./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75ea00b99383c62578ccfd8a9f2cfadee140a2fe ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75ea00b99383c62578ccfd8a9f2cfadee140a2fe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:04:55,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:04:55,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:04:55,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:04:55,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:04:55,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:04:55,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:04:55,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:04:55,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:04:55,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:04:55,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:04:55,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:04:55,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:04:55,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:04:55,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:04:55,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:04:55,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:04:55,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:04:55,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:04:55,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:04:55,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:04:55,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:04:55,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:04:55,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:04:55,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:04:55,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:04:55,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:04:55,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:04:55,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:04:55,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:04:55,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:04:55,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:04:55,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:04:55,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:04:55,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:04:55,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:04:55,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:04:55,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:04:55,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:04:55,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:04:55,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:04:55,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:04:55,843 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:04:55,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:04:55,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:04:55,846 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:04:55,846 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:04:55,846 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:04:55,847 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:04:55,847 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:04:55,853 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:04:55,853 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:04:55,854 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:04:55,854 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:04:55,855 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:04:55,855 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:04:55,855 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:04:55,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:04:55,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:04:55,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:04:55,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:04:55,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:04:55,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:04:55,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:04:55,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:04:55,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:04:55,858 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:04:55,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:04:55,858 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:04:55,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:04:55,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:04:55,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:04:55,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:04:55,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:04:55,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:04:55,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:04:55,862 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:04:55,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:04:55,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:04:55,862 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:04:55,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:04:55,863 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75ea00b99383c62578ccfd8a9f2cfadee140a2fe [2021-10-13 08:04:56,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:04:56,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:04:56,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:04:56,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:04:56,179 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:04:56,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-13 08:04:56,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/d3ffc31a4/0d9706ede57144338d80bb7277b83341/FLAGff0693623 [2021-10-13 08:04:56,747 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:04:56,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-13 08:04:56,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/d3ffc31a4/0d9706ede57144338d80bb7277b83341/FLAGff0693623 [2021-10-13 08:04:57,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/d3ffc31a4/0d9706ede57144338d80bb7277b83341 [2021-10-13 08:04:57,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:04:57,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:04:57,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:57,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:04:57,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:04:57,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:57" (1/1) ... [2021-10-13 08:04:57,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b537af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:57, skipping insertion in model container [2021-10-13 08:04:57,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:57" (1/1) ... [2021-10-13 08:04:57,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:04:57,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:04:57,456 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15408,15421] [2021-10-13 08:04:57,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:04:57,478 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) [2021-10-13 08:04:57,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d683a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:57, skipping insertion in model container [2021-10-13 08:04:57,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:57,479 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:04:57,481 INFO L168 Benchmark]: Toolchain (without parser) took 390.35 ms. Allocated memory is still 119.5 MB. Free memory was 78.6 MB in the beginning and 91.4 MB in the end (delta: -12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:57,482 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 119.5 MB. Free memory is still 96.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:04:57,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.75 ms. Allocated memory is still 119.5 MB. Free memory was 78.3 MB in the beginning and 91.4 MB in the end (delta: -13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:57,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 119.5 MB. Free memory is still 96.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 385.75 ms. Allocated memory is still 119.5 MB. Free memory was 78.3 MB in the beginning and 91.4 MB in the end (delta: -13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:04:59,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:04:59,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:04:59,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:04:59,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:04:59,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:04:59,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:04:59,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:04:59,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:04:59,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:04:59,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:04:59,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:04:59,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:04:59,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:04:59,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:04:59,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:04:59,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:04:59,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:04:59,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:04:59,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:04:59,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:04:59,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:04:59,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:04:59,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:04:59,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:04:59,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:04:59,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:04:59,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:04:59,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:04:59,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:04:59,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:04:59,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:04:59,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:04:59,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:04:59,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:04:59,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:04:59,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:04:59,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:04:59,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:04:59,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:04:59,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:04:59,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:04:59,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:04:59,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:04:59,900 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:04:59,900 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:04:59,900 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:04:59,901 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:04:59,901 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:04:59,901 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:04:59,901 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:04:59,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:04:59,902 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:04:59,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:04:59,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:04:59,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:04:59,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:04:59,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:04:59,903 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:04:59,903 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:04:59,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:04:59,904 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:04:59,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:04:59,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:04:59,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:04:59,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:04:59,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:04:59,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:04:59,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:04:59,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:04:59,906 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:04:59,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:04:59,907 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75ea00b99383c62578ccfd8a9f2cfadee140a2fe [2021-10-13 08:05:00,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:05:00,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:05:00,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:05:00,275 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:05:00,276 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:05:00,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-13 08:05:00,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/195145960/45b86482ea01460d8d13e916bc7f3f2d/FLAG19c7a9df8 [2021-10-13 08:05:00,878 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:05:00,887 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-13 08:05:00,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/195145960/45b86482ea01460d8d13e916bc7f3f2d/FLAG19c7a9df8 [2021-10-13 08:05:01,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/data/195145960/45b86482ea01460d8d13e916bc7f3f2d [2021-10-13 08:05:01,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:05:01,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:05:01,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:01,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:05:01,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:05:01,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:01,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfce3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01, skipping insertion in model container [2021-10-13 08:05:01,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:01,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:05:01,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:05:01,648 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15408,15421] [2021-10-13 08:05:01,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:05:01,671 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 08:05:01,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:05:01,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15408,15421] [2021-10-13 08:05:01,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:05:01,783 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:05:01,866 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15408,15421] [2021-10-13 08:05:01,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:05:01,901 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:05:01,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01 WrapperNode [2021-10-13 08:05:01,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:05:01,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:05:01,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:05:01,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:05:01,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:01,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:01,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:05:01,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:05:01,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:05:01,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:05:02,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:05:02,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:05:02,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:05:02,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:05:02,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (1/1) ... [2021-10-13 08:05:02,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:05:02,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:05:02,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:05:02,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:05:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:05:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 08:05:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:05:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:05:04,065 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:05:04,065 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-13 08:05:04,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:05:04 BoogieIcfgContainer [2021-10-13 08:05:04,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:05:04,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:05:04,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:05:04,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:05:04,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:05:01" (1/3) ... [2021-10-13 08:05:04,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687f7681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:05:04, skipping insertion in model container [2021-10-13 08:05:04,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:01" (2/3) ... [2021-10-13 08:05:04,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687f7681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:05:04, skipping insertion in model container [2021-10-13 08:05:04,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:05:04" (3/3) ... [2021-10-13 08:05:04,074 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product04.cil.c [2021-10-13 08:05:04,079 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:05:04,080 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 08:05:04,131 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 08:05:04,140 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 08:05:04,140 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 08:05:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 08:05:04,171 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:05:04,172 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:05:04,173 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:05:04,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:05:04,178 INFO L82 PathProgramCache]: Analyzing trace with hash 706591477, now seen corresponding path program 1 times [2021-10-13 08:05:04,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:05:04,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2086319082] [2021-10-13 08:05:04,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:05:04,193 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:05:04,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:05:04,196 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:05:04,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 08:05:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:05:04,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 08:05:04,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:05:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:04,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:05:04,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:04,633 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:05:04,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2086319082] [2021-10-13 08:05:04,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2086319082] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:05:04,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:05:04,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 08:05:04,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335502135] [2021-10-13 08:05:04,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 08:05:04,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:05:04,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 08:05:04,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:05:04,655 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:04,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:05:04,676 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2021-10-13 08:05:04,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 08:05:04,678 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-13 08:05:04,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:05:04,687 INFO L225 Difference]: With dead ends: 119 [2021-10-13 08:05:04,687 INFO L226 Difference]: Without dead ends: 59 [2021-10-13 08:05:04,690 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:05:04,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-13 08:05:04,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-13 08:05:04,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 58 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2021-10-13 08:05:04,728 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2021-10-13 08:05:04,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:05:04,729 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2021-10-13 08:05:04,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2021-10-13 08:05:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 08:05:04,731 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:05:04,731 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:05:04,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 08:05:04,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:05:04,943 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:05:04,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:05:04,944 INFO L82 PathProgramCache]: Analyzing trace with hash 583909382, now seen corresponding path program 1 times [2021-10-13 08:05:04,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:05:04,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26181810] [2021-10-13 08:05:04,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:05:04,948 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:05:04,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:05:04,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:05:04,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 08:05:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:05:05,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:05:05,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:05:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:05,261 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:05:05,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:05,328 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:05:05,328 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26181810] [2021-10-13 08:05:05,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26181810] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:05:05,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:05:05,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 08:05:05,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133398389] [2021-10-13 08:05:05,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:05:05,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:05:05,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:05:05,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:05:05,336 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:05,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:05:05,358 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2021-10-13 08:05:05,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:05:05,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 08:05:05,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:05:05,362 INFO L225 Difference]: With dead ends: 59 [2021-10-13 08:05:05,362 INFO L226 Difference]: Without dead ends: 31 [2021-10-13 08:05:05,364 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:05:05,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-13 08:05:05,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-13 08:05:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-13 08:05:05,380 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2021-10-13 08:05:05,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:05:05,380 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-13 08:05:05,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-13 08:05:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 08:05:05,383 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:05:05,384 INFO L512 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] [2021-10-13 08:05:05,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 08:05:05,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:05:05,599 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:05:05,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:05:05,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1289655203, now seen corresponding path program 1 times [2021-10-13 08:05:05,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:05:05,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5225300] [2021-10-13 08:05:05,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:05:05,605 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:05:05,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:05:05,606 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:05:05,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 08:05:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:05:05,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:05:05,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:05:05,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:05,951 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:05:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:06,060 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:05:06,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [5225300] [2021-10-13 08:05:06,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [5225300] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:05:06,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:05:06,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 08:05:06,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624075310] [2021-10-13 08:05:06,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:05:06,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:05:06,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:05:06,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:05:06,063 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:05:06,156 INFO L93 Difference]: Finished difference Result 126 states and 193 transitions. [2021-10-13 08:05:06,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 08:05:06,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 08:05:06,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:05:06,162 INFO L225 Difference]: With dead ends: 126 [2021-10-13 08:05:06,163 INFO L226 Difference]: Without dead ends: 102 [2021-10-13 08:05:06,163 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 43.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 08:05:06,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-10-13 08:05:06,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 50. [2021-10-13 08:05:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 49 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2021-10-13 08:05:06,189 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 24 [2021-10-13 08:05:06,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:05:06,189 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2021-10-13 08:05:06,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2021-10-13 08:05:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 08:05:06,193 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:05:06,193 INFO L512 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] [2021-10-13 08:05:06,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 08:05:06,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:05:06,410 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:05:06,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:05:06,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1754974165, now seen corresponding path program 1 times [2021-10-13 08:05:06,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:05:06,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1773503361] [2021-10-13 08:05:06,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:05:06,412 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:05:06,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:05:06,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:05:06,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 08:05:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:05:06,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:05:06,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:05:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:06,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:05:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:05:06,777 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:05:06,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1773503361] [2021-10-13 08:05:06,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1773503361] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:05:06,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:05:06,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 08:05:06,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292329115] [2021-10-13 08:05:06,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:05:06,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:05:06,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:05:06,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:05:06,780 INFO L87 Difference]: Start difference. First operand 50 states and 71 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:05:06,855 INFO L93 Difference]: Finished difference Result 148 states and 220 transitions. [2021-10-13 08:05:06,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 08:05:06,856 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-13 08:05:06,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:05:06,856 INFO L225 Difference]: With dead ends: 148 [2021-10-13 08:05:06,857 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 08:05:06,858 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 08:05:06,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 08:05:06,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 08:05:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 08:05:06,858 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-13 08:05:06,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:05:06,859 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 08:05:06,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:05:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 08:05:06,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 08:05:06,861 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:05:06,862 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:05:06,862 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:05:06,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 08:05:07,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:05:07,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 08:05:07,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:05:07,383 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,383 INFO L857 garLoopResultBuilder]: For program point L581(lines 581 587) no Hoare annotation was computed. [2021-10-13 08:05:07,384 INFO L853 garLoopResultBuilder]: At program point L581-1(lines 581 587) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,384 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 08:05:07,384 INFO L853 garLoopResultBuilder]: At program point L433(lines 1 884) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,385 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 801) no Hoare annotation was computed. [2021-10-13 08:05:07,385 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 605) no Hoare annotation was computed. [2021-10-13 08:05:07,386 INFO L853 garLoopResultBuilder]: At program point L599-1(lines 634 640) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,389 INFO L857 garLoopResultBuilder]: For program point L864(lines 864 881) no Hoare annotation was computed. [2021-10-13 08:05:07,389 INFO L853 garLoopResultBuilder]: At program point L864-1(lines 1 884) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,390 INFO L857 garLoopResultBuilder]: For program point L864-2(lines 864 881) no Hoare annotation was computed. [2021-10-13 08:05:07,390 INFO L853 garLoopResultBuilder]: At program point L864-3(lines 1 884) the Hoare annotation is: false [2021-10-13 08:05:07,391 INFO L857 garLoopResultBuilder]: For program point L864-4(lines 864 881) no Hoare annotation was computed. [2021-10-13 08:05:07,391 INFO L853 garLoopResultBuilder]: At program point L864-5(lines 1 884) the Hoare annotation is: false [2021-10-13 08:05:07,391 INFO L853 garLoopResultBuilder]: At program point L634(lines 633 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,391 INFO L857 garLoopResultBuilder]: For program point L634-1(lines 634 640) no Hoare annotation was computed. [2021-10-13 08:05:07,392 INFO L853 garLoopResultBuilder]: At program point L634-2(lines 633 652) the Hoare annotation is: false [2021-10-13 08:05:07,392 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-13 08:05:07,392 INFO L853 garLoopResultBuilder]: At program point L634-3(lines 633 652) the Hoare annotation is: false [2021-10-13 08:05:07,397 INFO L860 garLoopResultBuilder]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-10-13 08:05:07,398 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 08:05:07,398 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 789) no Hoare annotation was computed. [2021-10-13 08:05:07,398 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 878) no Hoare annotation was computed. [2021-10-13 08:05:07,399 INFO L857 garLoopResultBuilder]: For program point L868-2(lines 868 878) no Hoare annotation was computed. [2021-10-13 08:05:07,399 INFO L857 garLoopResultBuilder]: For program point L868-4(lines 868 878) no Hoare annotation was computed. [2021-10-13 08:05:07,399 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 577) no Hoare annotation was computed. [2021-10-13 08:05:07,400 INFO L853 garLoopResultBuilder]: At program point L571-1(lines 571 577) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,400 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,401 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 875) no Hoare annotation was computed. [2021-10-13 08:05:07,401 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 875) no Hoare annotation was computed. [2021-10-13 08:05:07,401 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-10-13 08:05:07,401 INFO L857 garLoopResultBuilder]: For program point L869-4(lines 869 875) no Hoare annotation was computed. [2021-10-13 08:05:07,401 INFO L853 garLoopResultBuilder]: At program point L737-1(lines 737 743) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,402 INFO L853 garLoopResultBuilder]: At program point L853(lines 848 855) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,402 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 08:05:07,402 INFO L853 garLoopResultBuilder]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,402 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 458 472) the Hoare annotation is: false [2021-10-13 08:05:07,402 INFO L857 garLoopResultBuilder]: For program point L591(lines 591 606) no Hoare annotation was computed. [2021-10-13 08:05:07,403 INFO L857 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2021-10-13 08:05:07,403 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 777) no Hoare annotation was computed. [2021-10-13 08:05:07,404 INFO L857 garLoopResultBuilder]: For program point L773-3(lines 773 777) no Hoare annotation was computed. [2021-10-13 08:05:07,404 INFO L853 garLoopResultBuilder]: At program point L641(lines 641 647) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,404 INFO L853 garLoopResultBuilder]: At program point L641-1(lines 641 647) the Hoare annotation is: false [2021-10-13 08:05:07,404 INFO L857 garLoopResultBuilder]: For program point L773-6(lines 773 777) no Hoare annotation was computed. [2021-10-13 08:05:07,404 INFO L853 garLoopResultBuilder]: At program point L641-2(lines 641 647) the Hoare annotation is: false [2021-10-13 08:05:07,405 INFO L853 garLoopResultBuilder]: At program point L509(lines 505 511) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,405 INFO L860 garLoopResultBuilder]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-10-13 08:05:07,405 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 08:05:07,406 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,406 INFO L853 garLoopResultBuilder]: At program point L693(lines 688 696) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,406 INFO L853 garLoopResultBuilder]: At program point L693-1(lines 688 696) the Hoare annotation is: false [2021-10-13 08:05:07,406 INFO L853 garLoopResultBuilder]: At program point L693-2(lines 688 696) the Hoare annotation is: false [2021-10-13 08:05:07,407 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-10-13 08:05:07,407 INFO L857 garLoopResultBuilder]: For program point L462-1(lines 634 640) no Hoare annotation was computed. [2021-10-13 08:05:07,407 INFO L853 garLoopResultBuilder]: At program point L611(lines 560 612) the Hoare annotation is: false [2021-10-13 08:05:07,407 INFO L857 garLoopResultBuilder]: For program point L562(lines 561 610) no Hoare annotation was computed. [2021-10-13 08:05:07,408 INFO L853 garLoopResultBuilder]: At program point L810(lines 805 813) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:05:07,408 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2021-10-13 08:05:07,408 INFO L853 garLoopResultBuilder]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2021-10-13 08:05:07,409 INFO L857 garLoopResultBuilder]: For program point L761(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,409 INFO L857 garLoopResultBuilder]: For program point L761-1(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,409 INFO L857 garLoopResultBuilder]: For program point L761-2(line 761) no Hoare annotation was computed. [2021-10-13 08:05:07,409 INFO L857 garLoopResultBuilder]: For program point L563(lines 563 567) no Hoare annotation was computed. [2021-10-13 08:05:07,413 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 08:05:07,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:05:07 BoogieIcfgContainer [2021-10-13 08:05:07,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:05:07,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:05:07,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:05:07,428 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:05:07,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:05:04" (3/4) ... [2021-10-13 08:05:07,431 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:05:07,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 08:05:07,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 08:05:07,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 08:05:07,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 08:05:07,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:05:07,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:05:07,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:05:07,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 08:05:07,502 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:05:07,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:05:07,504 INFO L168 Benchmark]: Toolchain (without parser) took 6278.69 ms. Allocated memory was 56.6 MB in the beginning and 88.1 MB in the end (delta: 31.5 MB). Free memory was 33.6 MB in the beginning and 59.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,504 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:05:07,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.13 ms. Allocated memory is still 56.6 MB. Free memory was 33.4 MB in the beginning and 25.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.76 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 24.8 MB in the beginning and 52.4 MB in the end (delta: -27.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,506 INFO L168 Benchmark]: Boogie Preprocessor took 70.57 ms. Allocated memory is still 71.3 MB. Free memory was 52.4 MB in the beginning and 50.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,506 INFO L168 Benchmark]: RCFGBuilder took 1998.14 ms. Allocated memory is still 71.3 MB. Free memory was 50.5 MB in the beginning and 46.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,506 INFO L168 Benchmark]: TraceAbstraction took 3358.25 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 46.2 MB in the beginning and 64.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,507 INFO L168 Benchmark]: Witness Printer took 75.28 ms. Allocated memory is still 88.1 MB. Free memory was 64.8 MB in the beginning and 59.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:05:07,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 676.13 ms. Allocated memory is still 56.6 MB. Free memory was 33.4 MB in the beginning and 25.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.76 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 24.8 MB in the beginning and 52.4 MB in the end (delta: -27.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.57 ms. Allocated memory is still 71.3 MB. Free memory was 52.4 MB in the beginning and 50.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1998.14 ms. Allocated memory is still 71.3 MB. Free memory was 50.5 MB in the beginning and 46.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3358.25 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 46.2 MB in the beginning and 64.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Witness Printer took 75.28 ms. Allocated memory is still 88.1 MB. Free memory was 64.8 MB in the beginning and 59.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 761]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 761]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 761]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3284.2ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 23.2ms, AutomataDifference: 260.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 310.1ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 245 SDtfs, 281 SDslu, 265 SDs, 0 SdLazy, 40 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 83.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 66.0ms AutomataMinimizationTime, 4 MinimizatonAttempts, 52 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 74 NumberOfFragments, 108 HoareAnnotationTreeSize, 27 FomulaSimplifications, 1202 FormulaSimplificationTreeSizeReduction, 215.9ms HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 86.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 115.7ms SsaConstructionTime, 450.9ms SatisfiabilityAnalysisTime, 799.9ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 789 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 08:05:07,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37c4fca4-f760-4ce7-8cca-0826ac63cd0b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...