./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw --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 adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 ............................................................................................................................................ 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_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw --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 adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:26:45,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:26:45,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:26:45,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:26:45,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:26:45,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:26:45,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:26:45,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:26:45,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:26:45,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:26:45,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:26:45,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:26:45,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:26:45,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:26:45,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:26:45,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:26:45,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:26:45,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:26:45,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:26:45,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:26:45,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:26:45,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:26:45,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:26:45,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:26:45,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:26:45,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:26:45,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:26:45,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:26:45,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:26:45,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:26:45,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:26:45,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:26:45,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:26:45,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:26:45,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:26:45,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:26:45,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:26:45,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:26:45,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:26:45,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:26:45,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:26:45,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:26:45,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:26:45,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:26:45,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:26:45,844 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:26:45,845 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:26:45,845 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:26:45,845 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:26:45,845 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:26:45,853 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:26:45,853 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:26:45,855 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:26:45,855 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:26:45,855 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:26:45,856 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:26:45,856 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:26:45,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:26:45,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:26:45,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:26:45,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:26:45,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:26:45,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:26:45,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:26:45,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:26:45,859 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:26:45,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:26:45,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:26:45,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:26:45,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:26:45,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:26:45,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:26:45,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:26:45,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:26:45,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:26:45,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:26:45,862 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:26:45,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:26:45,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:26:45,863 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:26:45,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:26:45,864 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_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 [2021-10-20 05:26:46,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:26:46,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:26:46,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:26:46,236 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:26:46,237 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:26:46,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-20 05:26:46,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/c39885775/7eb93ba18f194eafaf65df009352564a/FLAGdee83a5ad [2021-10-20 05:26:46,864 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:26:46,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-20 05:26:46,884 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/c39885775/7eb93ba18f194eafaf65df009352564a/FLAGdee83a5ad [2021-10-20 05:26:47,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/c39885775/7eb93ba18f194eafaf65df009352564a [2021-10-20 05:26:47,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:26:47,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:26:47,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:26:47,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:26:47,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:26:47,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:26:47" (1/1) ... [2021-10-20 05:26:47,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b4094c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:47, skipping insertion in model container [2021-10-20 05:26:47,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:26:47" (1/1) ... [2021-10-20 05:26:47,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:26:47,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:26:47,628 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_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2021-10-20 05:26:47,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:26:47,672 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) [2021-10-20 05:26:47,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c523314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:47, skipping insertion in model container [2021-10-20 05:26:47,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:26:47,673 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:26:47,676 INFO L168 Benchmark]: Toolchain (without parser) took 528.04 ms. Allocated memory is still 127.9 MB. Free memory was 91.4 MB in the beginning and 99.2 MB in the end (delta: -7.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-20 05:26:47,677 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 99.3 MB in the beginning and 99.3 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:26:47,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.87 ms. Allocated memory is still 127.9 MB. Free memory was 91.2 MB in the beginning and 99.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:26:47,680 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 99.3 MB in the beginning and 99.3 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 524.87 ms. Allocated memory is still 127.9 MB. Free memory was 91.2 MB in the beginning and 99.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 317]: 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-e943c26 [2021-10-20 05:26:50,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:26:50,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:26:50,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:26:50,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:26:50,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:26:50,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:26:50,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:26:50,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:26:50,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:26:50,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:26:50,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:26:50,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:26:50,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:26:50,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:26:50,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:26:50,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:26:50,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:26:50,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:26:50,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:26:50,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:26:50,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:26:50,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:26:50,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:26:50,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:26:50,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:26:50,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:26:50,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:26:50,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:26:50,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:26:50,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:26:50,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:26:50,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:26:50,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:26:50,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:26:50,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:26:50,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:26:50,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:26:50,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:26:50,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:26:50,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:26:50,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 05:26:50,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:26:50,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:26:50,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:26:50,911 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:26:50,911 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:26:50,911 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:26:50,912 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:26:50,912 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:26:50,913 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:26:50,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:26:50,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:26:50,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:26:50,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:26:50,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:26:50,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:26:50,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:26:50,918 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:26:50,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:26:50,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:26:50,919 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:26:50,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:26:50,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:26:50,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:26:50,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:26:50,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:26:50,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:26:50,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:26:50,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:26:50,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:26:50,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:26:50,922 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:26:50,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:26:50,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:26:50,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:26:50,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:26:50,924 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_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 [2021-10-20 05:26:51,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:26:51,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:26:51,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:26:51,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:26:51,422 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:26:51,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-20 05:26:51,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/69beed0e7/a38a8cf5bc0047ffbb24923cf97614a8/FLAG497373fc9 [2021-10-20 05:26:52,298 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:26:52,299 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-20 05:26:52,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/69beed0e7/a38a8cf5bc0047ffbb24923cf97614a8/FLAG497373fc9 [2021-10-20 05:26:52,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/data/69beed0e7/a38a8cf5bc0047ffbb24923cf97614a8 [2021-10-20 05:26:52,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:26:52,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:26:52,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:26:52,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:26:52,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:26:52,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:26:52" (1/1) ... [2021-10-20 05:26:52,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c4d55ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:52, skipping insertion in model container [2021-10-20 05:26:52,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:26:52" (1/1) ... [2021-10-20 05:26:52,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:26:52,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:26:53,097 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_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2021-10-20 05:26:53,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:26:53,172 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-20 05:26:53,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:26:53,320 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_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2021-10-20 05:26:53,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:26:53,360 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:26:53,474 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_53045650-a85e-448b-ae46-2c61e5b63071/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2021-10-20 05:26:53,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:26:53,516 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:26:53,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53 WrapperNode [2021-10-20 05:26:53,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:26:53,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:26:53,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:26:53,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:26:53,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:26:53,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:26:53,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:26:53,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:26:53,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:26:53,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:26:53,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:26:53,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:26:53,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (1/1) ... [2021-10-20 05:26:53,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:26:53,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:26:53,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:26:53,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:26:53,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:26:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 05:26:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:26:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:26:56,667 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:26:56,668 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-20 05:26:56,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:26:56 BoogieIcfgContainer [2021-10-20 05:26:56,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:26:56,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:26:56,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:26:56,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:26:56,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:26:52" (1/3) ... [2021-10-20 05:26:56,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35919db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:26:56, skipping insertion in model container [2021-10-20 05:26:56,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:26:53" (2/3) ... [2021-10-20 05:26:56,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35919db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:26:56, skipping insertion in model container [2021-10-20 05:26:56,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:26:56" (3/3) ... [2021-10-20 05:26:56,678 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2021-10-20 05:26:56,683 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:26:56,683 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-20 05:26:56,743 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 05:26:56,752 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, mAutomataTypeConcurrency=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 [2021-10-20 05:26:56,752 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-20 05:26:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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) [2021-10-20 05:26:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-20 05:26:56,790 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:26:56,791 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:26:56,791 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:26:56,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:26:56,798 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2021-10-20 05:26:56,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:26:56,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824481729] [2021-10-20 05:26:56,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:26:56,814 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:26:56,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:26:56,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:26:56,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-20 05:26:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:26:57,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-20 05:26:57,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:26:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:57,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:26:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:57,314 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:26:57,314 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824481729] [2021-10-20 05:26:57,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [824481729] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:26:57,315 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:26:57,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-20 05:26:57,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490608254] [2021-10-20 05:26:57,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-20 05:26:57,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:26:57,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-20 05:26:57,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 05:26:57,345 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-20 05:26:57,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:26:57,386 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-20 05:26:57,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-20 05:26:57,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-20 05:26:57,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:26:57,399 INFO L225 Difference]: With dead ends: 136 [2021-10-20 05:26:57,399 INFO L226 Difference]: Without dead ends: 67 [2021-10-20 05:26:57,403 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 05:26:57,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-20 05:26:57,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-20 05:26:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 64 states have (on average 1.453125) internal successors, (93), 66 states have internal predecessors, (93), 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) [2021-10-20 05:26:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-20 05:26:57,445 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-20 05:26:57,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:26:57,446 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-20 05:26:57,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-20 05:26:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-20 05:26:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-20 05:26:57,448 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:26:57,448 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:26:57,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-20 05:26:57,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:26:57,670 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:26:57,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:26:57,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2021-10-20 05:26:57,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:26:57,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743599550] [2021-10-20 05:26:57,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:26:57,672 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:26:57,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:26:57,673 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:26:57,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-20 05:26:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:26:57,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-20 05:26:57,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:26:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:57,948 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:26:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:58,018 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:26:58,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743599550] [2021-10-20 05:26:58,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743599550] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:26:58,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:26:58,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-20 05:26:58,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477177857] [2021-10-20 05:26:58,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-20 05:26:58,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:26:58,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-20 05:26:58,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:26:58,041 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-20 05:26:58,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:26:58,073 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-20 05:26:58,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-20 05:26:58,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-10-20 05:26:58,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:26:58,076 INFO L225 Difference]: With dead ends: 67 [2021-10-20 05:26:58,077 INFO L226 Difference]: Without dead ends: 33 [2021-10-20 05:26:58,078 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:26:58,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-20 05:26:58,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-20 05:26:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 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) [2021-10-20 05:26:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-20 05:26:58,095 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-20 05:26:58,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:26:58,096 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-20 05:26:58,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-20 05:26:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-20 05:26:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-20 05:26:58,098 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:26:58,099 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] [2021-10-20 05:26:58,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-20 05:26:58,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:26:58,313 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:26:58,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:26:58,313 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2021-10-20 05:26:58,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:26:58,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624775965] [2021-10-20 05:26:58,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:26:58,315 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:26:58,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:26:58,316 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:26:58,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-20 05:26:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:26:58,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-20 05:26:58,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:26:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:58,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:26:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:58,727 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:26:58,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624775965] [2021-10-20 05:26:58,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624775965] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:26:58,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:26:58,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-20 05:26:58,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064039044] [2021-10-20 05:26:58,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-20 05:26:58,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:26:58,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-20 05:26:58,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:26:58,730 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 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) [2021-10-20 05:26:58,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:26:58,815 INFO L93 Difference]: Finished difference Result 110 states and 160 transitions. [2021-10-20 05:26:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-20 05:26:58,816 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 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 22 [2021-10-20 05:26:58,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:26:58,818 INFO L225 Difference]: With dead ends: 110 [2021-10-20 05:26:58,818 INFO L226 Difference]: Without dead ends: 83 [2021-10-20 05:26:58,819 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:26:58,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-20 05:26:58,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 52. [2021-10-20 05:26:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 51 states have internal predecessors, (75), 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) [2021-10-20 05:26:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-10-20 05:26:58,831 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-10-20 05:26:58,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:26:58,832 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-10-20 05:26:58,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 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) [2021-10-20 05:26:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-10-20 05:26:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-20 05:26:58,833 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:26:58,834 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] [2021-10-20 05:26:58,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-20 05:26:59,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:26:59,049 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:26:59,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:26:59,050 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2021-10-20 05:26:59,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:26:59,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604074862] [2021-10-20 05:26:59,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:26:59,051 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:26:59,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:26:59,053 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:26:59,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-20 05:26:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:26:59,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-20 05:26:59,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:26:59,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:59,488 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:26:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:26:59,607 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:26:59,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604074862] [2021-10-20 05:26:59,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604074862] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:26:59,608 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:26:59,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-20 05:26:59,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302458516] [2021-10-20 05:26:59,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 05:26:59,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:26:59,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 05:26:59,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 05:26:59,611 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-20 05:26:59,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:26:59,796 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2021-10-20 05:26:59,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-20 05:26:59,796 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-10-20 05:26:59,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:26:59,807 INFO L225 Difference]: With dead ends: 237 [2021-10-20 05:26:59,807 INFO L226 Difference]: Without dead ends: 191 [2021-10-20 05:26:59,808 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 67.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-20 05:26:59,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-20 05:26:59,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2021-10-20 05:26:59,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 91 states have internal predecessors, (133), 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) [2021-10-20 05:26:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2021-10-20 05:26:59,853 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2021-10-20 05:26:59,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:26:59,854 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2021-10-20 05:26:59,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-20 05:26:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-10-20 05:26:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-20 05:26:59,855 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:26:59,856 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] [2021-10-20 05:26:59,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-20 05:27:00,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:27:00,070 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:27:00,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:27:00,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2021-10-20 05:27:00,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:27:00,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [137075921] [2021-10-20 05:27:00,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:27:00,072 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:27:00,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:27:00,073 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:27:00,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-20 05:27:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:27:00,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-20 05:27:00,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:27:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:27:00,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:27:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:27:00,531 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:27:00,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [137075921] [2021-10-20 05:27:00,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [137075921] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:27:00,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:27:00,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-20 05:27:00,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537079510] [2021-10-20 05:27:00,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 05:27:00,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:27:00,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 05:27:00,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 05:27:00,534 INFO L87 Difference]: Start difference. First operand 92 states and 133 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-20 05:27:00,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:27:00,662 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2021-10-20 05:27:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 05:27:00,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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 [2021-10-20 05:27:00,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:27:00,663 INFO L225 Difference]: With dead ends: 282 [2021-10-20 05:27:00,663 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 05:27:00,665 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-20 05:27:00,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 05:27:00,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 05:27:00,666 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) [2021-10-20 05:27:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 05:27:00,667 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-20 05:27:00,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:27:00,667 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 05:27:00,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-20 05:27:00,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 05:27:00,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 05:27:00,671 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:27:00,671 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:27:00,672 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:27:00,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-20 05:27:00,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:27:00,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 05:27:00,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:00,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:27:01,365 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,366 INFO L853 garLoopResultBuilder]: At program point L680(lines 1 903) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,366 INFO L853 garLoopResultBuilder]: At program point L713-2(lines 713 727) the Hoare annotation is: false [2021-10-20 05:27:01,366 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 05:27:01,366 INFO L857 garLoopResultBuilder]: For program point L697(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,366 INFO L857 garLoopResultBuilder]: For program point L697-1(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,367 INFO L857 garLoopResultBuilder]: For program point L697-2(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,367 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-10-20 05:27:01,367 INFO L853 garLoopResultBuilder]: At program point L86-1(lines 86 92) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,367 INFO L857 garLoopResultBuilder]: For program point L714(line 714) no Hoare annotation was computed. [2021-10-20 05:27:01,367 INFO L857 garLoopResultBuilder]: For program point L269(lines 269 275) no Hoare annotation was computed. [2021-10-20 05:27:01,368 INFO L853 garLoopResultBuilder]: At program point L269-1(lines 269 275) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,368 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2021-10-20 05:27:01,368 INFO L853 garLoopResultBuilder]: At program point L104-1(lines 140 146) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,368 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-10-20 05:27:01,368 INFO L857 garLoopResultBuilder]: For program point L831-3(lines 831 835) no Hoare annotation was computed. [2021-10-20 05:27:01,368 INFO L857 garLoopResultBuilder]: For program point L831-6(lines 831 835) no Hoare annotation was computed. [2021-10-20 05:27:01,369 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 721) no Hoare annotation was computed. [2021-10-20 05:27:01,369 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-10-20 05:27:01,374 INFO L857 garLoopResultBuilder]: For program point L717-1(lines 140 146) no Hoare annotation was computed. [2021-10-20 05:27:01,374 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-10-20 05:27:01,374 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-10-20 05:27:01,375 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 791) no Hoare annotation was computed. [2021-10-20 05:27:01,375 INFO L860 garLoopResultBuilder]: At program point L784-1(lines 784 791) the Hoare annotation is: true [2021-10-20 05:27:01,375 INFO L853 garLoopResultBuilder]: At program point L140(lines 139 158) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,375 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-20 05:27:01,375 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2021-10-20 05:27:01,376 INFO L853 garLoopResultBuilder]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2021-10-20 05:27:01,376 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 05:27:01,376 INFO L853 garLoopResultBuilder]: At program point L868(lines 863 871) the Hoare annotation is: false [2021-10-20 05:27:01,376 INFO L853 garLoopResultBuilder]: At program point L868-1(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,376 INFO L853 garLoopResultBuilder]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2021-10-20 05:27:01,376 INFO L853 garLoopResultBuilder]: At program point L868-3(lines 863 871) the Hoare annotation is: false [2021-10-20 05:27:01,377 INFO L853 garLoopResultBuilder]: At program point L868-4(lines 863 871) the Hoare annotation is: false [2021-10-20 05:27:01,377 INFO L853 garLoopResultBuilder]: At program point L868-5(lines 863 871) the Hoare annotation is: false [2021-10-20 05:27:01,377 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,377 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-20 05:27:01,377 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,378 INFO L853 garLoopResultBuilder]: At program point L225(lines 220 228) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,378 INFO L853 garLoopResultBuilder]: At program point L225-1(lines 220 228) the Hoare annotation is: false [2021-10-20 05:27:01,378 INFO L853 garLoopResultBuilder]: At program point L225-2(lines 220 228) the Hoare annotation is: false [2021-10-20 05:27:01,378 INFO L853 garLoopResultBuilder]: At program point L688(lines 683 691) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,378 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 859) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 819) no Hoare annotation was computed. [2021-10-20 05:27:01,379 INFO L853 garLoopResultBuilder]: At program point L806-1(lines 1 903) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,380 INFO L857 garLoopResultBuilder]: For program point L806-2(lines 806 819) no Hoare annotation was computed. [2021-10-20 05:27:01,380 INFO L853 garLoopResultBuilder]: At program point L806-3(lines 1 903) the Hoare annotation is: false [2021-10-20 05:27:01,380 INFO L857 garLoopResultBuilder]: For program point L806-4(lines 806 819) no Hoare annotation was computed. [2021-10-20 05:27:01,380 INFO L853 garLoopResultBuilder]: At program point L806-5(lines 1 903) the Hoare annotation is: false [2021-10-20 05:27:01,380 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2021-10-20 05:27:01,381 INFO L853 garLoopResultBuilder]: At program point L147(lines 147 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,381 INFO L853 garLoopResultBuilder]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-20 05:27:01,381 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-20 05:27:01,381 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-20 05:27:01,381 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2021-10-20 05:27:01,381 INFO L860 garLoopResultBuilder]: At program point L793(lines 774 796) the Hoare annotation is: true [2021-10-20 05:27:01,382 INFO L853 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2021-10-20 05:27:01,382 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-20 05:27:01,385 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 816) no Hoare annotation was computed. [2021-10-20 05:27:01,385 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 816) no Hoare annotation was computed. [2021-10-20 05:27:01,386 INFO L857 garLoopResultBuilder]: For program point L810-4(lines 810 816) no Hoare annotation was computed. [2021-10-20 05:27:01,386 INFO L857 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2021-10-20 05:27:01,386 INFO L853 garLoopResultBuilder]: At program point L761(lines 757 763) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:27:01,386 INFO L853 garLoopResultBuilder]: At program point L216(lines 209 219) the Hoare annotation is: false [2021-10-20 05:27:01,387 INFO L853 garLoopResultBuilder]: At program point L216-1(lines 209 219) the Hoare annotation is: false [2021-10-20 05:27:01,387 INFO L853 garLoopResultBuilder]: At program point L216-2(lines 209 219) the Hoare annotation is: false [2021-10-20 05:27:01,387 INFO L857 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-20 05:27:01,392 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 05:27:01,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:27:01 BoogieIcfgContainer [2021-10-20 05:27:01,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:27:01,431 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:27:01,431 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:27:01,431 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:27:01,432 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:26:56" (3/4) ... [2021-10-20 05:27:01,436 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:27:01,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-20 05:27:01,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-20 05:27:01,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-20 05:27:01,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-20 05:27:01,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-20 05:27:01,465 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:27:01,465 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:27:01,501 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-20 05:27:01,538 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:27:01,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:27:01,540 INFO L168 Benchmark]: Toolchain (without parser) took 9019.08 ms. Allocated memory was 60.8 MB in the beginning and 111.1 MB in the end (delta: 50.3 MB). Free memory was 40.6 MB in the beginning and 72.7 MB in the end (delta: -32.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,540 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:27:01,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 995.06 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 31.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.96 ms. Allocated memory is still 60.8 MB. Free memory was 31.1 MB in the beginning and 28.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,542 INFO L168 Benchmark]: Boogie Preprocessor took 94.87 ms. Allocated memory is still 60.8 MB. Free memory was 28.1 MB in the beginning and 26.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,542 INFO L168 Benchmark]: RCFGBuilder took 2939.93 ms. Allocated memory was 60.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Free memory was 25.7 MB in the beginning and 56.2 MB in the end (delta: -30.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,543 INFO L168 Benchmark]: TraceAbstraction took 4758.50 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 55.7 MB in the beginning and 77.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,543 INFO L168 Benchmark]: Witness Printer took 107.68 ms. Allocated memory is still 111.1 MB. Free memory was 77.9 MB in the beginning and 72.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:27:01,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 995.06 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 31.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.96 ms. Allocated memory is still 60.8 MB. Free memory was 31.1 MB in the beginning and 28.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.87 ms. Allocated memory is still 60.8 MB. Free memory was 28.1 MB in the beginning and 26.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2939.93 ms. Allocated memory was 60.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Free memory was 25.7 MB in the beginning and 56.2 MB in the end (delta: -30.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4758.50 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 55.7 MB in the beginning and 77.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. * Witness Printer took 107.68 ms. Allocated memory is still 111.1 MB. Free memory was 77.9 MB in the beginning and 72.7 MB in the end (delta: 5.2 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: 697]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 697]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 697]: 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, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4650.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 27.6ms, AutomataDifference: 555.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 471.8ms, InitialAbstractionConstructionTime: 14.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 308 SDtfs, 407 SDslu, 334 SDs, 0 SdLazy, 62 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 148.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 130.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 99.4ms AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 342.4ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 119.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 148.7ms SsaConstructionTime, 677.7ms SatisfiabilityAnalysisTime, 1093.3ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 316 SizeOfPredicates, 7 NumberOfNonLiveVariables, 976 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-20 05:27:01,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53045650-a85e-448b-ae46-2c61e5b63071/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...