./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI --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 10f6db361160ad683c5ff0095ebb60e0648efb18 ............................................................................................................................................ 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_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI --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 10f6db361160ad683c5ff0095ebb60e0648efb18 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:41,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:41,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:41,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:41,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:41,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:41,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:41,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:41,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:41,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:41,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:41,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:41,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:41,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:41,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:41,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:41,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:41,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:41,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:41,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:41,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:41,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:41,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:41,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:41,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:41,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:41,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:41,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:41,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:41,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:41,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:41,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:41,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:41,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:41,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:41,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:41,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:41,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:41,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:41,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:41,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:41,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:41,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:41,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:41,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:41,818 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:41,819 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:41,819 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:41,819 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:41,819 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:41,827 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:41,827 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:41,828 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:41,829 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:41,829 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:41,829 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:41,829 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:41,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:41,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:41,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:41,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:41,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:41,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:41,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:41,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:41,832 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:41,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:41,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:41,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:41,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:41,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:41,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:41,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:41,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:41,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:41,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:41,836 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:41,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:41,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:41,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:41,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:41,837 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_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f6db361160ad683c5ff0095ebb60e0648efb18 [2021-10-11 02:28:42,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:42,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:42,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:42,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:42,178 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:42,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 02:28:42,291 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/87781a953/a3a97b8787e04a8c820fe40db8ad666c/FLAGcf4a8375d [2021-10-11 02:28:42,810 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:42,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 02:28:42,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/87781a953/a3a97b8787e04a8c820fe40db8ad666c/FLAGcf4a8375d [2021-10-11 02:28:43,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/87781a953/a3a97b8787e04a8c820fe40db8ad666c [2021-10-11 02:28:43,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:43,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:43,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:43,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:43,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:43,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:43" (1/1) ... [2021-10-11 02:28:43,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79cc6496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:43, skipping insertion in model container [2021-10-11 02:28:43,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:43" (1/1) ... [2021-10-11 02:28:43,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:43,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:43,398 WARN L226 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_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 02:28:43,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:43,518 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) [2021-10-11 02:28:43,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f93572e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:43, skipping insertion in model container [2021-10-11 02:28:43,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:43,520 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:43,523 INFO L168 Benchmark]: Toolchain (without parser) took 384.87 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 54.9 MB in the beginning and 99.4 MB in the end (delta: -44.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:43,524 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 56.4 MB in the beginning and 56.4 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:43,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.32 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 54.7 MB in the beginning and 99.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:43,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 56.4 MB in the beginning and 56.4 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 381.32 ms. Allocated memory was 88.1 MB in the beginning and 125.8 MB in the end (delta: 37.7 MB). Free memory was 54.7 MB in the beginning and 99.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 362]: 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 0.2.0-7b2dab5 [2021-10-11 02:28:45,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:45,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:45,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:45,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:45,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:45,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:45,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:45,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:45,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:45,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:45,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:45,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:45,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:45,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:45,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:45,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:45,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:45,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:45,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:45,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:45,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:45,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:45,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:45,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:45,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:45,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:45,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:45,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:45,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:45,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:45,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:45,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:45,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:45,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:45,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:45,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:45,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:45,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:45,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:45,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:45,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:45,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:45,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:45,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:45,992 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:45,992 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:45,993 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:45,993 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:45,993 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:45,993 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:45,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:45,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:45,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:45,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:45,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:45,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:45,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:45,998 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:45,998 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:45,999 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:45,999 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:45,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:45,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:45,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:46,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:46,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:46,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:46,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:46,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:46,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:46,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:46,002 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:46,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:46,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:46,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:46,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:46,003 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_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f6db361160ad683c5ff0095ebb60e0648efb18 [2021-10-11 02:28:46,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:46,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:46,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:46,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:46,524 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:46,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 02:28:46,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/b0fd846db/6e271f55d112444480c675e7a7eda392/FLAG1d8b7fb0d [2021-10-11 02:28:47,331 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:47,331 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 02:28:47,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/b0fd846db/6e271f55d112444480c675e7a7eda392/FLAG1d8b7fb0d [2021-10-11 02:28:47,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/data/b0fd846db/6e271f55d112444480c675e7a7eda392 [2021-10-11 02:28:47,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:47,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:47,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:47,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:47,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:47,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:47" (1/1) ... [2021-10-11 02:28:47,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be5a6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:47, skipping insertion in model container [2021-10-11 02:28:47,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:47" (1/1) ... [2021-10-11 02:28:47,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:47,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:47,873 WARN L226 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_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 02:28:48,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:48,101 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:48,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:48,136 WARN L226 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_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 02:28:48,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:48,228 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:48,243 WARN L226 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_ce18da05-9ce7-46ba-b74f-5388000e9875/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 02:28:48,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:48,361 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:48,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48 WrapperNode [2021-10-11 02:28:48,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:48,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:48,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:48,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:48,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:48,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:48,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:48,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:48,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... [2021-10-11 02:28:48,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:48,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:48,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:48,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:48,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:51,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:51,040 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-11 02:28:51,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:51 BoogieIcfgContainer [2021-10-11 02:28:51,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:51,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:51,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:51,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:51,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:47" (1/3) ... [2021-10-11 02:28:51,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1482fcb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:51, skipping insertion in model container [2021-10-11 02:28:51,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:48" (2/3) ... [2021-10-11 02:28:51,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1482fcb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:51, skipping insertion in model container [2021-10-11 02:28:51,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:51" (3/3) ... [2021-10-11 02:28:51,051 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2021-10-11 02:28:51,065 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:51,068 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:51,081 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:51,107 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:51,107 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:51,107 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:51,108 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:51,108 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:51,108 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:51,108 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:51,108 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2021-10-11 02:28:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:28:51,130 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:51,130 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:51,131 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:51,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:51,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2021-10-11 02:28:51,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:51,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380205121] [2021-10-11 02:28:51,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:51,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:51,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:51,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:51,540 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:51,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380205121] [2021-10-11 02:28:51,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:51,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:51,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193835362] [2021-10-11 02:28:51,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:51,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:51,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:51,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:51,563 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2021-10-11 02:28:51,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:51,588 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-11 02:28:51,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:51,590 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:28:51,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:51,600 INFO L225 Difference]: With dead ends: 136 [2021-10-11 02:28:51,600 INFO L226 Difference]: Without dead ends: 67 [2021-10-11 02:28:51,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:51,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-11 02:28:51,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-11 02:28:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-10-11 02:28:51,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-11 02:28:51,644 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-11 02:28:51,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:51,645 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-11 02:28:51,645 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-11 02:28:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:28:51,646 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:51,646 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:51,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:51,866 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:51,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:51,867 INFO L82 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2021-10-11 02:28:51,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:51,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1902817987] [2021-10-11 02:28:51,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:52,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:52,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:52,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:52,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1902817987] [2021-10-11 02:28:52,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:52,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:52,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984416229] [2021-10-11 02:28:52,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:52,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:52,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:52,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:52,093 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2021-10-11 02:28:52,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:52,103 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-11 02:28:52,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:52,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:28:52,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:52,104 INFO L225 Difference]: With dead ends: 67 [2021-10-11 02:28:52,105 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:28:52,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:52,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:28:52,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:28:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:28:52,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:28:52,111 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:28:52,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:52,111 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:28:52,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:52,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:28:52,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:28:52,113 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:52,113 INFO L422 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] [2021-10-11 02:28:52,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:52,330 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:52,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:52,331 INFO L82 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2021-10-11 02:28:52,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:52,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540538466] [2021-10-11 02:28:52,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:52,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:52,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:52,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:52,589 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:52,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540538466] [2021-10-11 02:28:52,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:52,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:52,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681899008] [2021-10-11 02:28:52,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:52,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:52,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:52,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:52,610 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:28:52,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:52,642 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-10-11 02:28:52,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:52,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:28:52,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:52,646 INFO L225 Difference]: With dead ends: 87 [2021-10-11 02:28:52,646 INFO L226 Difference]: Without dead ends: 60 [2021-10-11 02:28:52,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:52,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-10-11 02:28:52,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2021-10-11 02:28:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:28:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2021-10-11 02:28:52,670 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2021-10-11 02:28:52,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:52,671 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2021-10-11 02:28:52,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2021-10-11 02:28:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:28:52,672 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:52,673 INFO L422 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] [2021-10-11 02:28:52,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:52,893 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:52,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:52,893 INFO L82 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2021-10-11 02:28:52,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:52,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769066278] [2021-10-11 02:28:52,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:53,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:53,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:53,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:53,168 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:53,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769066278] [2021-10-11 02:28:53,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:53,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:53,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675298109] [2021-10-11 02:28:53,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:53,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:53,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:53,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:53,171 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2021-10-11 02:28:53,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:53,337 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2021-10-11 02:28:53,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:28:53,337 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:28:53,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:53,343 INFO L225 Difference]: With dead ends: 209 [2021-10-11 02:28:53,344 INFO L226 Difference]: Without dead ends: 159 [2021-10-11 02:28:53,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:28:53,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-10-11 02:28:53,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 100. [2021-10-11 02:28:53,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2021-10-11 02:28:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2021-10-11 02:28:53,392 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 23 [2021-10-11 02:28:53,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:53,395 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2021-10-11 02:28:53,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2021-10-11 02:28:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:53,397 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:53,397 INFO L422 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] [2021-10-11 02:28:53,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:53,624 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:53,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:53,625 INFO L82 PathProgramCache]: Analyzing trace with hash 1573098380, now seen corresponding path program 1 times [2021-10-11 02:28:53,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:53,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [467593123] [2021-10-11 02:28:53,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:53,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:28:53,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:53,915 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:53,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [467593123] [2021-10-11 02:28:53,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:53,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:53,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261222659] [2021-10-11 02:28:53,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:28:53,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:53,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:28:53,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:28:53,918 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 6 states. [2021-10-11 02:28:55,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:55,726 INFO L93 Difference]: Finished difference Result 286 states and 426 transitions. [2021-10-11 02:28:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:28:55,727 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:28:55,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:55,729 INFO L225 Difference]: With dead ends: 286 [2021-10-11 02:28:55,729 INFO L226 Difference]: Without dead ends: 236 [2021-10-11 02:28:55,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:28:55,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-10-11 02:28:55,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 188. [2021-10-11 02:28:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2021-10-11 02:28:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 271 transitions. [2021-10-11 02:28:55,758 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 271 transitions. Word has length 24 [2021-10-11 02:28:55,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:55,758 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 271 transitions. [2021-10-11 02:28:55,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:28:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 271 transitions. [2021-10-11 02:28:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:55,760 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:55,761 INFO L422 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] [2021-10-11 02:28:55,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:28:55,981 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:55,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:55,982 INFO L82 PathProgramCache]: Analyzing trace with hash 767593024, now seen corresponding path program 1 times [2021-10-11 02:28:55,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:55,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1675203253] [2021-10-11 02:28:55,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:56,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:56,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:56,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:56,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1675203253] [2021-10-11 02:28:56,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:56,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:56,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847081214] [2021-10-11 02:28:56,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:56,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:56,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:56,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:56,229 INFO L87 Difference]: Start difference. First operand 188 states and 271 transitions. Second operand 3 states. [2021-10-11 02:28:57,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:57,634 INFO L93 Difference]: Finished difference Result 510 states and 743 transitions. [2021-10-11 02:28:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:57,634 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:28:57,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:57,637 INFO L225 Difference]: With dead ends: 510 [2021-10-11 02:28:57,637 INFO L226 Difference]: Without dead ends: 328 [2021-10-11 02:28:57,639 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:57,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-11 02:28:57,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 324. [2021-10-11 02:28:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2021-10-11 02:28:57,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 459 transitions. [2021-10-11 02:28:57,677 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 459 transitions. Word has length 24 [2021-10-11 02:28:57,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:57,677 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 459 transitions. [2021-10-11 02:28:57,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 459 transitions. [2021-10-11 02:28:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:28:57,679 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:57,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:57,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:28:57,893 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:57,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:57,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1374300376, now seen corresponding path program 1 times [2021-10-11 02:28:57,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:57,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1325588245] [2021-10-11 02:28:57,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:58,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:58,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:58,122 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:58,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1325588245] [2021-10-11 02:28:58,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:58,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:58,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149278586] [2021-10-11 02:28:58,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:58,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:58,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:58,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:58,125 INFO L87 Difference]: Start difference. First operand 324 states and 459 transitions. Second operand 3 states. [2021-10-11 02:28:58,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:58,146 INFO L93 Difference]: Finished difference Result 396 states and 563 transitions. [2021-10-11 02:28:58,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:58,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:28:58,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:58,147 INFO L225 Difference]: With dead ends: 396 [2021-10-11 02:28:58,148 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:58,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:58,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:58,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:58,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:28:58,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:58,158 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:58,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:58,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:58,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:28:58,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:58,974 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,974 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:58,974 INFO L262 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2021-10-11 02:28:58,974 INFO L262 CegarLoopResult]: For program point L796-1(lines 176 182) no Hoare annotation was computed. [2021-10-11 02:28:58,974 INFO L258 CegarLoopResult]: At program point L152(lines 103 153) the Hoare annotation is: false [2021-10-11 02:28:58,974 INFO L262 CegarLoopResult]: For program point L863(lines 863 870) no Hoare annotation was computed. [2021-10-11 02:28:58,975 INFO L265 CegarLoopResult]: At program point L863-1(lines 863 870) the Hoare annotation is: true [2021-10-11 02:28:58,975 INFO L262 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2021-10-11 02:28:58,975 INFO L258 CegarLoopResult]: At program point L269(lines 262 272) the Hoare annotation is: false [2021-10-11 02:28:58,975 INFO L258 CegarLoopResult]: At program point L269-1(lines 262 272) the Hoare annotation is: false [2021-10-11 02:28:58,975 INFO L258 CegarLoopResult]: At program point L269-2(lines 262 272) the Hoare annotation is: false [2021-10-11 02:28:58,975 INFO L262 CegarLoopResult]: For program point L105(lines 104 151) no Hoare annotation was computed. [2021-10-11 02:28:58,975 INFO L262 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2021-10-11 02:28:58,975 INFO L262 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-11 02:28:58,976 INFO L258 CegarLoopResult]: At program point L140-1(lines 176 182) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:58,976 INFO L262 CegarLoopResult]: For program point L322(lines 322 328) no Hoare annotation was computed. [2021-10-11 02:28:58,976 INFO L258 CegarLoopResult]: At program point L322-1(lines 322 328) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:58,976 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:58,976 INFO L262 CegarLoopResult]: For program point L124(lines 124 130) no Hoare annotation was computed. [2021-10-11 02:28:58,976 INFO L258 CegarLoopResult]: At program point L124-1(lines 124 130) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:28:58,976 INFO L262 CegarLoopResult]: For program point L719(lines 719 723) no Hoare annotation was computed. [2021-10-11 02:28:58,977 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:58,977 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,977 INFO L262 CegarLoopResult]: For program point L885(lines 885 898) no Hoare annotation was computed. [2021-10-11 02:28:58,977 INFO L258 CegarLoopResult]: At program point L885-1(lines 1 901) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967294 32)) (_ bv0 32)) .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 .cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse2 .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:28:58,977 INFO L262 CegarLoopResult]: For program point L885-2(lines 885 898) no Hoare annotation was computed. [2021-10-11 02:28:58,977 INFO L258 CegarLoopResult]: At program point L885-3(lines 1 901) the Hoare annotation is: false [2021-10-11 02:28:58,978 INFO L262 CegarLoopResult]: For program point L885-4(lines 885 898) no Hoare annotation was computed. [2021-10-11 02:28:58,978 INFO L262 CegarLoopResult]: For program point L208(lines 208 225) no Hoare annotation was computed. [2021-10-11 02:28:58,978 INFO L258 CegarLoopResult]: At program point L885-5(lines 1 901) the Hoare annotation is: false [2021-10-11 02:28:58,979 INFO L262 CegarLoopResult]: For program point L208-1(lines 208 225) no Hoare annotation was computed. [2021-10-11 02:28:58,979 INFO L262 CegarLoopResult]: For program point L208-2(lines 208 225) no Hoare annotation was computed. [2021-10-11 02:28:58,979 INFO L258 CegarLoopResult]: At program point L176(lines 175 194) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:58,979 INFO L262 CegarLoopResult]: For program point L176-1(lines 176 182) no Hoare annotation was computed. [2021-10-11 02:28:58,980 INFO L258 CegarLoopResult]: At program point L176-2(lines 175 194) the Hoare annotation is: false [2021-10-11 02:28:58,980 INFO L258 CegarLoopResult]: At program point L176-3(lines 175 194) the Hoare annotation is: false [2021-10-11 02:28:58,980 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:58,980 INFO L265 CegarLoopResult]: At program point L872(lines 853 875) the Hoare annotation is: true [2021-10-11 02:28:58,980 INFO L262 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2021-10-11 02:28:58,980 INFO L262 CegarLoopResult]: For program point L707-3(lines 707 711) no Hoare annotation was computed. [2021-10-11 02:28:58,981 INFO L262 CegarLoopResult]: For program point L707-6(lines 707 711) no Hoare annotation was computed. [2021-10-11 02:28:58,981 INFO L262 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2021-10-11 02:28:58,981 INFO L262 CegarLoopResult]: For program point L889-2(lines 889 895) no Hoare annotation was computed. [2021-10-11 02:28:58,981 INFO L258 CegarLoopResult]: At program point L278(lines 273 281) the Hoare annotation is: false [2021-10-11 02:28:58,981 INFO L258 CegarLoopResult]: At program point L278-1(lines 273 281) the Hoare annotation is: false [2021-10-11 02:28:58,981 INFO L262 CegarLoopResult]: For program point L889-4(lines 889 895) no Hoare annotation was computed. [2021-10-11 02:28:58,982 INFO L262 CegarLoopResult]: For program point L212(lines 212 220) no Hoare annotation was computed. [2021-10-11 02:28:58,982 INFO L258 CegarLoopResult]: At program point L278-2(lines 273 281) the Hoare annotation is: false [2021-10-11 02:28:58,982 INFO L262 CegarLoopResult]: For program point L212-1(lines 212 220) no Hoare annotation was computed. [2021-10-11 02:28:58,982 INFO L262 CegarLoopResult]: For program point L212-2(lines 212 220) no Hoare annotation was computed. [2021-10-11 02:28:58,982 INFO L258 CegarLoopResult]: At program point L840(lines 836 842) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:58,982 INFO L262 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2021-10-11 02:28:58,983 INFO L258 CegarLoopResult]: At program point L114-1(lines 114 120) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:28:58,983 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:58,983 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,983 INFO L258 CegarLoopResult]: At program point L792-2(lines 792 806) the Hoare annotation is: false [2021-10-11 02:28:58,984 INFO L258 CegarLoopResult]: At program point L776(lines 771 779) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:28:58,984 INFO L258 CegarLoopResult]: At program point L776-1(lines 771 779) the Hoare annotation is: false [2021-10-11 02:28:58,984 INFO L258 CegarLoopResult]: At program point L776-2(lines 771 779) the Hoare annotation is: false [2021-10-11 02:28:58,984 INFO L262 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2021-10-11 02:28:58,984 INFO L258 CegarLoopResult]: At program point L744(lines 739 747) the Hoare annotation is: false [2021-10-11 02:28:58,984 INFO L258 CegarLoopResult]: At program point L744-1(lines 739 747) the Hoare annotation is: false [2021-10-11 02:28:58,985 INFO L258 CegarLoopResult]: At program point L744-2(lines 739 747) the Hoare annotation is: false [2021-10-11 02:28:58,985 INFO L258 CegarLoopResult]: At program point L67(lines 1 901) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:58,985 INFO L258 CegarLoopResult]: At program point L183(lines 183 189) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:28:58,985 INFO L258 CegarLoopResult]: At program point L183-1(lines 183 189) the Hoare annotation is: false [2021-10-11 02:28:58,985 INFO L258 CegarLoopResult]: At program point L183-2(lines 183 189) the Hoare annotation is: false [2021-10-11 02:28:58,985 INFO L262 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,986 INFO L262 CegarLoopResult]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,986 INFO L262 CegarLoopResult]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-10-11 02:28:58,986 INFO L262 CegarLoopResult]: For program point L134(lines 134 147) no Hoare annotation was computed. [2021-10-11 02:28:59,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:59 BoogieIcfgContainer [2021-10-11 02:28:59,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:59,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:59,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:59,010 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:59,011 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:51" (3/4) ... [2021-10-11 02:28:59,014 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:59,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:59,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:59,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:59,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:59,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:59,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:59,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:59,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:28:59,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:28:59,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:28:59,061 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:28:59,095 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce18da05-9ce7-46ba-b74f-5388000e9875/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:59,096 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:59,097 INFO L168 Benchmark]: Toolchain (without parser) took 11504.14 ms. Allocated memory was 81.8 MB in the beginning and 130.0 MB in the end (delta: 48.2 MB). Free memory was 46.4 MB in the beginning and 63.4 MB in the end (delta: -17.1 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,098 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory is still 63.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:59,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.68 ms. Allocated memory is still 81.8 MB. Free memory was 46.1 MB in the beginning and 50.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.59 ms. Allocated memory is still 81.8 MB. Free memory was 50.1 MB in the beginning and 47.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,099 INFO L168 Benchmark]: Boogie Preprocessor took 61.87 ms. Allocated memory is still 81.8 MB. Free memory was 47.4 MB in the beginning and 45.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,099 INFO L168 Benchmark]: RCFGBuilder took 2546.72 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 45.3 MB in the beginning and 68.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,100 INFO L168 Benchmark]: TraceAbstraction took 7965.91 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 68.7 MB in the beginning and 69.7 MB in the end (delta: -1.0 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,100 INFO L168 Benchmark]: Witness Printer took 85.87 ms. Allocated memory is still 130.0 MB. Free memory was 69.7 MB in the beginning and 63.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:59,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory is still 63.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 761.68 ms. Allocated memory is still 81.8 MB. Free memory was 46.1 MB in the beginning and 50.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.59 ms. Allocated memory is still 81.8 MB. Free memory was 50.1 MB in the beginning and 47.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.87 ms. Allocated memory is still 81.8 MB. Free memory was 47.4 MB in the beginning and 45.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2546.72 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 45.3 MB in the beginning and 68.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7965.91 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 68.7 MB in the beginning and 69.7 MB in the end (delta: -1.0 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. * Witness Printer took 85.87 ms. Allocated memory is still 130.0 MB. Free memory was 69.7 MB in the beginning and 63.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.2s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 378 SDslu, 460 SDs, 0 SdLazy, 94 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=324occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 115 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 64 NumberOfFragments, 336 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1073 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 8424 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1375 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...