./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product63.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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 00e497454c8779dfd347e43478e15d5d034f1070 ............................................................................................................................................ 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 00e497454c8779dfd347e43478e15d5d034f1070 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:32:33,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:33,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:33,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:33,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:33,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:33,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:33,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:33,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:33,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:33,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:33,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:33,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:33,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:33,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:33,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:33,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:33,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:33,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:33,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:33,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:33,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:33,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:33,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:33,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:33,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:33,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:33,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:33,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:33,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:33,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:33,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:33,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:33,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:33,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:33,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:33,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:33,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:33,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:33,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:33,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:33,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:32:33,870 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:33,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:33,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:33,874 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:33,875 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:33,875 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:33,876 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:32:33,876 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:33,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:33,881 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:32:33,882 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:32:33,882 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:33,882 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:32:33,882 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:32:33,882 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:32:33,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:33,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:33,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:33,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:33,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:33,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:33,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:33,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:33,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:33,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:33,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:33,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:33,886 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:32:33,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:32:33,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:33,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:33,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:33,887 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e497454c8779dfd347e43478e15d5d034f1070 [2021-10-11 02:32:34,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:34,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:34,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:34,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:34,176 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:34,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2021-10-11 02:32:34,246 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/840a769b3/63ff1022852f4d47b012d10571b286fb/FLAGfa79e1755 [2021-10-11 02:32:34,760 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:34,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2021-10-11 02:32:34,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/840a769b3/63ff1022852f4d47b012d10571b286fb/FLAGfa79e1755 [2021-10-11 02:32:35,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/840a769b3/63ff1022852f4d47b012d10571b286fb [2021-10-11 02:32:35,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:35,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:35,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:35,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:35,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:35,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:35" (1/1) ... [2021-10-11 02:32:35,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10eb1e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:35, skipping insertion in model container [2021-10-11 02:32:35,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:35" (1/1) ... [2021-10-11 02:32:35,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:35,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:35,398 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c[2573,2586] [2021-10-11 02:32:35,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:35,558 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 02:32:35,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@243ca82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:35, skipping insertion in model container [2021-10-11 02:32:35,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:35,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:32:35,561 INFO L168 Benchmark]: Toolchain (without parser) took 444.56 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 68.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:35,562 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:35,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.93 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 68.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:35,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 441.93 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 68.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 707]: 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 02:32:37,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:37,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:37,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:37,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:37,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:37,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:37,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:37,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:37,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:37,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:37,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:37,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:37,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:37,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:37,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:37,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:37,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:37,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:37,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:37,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:37,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:37,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:37,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:37,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:37,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:37,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:38,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:38,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:38,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:38,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:38,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:38,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:38,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:38,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:38,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:38,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:38,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:38,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:38,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:38,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:38,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:32:38,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:38,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:38,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:38,066 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:38,067 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:38,067 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:38,067 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:38,067 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:38,068 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:38,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:38,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:38,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:38,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:38,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:38,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:38,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:38,072 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:38,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:32:38,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:32:38,072 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:38,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:38,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:38,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:38,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:38,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:32:38,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:38,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:38,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:38,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:38,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:38,075 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:32:38,075 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:38,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:38,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:38,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:38,076 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e497454c8779dfd347e43478e15d5d034f1070 [2021-10-11 02:32:38,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:38,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:38,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:38,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:38,477 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:38,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2021-10-11 02:32:38,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/0c58092c7/150bf6410d7046878d09c2bc7b7c2e45/FLAG766afb9bb [2021-10-11 02:32:39,208 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:39,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2021-10-11 02:32:39,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/0c58092c7/150bf6410d7046878d09c2bc7b7c2e45/FLAG766afb9bb [2021-10-11 02:32:39,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/data/0c58092c7/150bf6410d7046878d09c2bc7b7c2e45 [2021-10-11 02:32:39,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:39,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:39,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:39,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:39,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:39,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:39" (1/1) ... [2021-10-11 02:32:39,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9dcb9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:39, skipping insertion in model container [2021-10-11 02:32:39,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:39" (1/1) ... [2021-10-11 02:32:39,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:39,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:39,771 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c[2573,2586] [2021-10-11 02:32:39,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:39,989 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:32:39,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:40,006 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c[2573,2586] [2021-10-11 02:32:40,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:40,075 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:32:40,091 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_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c[2573,2586] [2021-10-11 02:32:40,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:40,188 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:40,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40 WrapperNode [2021-10-11 02:32:40,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:40,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:40,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:40,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:40,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:40,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:40,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:40,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:40,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... [2021-10-11 02:32:40,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:40,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:40,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:40,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:40,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:32:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:43,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:43,091 INFO L299 CfgBuilder]: Removed 366 assume(true) statements. [2021-10-11 02:32:43,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:43 BoogieIcfgContainer [2021-10-11 02:32:43,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:43,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:43,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:43,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:43,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:32:39" (1/3) ... [2021-10-11 02:32:43,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a410a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:43, skipping insertion in model container [2021-10-11 02:32:43,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:40" (2/3) ... [2021-10-11 02:32:43,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a410a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:43, skipping insertion in model container [2021-10-11 02:32:43,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:43" (3/3) ... [2021-10-11 02:32:43,104 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2021-10-11 02:32:43,118 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:43,122 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:32:43,133 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:32:43,178 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:43,178 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:43,178 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:43,178 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:43,178 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:43,179 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:43,179 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:43,179 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2021-10-11 02:32:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:32:43,204 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:43,204 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:43,205 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:43,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:43,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1772407072, now seen corresponding path program 1 times [2021-10-11 02:32:43,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:43,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [41376813] [2021-10-11 02:32:43,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:43,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:43,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:43,485 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 02:32:43,485 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:43,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [41376813] [2021-10-11 02:32:43,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:43,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:43,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341134755] [2021-10-11 02:32:43,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:43,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:43,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:43,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:43,508 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 2 states. [2021-10-11 02:32:43,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:43,589 INFO L93 Difference]: Finished difference Result 465 states and 694 transitions. [2021-10-11 02:32:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:43,590 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:32:43,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:43,612 INFO L225 Difference]: With dead ends: 465 [2021-10-11 02:32:43,612 INFO L226 Difference]: Without dead ends: 232 [2021-10-11 02:32:43,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 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 02:32:43,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-10-11 02:32:43,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-10-11 02:32:43,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2021-10-11 02:32:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 339 transitions. [2021-10-11 02:32:43,668 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 339 transitions. Word has length 19 [2021-10-11 02:32:43,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:43,669 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 339 transitions. [2021-10-11 02:32:43,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 339 transitions. [2021-10-11 02:32:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:32:43,671 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:43,671 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] [2021-10-11 02:32:43,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:43,885 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:43,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:43,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1841135649, now seen corresponding path program 1 times [2021-10-11 02:32:43,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:43,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516319991] [2021-10-11 02:32:43,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:44,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:44,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:44,165 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 02:32:44,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:44,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516319991] [2021-10-11 02:32:44,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:44,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:44,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284791178] [2021-10-11 02:32:44,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:44,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:44,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:44,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:44,169 INFO L87 Difference]: Start difference. First operand 232 states and 339 transitions. Second operand 3 states. [2021-10-11 02:32:44,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:44,198 INFO L93 Difference]: Finished difference Result 232 states and 339 transitions. [2021-10-11 02:32:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:44,204 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:32:44,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:44,208 INFO L225 Difference]: With dead ends: 232 [2021-10-11 02:32:44,209 INFO L226 Difference]: Without dead ends: 89 [2021-10-11 02:32:44,211 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 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 02:32:44,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-11 02:32:44,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-10-11 02:32:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2021-10-11 02:32:44,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 129 transitions. [2021-10-11 02:32:44,220 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 129 transitions. Word has length 20 [2021-10-11 02:32:44,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:44,220 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 129 transitions. [2021-10-11 02:32:44,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2021-10-11 02:32:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:32:44,225 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:44,226 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 02:32:44,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:44,437 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:44,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:44,438 INFO L82 PathProgramCache]: Analyzing trace with hash -309011967, now seen corresponding path program 1 times [2021-10-11 02:32:44,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:44,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [467857764] [2021-10-11 02:32:44,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:44,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:44,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:44,673 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 02:32:44,674 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:44,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [467857764] [2021-10-11 02:32:44,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:44,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:44,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126047100] [2021-10-11 02:32:44,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:44,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:44,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:44,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:44,687 INFO L87 Difference]: Start difference. First operand 89 states and 129 transitions. Second operand 3 states. [2021-10-11 02:32:44,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:44,722 INFO L93 Difference]: Finished difference Result 253 states and 373 transitions. [2021-10-11 02:32:44,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:44,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:32:44,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:44,728 INFO L225 Difference]: With dead ends: 253 [2021-10-11 02:32:44,728 INFO L226 Difference]: Without dead ends: 171 [2021-10-11 02:32:44,730 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 02:32:44,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-10-11 02:32:44,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2021-10-11 02:32:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2021-10-11 02:32:44,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 246 transitions. [2021-10-11 02:32:44,767 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 246 transitions. Word has length 26 [2021-10-11 02:32:44,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:44,767 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 246 transitions. [2021-10-11 02:32:44,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2021-10-11 02:32:44,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:32:44,773 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:44,774 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, 1, 1, 1] [2021-10-11 02:32:44,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:44,995 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:44,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:44,995 INFO L82 PathProgramCache]: Analyzing trace with hash 302717639, now seen corresponding path program 1 times [2021-10-11 02:32:44,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:44,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101947864] [2021-10-11 02:32:44,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:45,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:45,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:45,260 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:45,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101947864] [2021-10-11 02:32:45,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:45,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:45,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60498895] [2021-10-11 02:32:45,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:45,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:45,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:45,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:45,278 INFO L87 Difference]: Start difference. First operand 167 states and 246 transitions. Second operand 3 states. [2021-10-11 02:32:45,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:45,370 INFO L93 Difference]: Finished difference Result 344 states and 511 transitions. [2021-10-11 02:32:45,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:45,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:32:45,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:45,372 INFO L225 Difference]: With dead ends: 344 [2021-10-11 02:32:45,372 INFO L226 Difference]: Without dead ends: 184 [2021-10-11 02:32:45,374 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 02:32:45,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-11 02:32:45,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 182. [2021-10-11 02:32:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2021-10-11 02:32:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 260 transitions. [2021-10-11 02:32:45,409 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 260 transitions. Word has length 29 [2021-10-11 02:32:45,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:45,409 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 260 transitions. [2021-10-11 02:32:45,409 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 260 transitions. [2021-10-11 02:32:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:32:45,410 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:45,411 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, 1, 1, 1] [2021-10-11 02:32:45,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:45,629 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:45,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:45,629 INFO L82 PathProgramCache]: Analyzing trace with hash -577491382, now seen corresponding path program 1 times [2021-10-11 02:32:45,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:45,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221625443] [2021-10-11 02:32:45,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:45,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:45,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:45,900 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 02:32:45,900 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:45,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221625443] [2021-10-11 02:32:45,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:45,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:45,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290511743] [2021-10-11 02:32:45,901 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:45,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:45,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:45,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:45,902 INFO L87 Difference]: Start difference. First operand 182 states and 260 transitions. Second operand 5 states. [2021-10-11 02:32:46,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:46,188 INFO L93 Difference]: Finished difference Result 629 states and 897 transitions. [2021-10-11 02:32:46,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:32:46,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2021-10-11 02:32:46,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:46,191 INFO L225 Difference]: With dead ends: 629 [2021-10-11 02:32:46,191 INFO L226 Difference]: Without dead ends: 454 [2021-10-11 02:32:46,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:32:46,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-10-11 02:32:46,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 180. [2021-10-11 02:32:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2021-10-11 02:32:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 254 transitions. [2021-10-11 02:32:46,210 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 254 transitions. Word has length 29 [2021-10-11 02:32:46,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:46,210 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 254 transitions. [2021-10-11 02:32:46,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 254 transitions. [2021-10-11 02:32:46,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:32:46,211 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:46,212 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:46,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:46,428 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:46,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:46,429 INFO L82 PathProgramCache]: Analyzing trace with hash -85842814, now seen corresponding path program 1 times [2021-10-11 02:32:46,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:46,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [989386146] [2021-10-11 02:32:46,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:46,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:46,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:46,688 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 02:32:46,688 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:46,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [989386146] [2021-10-11 02:32:46,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:46,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:46,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293600869] [2021-10-11 02:32:46,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:46,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:46,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:46,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:46,691 INFO L87 Difference]: Start difference. First operand 180 states and 254 transitions. Second operand 5 states. [2021-10-11 02:32:46,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:46,830 INFO L93 Difference]: Finished difference Result 465 states and 649 transitions. [2021-10-11 02:32:46,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:32:46,830 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2021-10-11 02:32:46,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:46,833 INFO L225 Difference]: With dead ends: 465 [2021-10-11 02:32:46,833 INFO L226 Difference]: Without dead ends: 292 [2021-10-11 02:32:46,834 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:46,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2021-10-11 02:32:46,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 198. [2021-10-11 02:32:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2021-10-11 02:32:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 272 transitions. [2021-10-11 02:32:46,852 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 272 transitions. Word has length 38 [2021-10-11 02:32:46,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:46,852 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 272 transitions. [2021-10-11 02:32:46,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 272 transitions. [2021-10-11 02:32:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:32:46,854 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:46,854 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:47,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:32:47,069 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:47,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:47,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1096960064, now seen corresponding path program 1 times [2021-10-11 02:32:47,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:47,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1405295750] [2021-10-11 02:32:47,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/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 02:32:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:47,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:32:47,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:47,327 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 02:32:47,327 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:47,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1405295750] [2021-10-11 02:32:47,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:47,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:47,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914170608] [2021-10-11 02:32:47,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:32:47,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:47,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:32:47,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:47,329 INFO L87 Difference]: Start difference. First operand 198 states and 272 transitions. Second operand 4 states. [2021-10-11 02:32:47,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:47,433 INFO L93 Difference]: Finished difference Result 467 states and 636 transitions. [2021-10-11 02:32:47,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:32:47,433 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-10-11 02:32:47,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:47,438 INFO L225 Difference]: With dead ends: 467 [2021-10-11 02:32:47,438 INFO L226 Difference]: Without dead ends: 276 [2021-10-11 02:32:47,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:47,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-11 02:32:47,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 210. [2021-10-11 02:32:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2021-10-11 02:32:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 284 transitions. [2021-10-11 02:32:47,476 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 284 transitions. Word has length 38 [2021-10-11 02:32:47,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:47,477 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 284 transitions. [2021-10-11 02:32:47,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:32:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 284 transitions. [2021-10-11 02:32:47,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:32:47,479 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:47,481 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:47,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:32:47,693 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:47,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:47,694 INFO L82 PathProgramCache]: Analyzing trace with hash -2118028418, now seen corresponding path program 1 times [2021-10-11 02:32:47,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:47,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066433305] [2021-10-11 02:32:47,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:47,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:47,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:47,948 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 02:32:47,948 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:47,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066433305] [2021-10-11 02:32:47,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:47,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:47,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108233483] [2021-10-11 02:32:47,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:47,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:47,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:47,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:47,951 INFO L87 Difference]: Start difference. First operand 210 states and 284 transitions. Second operand 3 states. [2021-10-11 02:32:48,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:48,018 INFO L93 Difference]: Finished difference Result 473 states and 638 transitions. [2021-10-11 02:32:48,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:48,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2021-10-11 02:32:48,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:48,021 INFO L225 Difference]: With dead ends: 473 [2021-10-11 02:32:48,023 INFO L226 Difference]: Without dead ends: 270 [2021-10-11 02:32:48,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 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 02:32:48,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2021-10-11 02:32:48,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2021-10-11 02:32:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2021-10-11 02:32:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 357 transitions. [2021-10-11 02:32:48,052 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 357 transitions. Word has length 38 [2021-10-11 02:32:48,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:48,053 INFO L481 AbstractCegarLoop]: Abstraction has 270 states and 357 transitions. [2021-10-11 02:32:48,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 357 transitions. [2021-10-11 02:32:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-11 02:32:48,055 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:48,055 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:48,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:32:48,266 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:48,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:48,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1752932162, now seen corresponding path program 1 times [2021-10-11 02:32:48,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:48,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000103583] [2021-10-11 02:32:48,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:48,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:32:48,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:48,531 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:48,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000103583] [2021-10-11 02:32:48,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:48,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:48,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041437297] [2021-10-11 02:32:48,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:32:48,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:48,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:32:48,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:32:48,533 INFO L87 Difference]: Start difference. First operand 270 states and 357 transitions. Second operand 6 states. [2021-10-11 02:32:50,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:50,557 INFO L93 Difference]: Finished difference Result 1327 states and 1792 transitions. [2021-10-11 02:32:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:32:50,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2021-10-11 02:32:50,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:50,565 INFO L225 Difference]: With dead ends: 1327 [2021-10-11 02:32:50,565 INFO L226 Difference]: Without dead ends: 1124 [2021-10-11 02:32:50,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:32:50,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2021-10-11 02:32:50,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 468. [2021-10-11 02:32:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2021-10-11 02:32:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 617 transitions. [2021-10-11 02:32:50,626 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 617 transitions. Word has length 39 [2021-10-11 02:32:50,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:50,626 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 617 transitions. [2021-10-11 02:32:50,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:32:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 617 transitions. [2021-10-11 02:32:50,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:32:50,628 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:50,628 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:50,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:32:50,843 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:50,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:50,845 INFO L82 PathProgramCache]: Analyzing trace with hash 499980932, now seen corresponding path program 1 times [2021-10-11 02:32:50,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:50,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856657284] [2021-10-11 02:32:50,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:51,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:51,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:51,128 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:51,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856657284] [2021-10-11 02:32:51,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:51,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:51,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20218021] [2021-10-11 02:32:51,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:51,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:51,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:51,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:51,130 INFO L87 Difference]: Start difference. First operand 468 states and 617 transitions. Second operand 3 states. [2021-10-11 02:32:51,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:51,213 INFO L93 Difference]: Finished difference Result 768 states and 1016 transitions. [2021-10-11 02:32:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:51,214 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-10-11 02:32:51,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:51,217 INFO L225 Difference]: With dead ends: 768 [2021-10-11 02:32:51,218 INFO L226 Difference]: Without dead ends: 532 [2021-10-11 02:32:51,219 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 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 02:32:51,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2021-10-11 02:32:51,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 301. [2021-10-11 02:32:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2021-10-11 02:32:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 395 transitions. [2021-10-11 02:32:51,265 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 395 transitions. Word has length 58 [2021-10-11 02:32:51,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:51,265 INFO L481 AbstractCegarLoop]: Abstraction has 301 states and 395 transitions. [2021-10-11 02:32:51,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 395 transitions. [2021-10-11 02:32:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-11 02:32:51,266 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:51,267 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:51,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:32:51,482 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:51,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:51,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1935741735, now seen corresponding path program 1 times [2021-10-11 02:32:51,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:51,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378410813] [2021-10-11 02:32:51,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:51,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:32:51,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:51,873 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:32:51,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:51,913 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:32:51,914 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:32:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:32:52,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [378410813] [2021-10-11 02:32:52,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [355235685] [2021-10-11 02:32:52,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:52,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:32:52,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:52,338 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:52,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753141705] [2021-10-11 02:32:52,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:32:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:52,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:52,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:52,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:32:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:52,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:32:52,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-11 02:32:52,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162806728] [2021-10-11 02:32:52,795 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-10-11 02:32:52,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:52,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-11 02:32:52,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:32:52,796 INFO L87 Difference]: Start difference. First operand 301 states and 395 transitions. Second operand 14 states. [2021-10-11 02:33:03,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:03,242 INFO L93 Difference]: Finished difference Result 2318 states and 3158 transitions. [2021-10-11 02:33:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-11 02:33:03,243 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 66 [2021-10-11 02:33:03,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:03,254 INFO L225 Difference]: With dead ends: 2318 [2021-10-11 02:33:03,255 INFO L226 Difference]: Without dead ends: 2024 [2021-10-11 02:33:03,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 567 GetRequests, 455 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5179 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=2059, Invalid=10823, Unknown=0, NotChecked=0, Total=12882 [2021-10-11 02:33:03,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2021-10-11 02:33:03,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 362. [2021-10-11 02:33:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2021-10-11 02:33:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 468 transitions. [2021-10-11 02:33:03,334 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 468 transitions. Word has length 66 [2021-10-11 02:33:03,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:03,334 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 468 transitions. [2021-10-11 02:33:03,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-10-11 02:33:03,334 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 468 transitions. [2021-10-11 02:33:03,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 02:33:03,336 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:03,336 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 02:33:03,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:33:03,950 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:03,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:03,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1819342987, now seen corresponding path program 1 times [2021-10-11 02:33:03,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:03,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952067307] [2021-10-11 02:33:03,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:04,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:04,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:33:04,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:04,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952067307] [2021-10-11 02:33:04,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:04,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:33:04,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882998618] [2021-10-11 02:33:04,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:33:04,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:04,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:33:04,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:33:04,299 INFO L87 Difference]: Start difference. First operand 362 states and 468 transitions. Second operand 5 states. [2021-10-11 02:33:04,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:04,381 INFO L93 Difference]: Finished difference Result 699 states and 895 transitions. [2021-10-11 02:33:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:33:04,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2021-10-11 02:33:04,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:04,383 INFO L225 Difference]: With dead ends: 699 [2021-10-11 02:33:04,383 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:33:04,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:33:04,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:33:04,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:33:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:33:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:33:04,384 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2021-10-11 02:33:04,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:04,385 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:33:04,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:33:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:33:04,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:33:04,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:33:04,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:33:04,854 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-10-11 02:33:05,055 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 106 [2021-10-11 02:33:05,175 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 95 [2021-10-11 02:33:05,423 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 100 [2021-10-11 02:33:05,625 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-10-11 02:33:05,774 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 108 [2021-10-11 02:33:06,027 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 106 [2021-10-11 02:33:06,401 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 115 [2021-10-11 02:33:06,508 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 100 [2021-10-11 02:33:06,916 WARN L197 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 24 [2021-10-11 02:33:07,580 WARN L197 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 22 [2021-10-11 02:33:08,050 WARN L197 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2021-10-11 02:33:08,476 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 27 [2021-10-11 02:33:08,629 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 24 [2021-10-11 02:33:08,946 WARN L197 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 26 [2021-10-11 02:33:09,596 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 25 [2021-10-11 02:33:09,874 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 25 [2021-10-11 02:33:10,505 WARN L197 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 22 [2021-10-11 02:33:10,885 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 16 [2021-10-11 02:33:11,903 WARN L197 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 22 [2021-10-11 02:33:12,331 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 22 [2021-10-11 02:33:12,334 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,334 INFO L262 CegarLoopResult]: For program point L564(lines 564 570) no Hoare annotation was computed. [2021-10-11 02:33:12,335 INFO L258 CegarLoopResult]: At program point L564-1(lines 564 570) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:12,335 INFO L265 CegarLoopResult]: At program point L306(lines 287 309) the Hoare annotation is: true [2021-10-11 02:33:12,335 INFO L262 CegarLoopResult]: For program point L176(lines 176 182) no Hoare annotation was computed. [2021-10-11 02:33:12,336 INFO L258 CegarLoopResult]: At program point L176-1(lines 176 182) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:12,336 INFO L258 CegarLoopResult]: At program point L51(lines 46 53) 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 02:33:12,336 INFO L262 CegarLoopResult]: For program point L448(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,336 INFO L262 CegarLoopResult]: For program point L448-2(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,336 INFO L262 CegarLoopResult]: For program point L448-4(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-6(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-8(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-10(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-12(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-14(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-16(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,337 INFO L262 CegarLoopResult]: For program point L448-18(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,338 INFO L262 CegarLoopResult]: For program point L448-20(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,338 INFO L262 CegarLoopResult]: For program point L448-22(lines 448 454) no Hoare annotation was computed. [2021-10-11 02:33:12,338 INFO L258 CegarLoopResult]: At program point L119(lines 1 1043) 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 02:33:12,338 INFO L262 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2021-10-11 02:33:12,338 INFO L262 CegarLoopResult]: For program point L582-3(lines 582 586) no Hoare annotation was computed. [2021-10-11 02:33:12,338 INFO L262 CegarLoopResult]: For program point L582-6(lines 582 586) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L186(lines 186 199) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L386(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L386-1(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L386-2(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L386-3(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,339 INFO L262 CegarLoopResult]: For program point L386-4(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,340 INFO L262 CegarLoopResult]: For program point L386-5(lines 386 403) no Hoare annotation was computed. [2021-10-11 02:33:12,340 INFO L258 CegarLoopResult]: At program point L651(lines 646 654) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:33:12,340 INFO L258 CegarLoopResult]: At program point L651-1(lines 646 654) the Hoare annotation is: false [2021-10-11 02:33:12,340 INFO L258 CegarLoopResult]: At program point L651-2(lines 646 654) the Hoare annotation is: false [2021-10-11 02:33:12,340 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390-1(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390-3(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390-4(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L390-5(lines 390 398) no Hoare annotation was computed. [2021-10-11 02:33:12,341 INFO L262 CegarLoopResult]: For program point L192(lines 192 198) no Hoare annotation was computed. [2021-10-11 02:33:12,342 INFO L258 CegarLoopResult]: At program point L192-1(lines 192 198) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:12,342 INFO L258 CegarLoopResult]: At program point L127(lines 122 130) 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 02:33:12,342 INFO L258 CegarLoopResult]: At program point L61(lines 328 334) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2021-10-11 02:33:12,342 INFO L258 CegarLoopResult]: At program point L61-1(lines 328 334) the Hoare annotation is: false [2021-10-11 02:33:12,343 INFO L258 CegarLoopResult]: At program point L61-2(lines 328 334) the Hoare annotation is: false [2021-10-11 02:33:12,343 INFO L258 CegarLoopResult]: At program point L328(lines 324 346) 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 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 .cse2))) [2021-10-11 02:33:12,343 INFO L258 CegarLoopResult]: At program point L328-1(lines 324 346) the Hoare annotation is: false [2021-10-11 02:33:12,343 INFO L258 CegarLoopResult]: At program point L328-2(lines 324 346) the Hoare annotation is: false [2021-10-11 02:33:12,343 INFO L262 CegarLoopResult]: For program point L659(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-1(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-2(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-3(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-4(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-5(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-6(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,344 INFO L262 CegarLoopResult]: For program point L659-7(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L659-8(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L659-9(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L659-10(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L659-11(lines 659 665) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,345 INFO L262 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-2(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-3(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-5(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-6(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-8(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,346 INFO L262 CegarLoopResult]: For program point L531-9(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-11(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-12(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-14(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-15(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-17(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-18(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,347 INFO L262 CegarLoopResult]: For program point L531-20(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L262 CegarLoopResult]: For program point L531-21(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L262 CegarLoopResult]: For program point L531-23(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L262 CegarLoopResult]: For program point L531-24(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L262 CegarLoopResult]: For program point L531-26(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L258 CegarLoopResult]: At program point L664(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,348 INFO L262 CegarLoopResult]: For program point L531-27(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,348 INFO L258 CegarLoopResult]: At program point L664-1(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,349 INFO L258 CegarLoopResult]: At program point L664-2(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,349 INFO L262 CegarLoopResult]: For program point L531-29(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,349 INFO L258 CegarLoopResult]: At program point L664-3(lines 655 668) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2021-10-11 02:33:12,349 INFO L262 CegarLoopResult]: For program point L531-30(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,349 INFO L258 CegarLoopResult]: At program point L664-4(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,349 INFO L258 CegarLoopResult]: At program point L664-5(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,350 INFO L262 CegarLoopResult]: For program point L531-32(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,350 INFO L258 CegarLoopResult]: At program point L664-6(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,350 INFO L262 CegarLoopResult]: For program point L531-33(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,350 INFO L258 CegarLoopResult]: At program point L664-7(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,350 INFO L258 CegarLoopResult]: At program point L664-8(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,350 INFO L262 CegarLoopResult]: For program point L531-35(lines 531 535) no Hoare annotation was computed. [2021-10-11 02:33:12,350 INFO L258 CegarLoopResult]: At program point L664-9(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,351 INFO L258 CegarLoopResult]: At program point L664-10(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,351 INFO L258 CegarLoopResult]: At program point L664-11(lines 655 668) the Hoare annotation is: false [2021-10-11 02:33:12,351 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,351 INFO L262 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,351 INFO L262 CegarLoopResult]: For program point L136-2(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,351 INFO L258 CegarLoopResult]: At program point L335(lines 335 341) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:12,352 INFO L258 CegarLoopResult]: At program point L335-1(lines 335 341) the Hoare annotation is: false [2021-10-11 02:33:12,352 INFO L258 CegarLoopResult]: At program point L335-2(lines 335 341) the Hoare annotation is: false [2021-10-11 02:33:12,352 INFO L258 CegarLoopResult]: At program point L204(lines 155 205) the Hoare annotation is: false [2021-10-11 02:33:12,352 INFO L262 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2021-10-11 02:33:12,352 INFO L258 CegarLoopResult]: At program point L72-1(lines 1 1043) the Hoare annotation is: (let ((.cse1 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2021-10-11 02:33:12,352 INFO L262 CegarLoopResult]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2021-10-11 02:33:12,353 INFO L258 CegarLoopResult]: At program point L72-3(lines 1 1043) the Hoare annotation is: false [2021-10-11 02:33:12,353 INFO L262 CegarLoopResult]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2021-10-11 02:33:12,353 INFO L258 CegarLoopResult]: At program point L72-5(lines 1 1043) the Hoare annotation is: false [2021-10-11 02:33:12,353 INFO L258 CegarLoopResult]: At program point L537(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,353 INFO L258 CegarLoopResult]: At program point L537-1(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,353 INFO L258 CegarLoopResult]: At program point L537-2(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-3(lines 522 540) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-4(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-5(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-6(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-7(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,354 INFO L258 CegarLoopResult]: At program point L273(lines 269 275) 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 02:33:12,354 INFO L258 CegarLoopResult]: At program point L537-8(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,355 INFO L258 CegarLoopResult]: At program point L537-9(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,355 INFO L258 CegarLoopResult]: At program point L537-10(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,355 INFO L258 CegarLoopResult]: At program point L537-11(lines 522 540) the Hoare annotation is: false [2021-10-11 02:33:12,355 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2021-10-11 02:33:12,355 INFO L262 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2021-10-11 02:33:12,355 INFO L262 CegarLoopResult]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2021-10-11 02:33:12,355 INFO L262 CegarLoopResult]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473(lines 466 476) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473-1(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473-2(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473-3(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473-4(lines 466 476) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:33:12,356 INFO L258 CegarLoopResult]: At program point L473-5(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-6(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-7(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-8(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-9(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-10(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,357 INFO L258 CegarLoopResult]: At program point L473-11(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,358 INFO L262 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-10-11 02:33:12,358 INFO L258 CegarLoopResult]: At program point L473-12(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,358 INFO L258 CegarLoopResult]: At program point L473-13(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,358 INFO L262 CegarLoopResult]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2021-10-11 02:33:12,358 INFO L258 CegarLoopResult]: At program point L473-14(lines 466 476) the Hoare annotation is: false [2021-10-11 02:33:12,358 INFO L262 CegarLoopResult]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2021-10-11 02:33:12,358 INFO L262 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674(lines 669 677) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674-1(lines 669 677) the Hoare annotation is: false [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674-2(lines 669 677) the Hoare annotation is: false [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674-3(lines 669 677) the Hoare annotation is: false [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674-4(lines 669 677) the Hoare annotation is: false [2021-10-11 02:33:12,359 INFO L258 CegarLoopResult]: At program point L674-5(lines 669 677) the Hoare annotation is: false [2021-10-11 02:33:12,359 INFO L262 CegarLoopResult]: For program point L412(lines 412 429) no Hoare annotation was computed. [2021-10-11 02:33:12,360 INFO L262 CegarLoopResult]: For program point L412-1(lines 412 429) no Hoare annotation was computed. [2021-10-11 02:33:12,360 INFO L262 CegarLoopResult]: For program point L412-2(lines 412 429) no Hoare annotation was computed. [2021-10-11 02:33:12,360 INFO L258 CegarLoopResult]: At program point L482(lines 477 485) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3))) [2021-10-11 02:33:12,360 INFO L258 CegarLoopResult]: At program point L482-1(lines 477 485) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:33:12,360 INFO L262 CegarLoopResult]: For program point L416(lines 416 424) no Hoare annotation was computed. [2021-10-11 02:33:12,360 INFO L258 CegarLoopResult]: At program point L482-2(lines 477 485) the Hoare annotation is: false [2021-10-11 02:33:12,361 INFO L262 CegarLoopResult]: For program point L416-1(lines 416 424) no Hoare annotation was computed. [2021-10-11 02:33:12,361 INFO L258 CegarLoopResult]: At program point L482-3(lines 477 485) the Hoare annotation is: false [2021-10-11 02:33:12,361 INFO L258 CegarLoopResult]: At program point L482-4(lines 477 485) the Hoare annotation is: false [2021-10-11 02:33:12,361 INFO L262 CegarLoopResult]: For program point L416-2(lines 416 424) no Hoare annotation was computed. [2021-10-11 02:33:12,361 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:33:12,361 INFO L258 CegarLoopResult]: At program point L482-5(lines 477 485) the Hoare annotation is: false [2021-10-11 02:33:12,361 INFO L262 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-2(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-3(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-5(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-6(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-8(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-9(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-11(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,362 INFO L262 CegarLoopResult]: For program point L550-12(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,363 INFO L262 CegarLoopResult]: For program point L550-14(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,363 INFO L262 CegarLoopResult]: For program point L550-15(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,363 INFO L262 CegarLoopResult]: For program point L550-17(lines 550 554) no Hoare annotation was computed. [2021-10-11 02:33:12,363 INFO L258 CegarLoopResult]: At program point L619(lines 614 622) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:33:12,363 INFO L258 CegarLoopResult]: At program point L619-1(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,363 INFO L258 CegarLoopResult]: At program point L619-2(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,363 INFO L258 CegarLoopResult]: At program point L619-3(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-4(lines 614 622) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-5(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-6(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-7(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-8(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-9(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,364 INFO L258 CegarLoopResult]: At program point L619-10(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,365 INFO L258 CegarLoopResult]: At program point L619-11(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,365 INFO L258 CegarLoopResult]: At program point L619-12(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,365 INFO L258 CegarLoopResult]: At program point L619-13(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,365 INFO L262 CegarLoopResult]: For program point L157(lines 156 203) no Hoare annotation was computed. [2021-10-11 02:33:12,365 INFO L258 CegarLoopResult]: At program point L619-14(lines 614 622) the Hoare annotation is: false [2021-10-11 02:33:12,365 INFO L262 CegarLoopResult]: For program point L158(lines 158 162) no Hoare annotation was computed. [2021-10-11 02:33:12,365 INFO L258 CegarLoopResult]: At program point L224-2(lines 224 238) the Hoare annotation is: false [2021-10-11 02:33:12,366 INFO L262 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556(lines 541 559) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~3 (_ bv4294967295 32))) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~8 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556-1(lines 541 559) the Hoare annotation is: false [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556-2(lines 541 559) the Hoare annotation is: false [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556-3(lines 541 559) the Hoare annotation is: false [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556-4(lines 541 559) the Hoare annotation is: false [2021-10-11 02:33:12,366 INFO L258 CegarLoopResult]: At program point L556-5(lines 541 559) the Hoare annotation is: false [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360-1(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360-2(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360-3(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360-4(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-10-11 02:33:12,367 INFO L262 CegarLoopResult]: For program point L360-5(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-6(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-7(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-8(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-9(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-10(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L360-11(lines 360 377) no Hoare annotation was computed. [2021-10-11 02:33:12,368 INFO L262 CegarLoopResult]: For program point L297(lines 297 304) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L265 CegarLoopResult]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364-1(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364-3(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364-4(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L364-5(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,369 INFO L262 CegarLoopResult]: For program point L166(lines 166 172) no Hoare annotation was computed. [2021-10-11 02:33:12,370 INFO L262 CegarLoopResult]: For program point L364-6(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,370 INFO L258 CegarLoopResult]: At program point L166-1(lines 166 172) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:33:12,370 INFO L262 CegarLoopResult]: For program point L364-7(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,370 INFO L262 CegarLoopResult]: For program point L364-8(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,370 INFO L262 CegarLoopResult]: For program point L364-9(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,370 INFO L262 CegarLoopResult]: For program point L364-10(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,371 INFO L262 CegarLoopResult]: For program point L364-11(lines 364 372) no Hoare annotation was computed. [2021-10-11 02:33:12,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:33:12 BoogieIcfgContainer [2021-10-11 02:33:12,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:33:12,414 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:33:12,414 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:33:12,414 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:33:12,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:43" (3/4) ... [2021-10-11 02:33:12,418 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:33:12,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:33:12,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:33:12,451 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:33:12,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:33:12,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:33:12,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:33:12,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:33:12,488 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == tmp) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:33:12,489 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:12,490 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:12,490 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:33:12,491 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:12,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:12,493 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:12,493 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning [2021-10-11 02:33:12,494 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:33:12,495 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:33:12,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:33:12,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:33:12,622 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dbd958-7ffc-40d8-8e1d-879c9c7902ff/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:33:12,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:33:12,623 INFO L168 Benchmark]: Toolchain (without parser) took 33131.06 ms. Allocated memory was 54.5 MB in the beginning and 226.5 MB in the end (delta: 172.0 MB). Free memory was 30.8 MB in the beginning and 115.3 MB in the end (delta: -84.5 MB). Peak memory consumption was 87.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,624 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:12,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.57 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 30.6 MB in the beginning and 51.5 MB in the end (delta: -20.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.85 ms. Allocated memory is still 71.3 MB. Free memory was 51.5 MB in the beginning and 45.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,625 INFO L168 Benchmark]: Boogie Preprocessor took 137.28 ms. Allocated memory is still 71.3 MB. Free memory was 45.8 MB in the beginning and 41.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,626 INFO L168 Benchmark]: RCFGBuilder took 2645.71 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 41.3 MB in the beginning and 39.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,626 INFO L168 Benchmark]: TraceAbstraction took 29316.07 ms. Allocated memory was 86.0 MB in the beginning and 226.5 MB in the end (delta: 140.5 MB). Free memory was 39.4 MB in the beginning and 134.1 MB in the end (delta: -94.7 MB). Peak memory consumption was 112.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,626 INFO L168 Benchmark]: Witness Printer took 208.23 ms. Allocated memory is still 226.5 MB. Free memory was 134.1 MB in the beginning and 115.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.57 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 30.6 MB in the beginning and 51.5 MB in the end (delta: -20.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.85 ms. Allocated memory is still 71.3 MB. Free memory was 51.5 MB in the beginning and 45.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 137.28 ms. Allocated memory is still 71.3 MB. Free memory was 45.8 MB in the beginning and 41.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2645.71 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 41.3 MB in the beginning and 39.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29316.07 ms. Allocated memory was 86.0 MB in the beginning and 226.5 MB in the end (delta: 140.5 MB). Free memory was 39.4 MB in the beginning and 134.1 MB in the end (delta: -94.7 MB). Peak memory consumption was 112.6 MB. Max. memory is 16.1 GB. * Witness Printer took 208.23 ms. Allocated memory is still 226.5 MB. Free memory was 134.1 MB in the beginning and 115.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 136]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 136]: 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: 46]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == tmp) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: 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: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 236 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.4s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2065 SDtfs, 3860 SDslu, 4400 SDs, 0 SdLazy, 1049 SolverSat, 265 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1025 GetRequests, 879 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5192 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=468occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2989 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 99 LocationsWithAnnotation, 99 PreInvPairs, 256 NumberOfFragments, 800 HoareAnnotationTreeSize, 99 FomulaSimplifications, 423835 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 99 FomulaSimplificationsInter, 67592 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 645 NumberOfCodeBlocks, 645 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 826 ConstructedInterpolants, 0 QuantifiedInterpolants, 117708 SizeOfPredicates, 26 NumberOfNonLiveVariables, 3251 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 198/222 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...