./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 0b82b0f998a9d26b358f90a637412c0e37109780 ............................................................................................................................................ 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 0b82b0f998a9d26b358f90a637412c0e37109780 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:29:28,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:28,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:28,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:28,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:28,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:28,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:28,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:28,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:28,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:28,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:28,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:28,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:28,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:28,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:28,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:28,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:28,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:28,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:28,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:28,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:28,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:28,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:28,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:28,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:28,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:28,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:28,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:28,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:28,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:28,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:28,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:28,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:28,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:28,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:28,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:28,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:28,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:28,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:28,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:28,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:28,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:28,252 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:28,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:28,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:28,255 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:28,256 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:28,256 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:28,256 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:28,257 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:28,257 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:28,258 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:28,259 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:28,259 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:28,260 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:28,260 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:28,261 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:28,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:28,262 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:28,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:28,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:28,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:28,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:28,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:28,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:28,264 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:28,265 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:28,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:28,265 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:28,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:28,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:28,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:28,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:28,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:28,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:28,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:28,270 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:28,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:28,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:28,271 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:28,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:28,272 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b82b0f998a9d26b358f90a637412c0e37109780 [2021-10-11 02:29:28,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:28,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:28,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:28,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:28,642 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:28,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2021-10-11 02:29:28,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/2d89f9c88/68f3679a91ba4045b7c4b4055278be7a/FLAG772ff00fe [2021-10-11 02:29:29,322 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:29,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2021-10-11 02:29:29,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/2d89f9c88/68f3679a91ba4045b7c4b4055278be7a/FLAG772ff00fe [2021-10-11 02:29:29,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/2d89f9c88/68f3679a91ba4045b7c4b4055278be7a [2021-10-11 02:29:29,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:29,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:29,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:29,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:29,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:29,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:29" (1/1) ... [2021-10-11 02:29:29,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a560553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:29, skipping insertion in model container [2021-10-11 02:29:29,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:29" (1/1) ... [2021-10-11 02:29:29,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:29,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:30,260 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-10-11 02:29:30,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:30,311 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 02:29:30,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a5b85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:30, skipping insertion in model container [2021-10-11 02:29:30,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:30,313 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:30,316 INFO L168 Benchmark]: Toolchain (without parser) took 625.01 ms. Allocated memory is still 100.7 MB. Free memory was 74.6 MB in the beginning and 76.5 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,317 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:30,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.96 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 76.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:30,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 618.96 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 76.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 450]: 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 02:29:33,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:33,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:33,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:33,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:33,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:33,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:33,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:33,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:33,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:33,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:33,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:33,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:33,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:33,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:33,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:33,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:33,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:33,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:33,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:33,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:33,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:33,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:33,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:33,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:33,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:33,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:33,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:33,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:33,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:33,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:33,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:33,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:33,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:33,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:33,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:33,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:33,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:33,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:33,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:33,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:33,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:33,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:33,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:33,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:33,265 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:33,266 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:33,266 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:33,266 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:33,267 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:33,267 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:33,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:33,268 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:33,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:33,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:33,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:33,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:33,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:33,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:33,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:33,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:33,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:33,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:33,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:33,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:33,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:33,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:33,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:33,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:33,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:33,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:33,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:33,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:33,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:33,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:33,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:33,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:33,276 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b82b0f998a9d26b358f90a637412c0e37109780 [2021-10-11 02:29:33,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:33,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:33,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:33,756 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:33,757 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:33,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2021-10-11 02:29:33,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/30ecc3069/ada16666a318496a8b89265e6bc1a0e1/FLAGcb870b7b1 [2021-10-11 02:29:34,443 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:34,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2021-10-11 02:29:34,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/30ecc3069/ada16666a318496a8b89265e6bc1a0e1/FLAGcb870b7b1 [2021-10-11 02:29:34,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/data/30ecc3069/ada16666a318496a8b89265e6bc1a0e1 [2021-10-11 02:29:34,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:34,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:34,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:34,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:34,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:34,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:34" (1/1) ... [2021-10-11 02:29:34,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8b33f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:34, skipping insertion in model container [2021-10-11 02:29:34,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:34" (1/1) ... [2021-10-11 02:29:34,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:34,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:35,290 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-10-11 02:29:35,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:35,341 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:29:35,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:35,456 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-10-11 02:29:35,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:35,466 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:35,543 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_084d4b6a-cd76-47e2-a982-945b40f5b0bd/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c[16123,16136] [2021-10-11 02:29:35,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:35,637 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:35,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35 WrapperNode [2021-10-11 02:29:35,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:35,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:35,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:35,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:35,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:35,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:35,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:35,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:35,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... [2021-10-11 02:29:35,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:35,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:35,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:35,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:35,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:35,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:38,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:38,765 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-11 02:29:38,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:38 BoogieIcfgContainer [2021-10-11 02:29:38,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:38,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:38,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:38,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:38,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:34" (1/3) ... [2021-10-11 02:29:38,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb2231c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:38, skipping insertion in model container [2021-10-11 02:29:38,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:35" (2/3) ... [2021-10-11 02:29:38,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb2231c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:38, skipping insertion in model container [2021-10-11 02:29:38,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:38" (3/3) ... [2021-10-11 02:29:38,798 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2021-10-11 02:29:38,815 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:38,819 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:29:38,833 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:29:38,864 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:38,864 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:38,864 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:38,864 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:38,865 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:38,865 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:38,865 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:38,865 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2021-10-11 02:29:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:29:38,901 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:38,902 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:38,902 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:38,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:38,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1295986076, now seen corresponding path program 1 times [2021-10-11 02:29:38,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:38,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968101734] [2021-10-11 02:29:38,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:39,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:39,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:39,290 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 02:29:39,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:39,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968101734] [2021-10-11 02:29:39,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:39,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:39,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782667119] [2021-10-11 02:29:39,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:39,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:39,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:39,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:39,316 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2021-10-11 02:29:39,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:39,341 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-10-11 02:29:39,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:39,343 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:29:39,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:39,353 INFO L225 Difference]: With dead ends: 139 [2021-10-11 02:29:39,354 INFO L226 Difference]: Without dead ends: 69 [2021-10-11 02:29:39,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 02:29:39,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-10-11 02:29:39,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-10-11 02:29:39,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2021-10-11 02:29:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2021-10-11 02:29:39,391 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2021-10-11 02:29:39,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:39,392 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2021-10-11 02:29:39,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-10-11 02:29:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:29:39,394 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:39,394 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 02:29:39,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:39,602 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:39,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:39,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1514822045, now seen corresponding path program 1 times [2021-10-11 02:29:39,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:39,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709791713] [2021-10-11 02:29:39,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:39,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:39,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:39,925 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 02:29:39,925 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:39,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709791713] [2021-10-11 02:29:39,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:39,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:39,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620873996] [2021-10-11 02:29:39,928 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:39,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:39,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:39,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:39,932 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2021-10-11 02:29:39,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:39,958 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2021-10-11 02:29:39,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:39,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:29:39,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:39,962 INFO L225 Difference]: With dead ends: 69 [2021-10-11 02:29:39,963 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:29:39,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 02:29:39,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:29:39,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:29:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:29:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:29:39,969 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2021-10-11 02:29:39,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:39,970 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:29:39,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:39,970 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:29:39,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:29:39,971 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:39,971 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:40,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:29:40,194 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:40,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:40,195 INFO L82 PathProgramCache]: Analyzing trace with hash 2139510839, now seen corresponding path program 1 times [2021-10-11 02:29:40,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:40,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1692949500] [2021-10-11 02:29:40,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:40,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:40,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:40,457 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 02:29:40,457 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:40,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1692949500] [2021-10-11 02:29:40,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:40,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:40,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866169183] [2021-10-11 02:29:40,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:40,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:40,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:40,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:40,460 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:29:40,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:40,498 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2021-10-11 02:29:40,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:40,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:29:40,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:40,500 INFO L225 Difference]: With dead ends: 59 [2021-10-11 02:29:40,500 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:29:40,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:40,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:29:40,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:29:40,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:29:40,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:29:40,506 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2021-10-11 02:29:40,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:40,507 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:29:40,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:29:40,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:29:40,508 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:40,508 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] [2021-10-11 02:29:40,729 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:29:40,729 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:40,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:40,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1832014585, now seen corresponding path program 1 times [2021-10-11 02:29:40,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:40,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1424706438] [2021-10-11 02:29:40,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:40,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:40,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:41,022 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 02:29:41,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:41,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1424706438] [2021-10-11 02:29:41,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:41,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:41,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232332803] [2021-10-11 02:29:41,024 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:41,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:41,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:41,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:41,026 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:29:41,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:41,190 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2021-10-11 02:29:41,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:29:41,191 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:29:41,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:41,192 INFO L225 Difference]: With dead ends: 135 [2021-10-11 02:29:41,192 INFO L226 Difference]: Without dead ends: 109 [2021-10-11 02:29:41,193 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 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 02:29:41,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-11 02:29:41,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2021-10-11 02:29:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2021-10-11 02:29:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2021-10-11 02:29:41,206 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2021-10-11 02:29:41,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:41,207 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2021-10-11 02:29:41,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-10-11 02:29:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:29:41,208 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:41,208 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 02:29:41,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:29:41,424 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:41,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:41,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1937784689, now seen corresponding path program 1 times [2021-10-11 02:29:41,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:41,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [223920330] [2021-10-11 02:29:41,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/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 02:29:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:41,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:41,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:41,690 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 02:29:41,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:41,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [223920330] [2021-10-11 02:29:41,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:41,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:41,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668686758] [2021-10-11 02:29:41,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:41,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:41,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:41,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:41,692 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2021-10-11 02:29:41,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:41,807 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2021-10-11 02:29:41,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:41,808 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:29:41,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:41,808 INFO L225 Difference]: With dead ends: 146 [2021-10-11 02:29:41,808 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:29:41,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 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 02:29:41,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:29:41,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:29:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:29:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:29:41,811 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:29:41,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:41,811 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:29:41,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:29:41,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:29:42,035 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:29:42,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:29:42,818 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,818 INFO L262 CegarLoopResult]: For program point L812(lines 812 816) no Hoare annotation was computed. [2021-10-11 02:29:42,819 INFO L262 CegarLoopResult]: For program point L812-1(lines 167 173) no Hoare annotation was computed. [2021-10-11 02:29:42,819 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:29:42,819 INFO L262 CegarLoopResult]: For program point L400(lines 400 417) no Hoare annotation was computed. [2021-10-11 02:29:42,819 INFO L258 CegarLoopResult]: At program point L400-1(lines 1 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,819 INFO L262 CegarLoopResult]: For program point L400-2(lines 400 417) no Hoare annotation was computed. [2021-10-11 02:29:42,820 INFO L258 CegarLoopResult]: At program point L400-3(lines 1 892) the Hoare annotation is: false [2021-10-11 02:29:42,820 INFO L262 CegarLoopResult]: For program point L400-4(lines 400 417) no Hoare annotation was computed. [2021-10-11 02:29:42,820 INFO L258 CegarLoopResult]: At program point L400-5(lines 1 892) the Hoare annotation is: false [2021-10-11 02:29:42,820 INFO L258 CegarLoopResult]: At program point L252(lines 247 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,820 INFO L258 CegarLoopResult]: At program point L252-1(lines 247 255) the Hoare annotation is: false [2021-10-11 02:29:42,820 INFO L258 CegarLoopResult]: At program point L252-2(lines 247 255) the Hoare annotation is: false [2021-10-11 02:29:42,821 INFO L262 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2021-10-11 02:29:42,821 INFO L265 CegarLoopResult]: At program point L880-1(lines 880 887) the Hoare annotation is: true [2021-10-11 02:29:42,821 INFO L262 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2021-10-11 02:29:42,821 INFO L262 CegarLoopResult]: For program point L203-1(lines 203 211) no Hoare annotation was computed. [2021-10-11 02:29:42,821 INFO L262 CegarLoopResult]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2021-10-11 02:29:42,821 INFO L262 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L258 CegarLoopResult]: At program point L105-1(lines 105 111) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point L404(lines 404 414) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point L404-2(lines 404 414) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point L404-4(lines 404 414) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:29:42,822 INFO L262 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2021-10-11 02:29:42,823 INFO L262 CegarLoopResult]: For program point L405-2(lines 405 411) no Hoare annotation was computed. [2021-10-11 02:29:42,823 INFO L262 CegarLoopResult]: For program point L405-4(lines 405 411) no Hoare annotation was computed. [2021-10-11 02:29:42,823 INFO L258 CegarLoopResult]: At program point L174(lines 174 180) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,823 INFO L258 CegarLoopResult]: At program point L174-1(lines 174 180) the Hoare annotation is: false [2021-10-11 02:29:42,823 INFO L258 CegarLoopResult]: At program point L174-2(lines 174 180) the Hoare annotation is: false [2021-10-11 02:29:42,824 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,824 INFO L258 CegarLoopResult]: At program point L389(lines 384 391) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,824 INFO L262 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2021-10-11 02:29:42,824 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,824 INFO L262 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-11 02:29:42,824 INFO L262 CegarLoopResult]: For program point L308-3(lines 308 312) no Hoare annotation was computed. [2021-10-11 02:29:42,825 INFO L258 CegarLoopResult]: At program point L143(lines 94 144) the Hoare annotation is: false [2021-10-11 02:29:42,825 INFO L262 CegarLoopResult]: For program point L308-6(lines 308 312) no Hoare annotation was computed. [2021-10-11 02:29:42,825 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:29:42,825 INFO L258 CegarLoopResult]: At program point L243(lines 236 246) the Hoare annotation is: false [2021-10-11 02:29:42,825 INFO L258 CegarLoopResult]: At program point L243-1(lines 236 246) the Hoare annotation is: false [2021-10-11 02:29:42,825 INFO L258 CegarLoopResult]: At program point L243-2(lines 236 246) the Hoare annotation is: false [2021-10-11 02:29:42,825 INFO L262 CegarLoopResult]: For program point L96(lines 95 142) no Hoare annotation was computed. [2021-10-11 02:29:42,826 INFO L265 CegarLoopResult]: At program point L889(lines 870 892) the Hoare annotation is: true [2021-10-11 02:29:42,826 INFO L258 CegarLoopResult]: At program point L856(lines 852 858) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,826 INFO L262 CegarLoopResult]: For program point L97(lines 97 101) no Hoare annotation was computed. [2021-10-11 02:29:42,826 INFO L258 CegarLoopResult]: At program point L345(lines 340 348) the Hoare annotation is: false [2021-10-11 02:29:42,826 INFO L258 CegarLoopResult]: At program point L345-1(lines 340 348) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,827 INFO L258 CegarLoopResult]: At program point L345-2(lines 340 348) the Hoare annotation is: false [2021-10-11 02:29:42,827 INFO L258 CegarLoopResult]: At program point L345-3(lines 340 348) the Hoare annotation is: false [2021-10-11 02:29:42,827 INFO L258 CegarLoopResult]: At program point L345-4(lines 340 348) the Hoare annotation is: false [2021-10-11 02:29:42,827 INFO L258 CegarLoopResult]: At program point L345-5(lines 340 348) the Hoare annotation is: false [2021-10-11 02:29:42,827 INFO L258 CegarLoopResult]: At program point L808-2(lines 808 822) the Hoare annotation is: false [2021-10-11 02:29:42,827 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:29:42,827 INFO L262 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,828 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,828 INFO L262 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,828 INFO L262 CegarLoopResult]: For program point L792-2(line 792) no Hoare annotation was computed. [2021-10-11 02:29:42,828 INFO L262 CegarLoopResult]: For program point L115(lines 115 121) no Hoare annotation was computed. [2021-10-11 02:29:42,828 INFO L258 CegarLoopResult]: At program point L115-1(lines 115 121) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,829 INFO L262 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2021-10-11 02:29:42,829 INFO L262 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2021-10-11 02:29:42,829 INFO L262 CegarLoopResult]: For program point L199-1(lines 199 216) no Hoare annotation was computed. [2021-10-11 02:29:42,829 INFO L262 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2021-10-11 02:29:42,829 INFO L262 CegarLoopResult]: For program point L199-2(lines 199 216) no Hoare annotation was computed. [2021-10-11 02:29:42,829 INFO L258 CegarLoopResult]: At program point L67(lines 1 892) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,838 INFO L258 CegarLoopResult]: At program point L133-2(lines 167 173) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,838 INFO L262 CegarLoopResult]: For program point L332(lines 332 336) no Hoare annotation was computed. [2021-10-11 02:29:42,838 INFO L258 CegarLoopResult]: At program point L167(lines 166 185) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:29:42,838 INFO L262 CegarLoopResult]: For program point L167-1(lines 167 173) no Hoare annotation was computed. [2021-10-11 02:29:42,839 INFO L258 CegarLoopResult]: At program point L167-2(lines 166 185) the Hoare annotation is: false [2021-10-11 02:29:42,841 INFO L258 CegarLoopResult]: At program point L167-3(lines 166 185) the Hoare annotation is: false [2021-10-11 02:29:42,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:29:42 BoogieIcfgContainer [2021-10-11 02:29:42,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:29:42,895 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:29:42,895 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:29:42,895 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:29:42,896 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:38" (3/4) ... [2021-10-11 02:29:42,900 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:29:42,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:29:42,919 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:29:42,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:29:42,921 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:29:42,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:29:42,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:42,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:42,959 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:29:43,042 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084d4b6a-cd76-47e2-a982-945b40f5b0bd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:29:43,042 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:29:43,045 INFO L168 Benchmark]: Toolchain (without parser) took 8312.64 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 35.9 MB in the beginning and 50.4 MB in the end (delta: -14.6 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,045 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 58.7 MB. Free memory was 40.0 MB in the beginning and 40.0 MB in the end (delta: 75.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:43,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 891.08 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.7 MB in the beginning and 60.2 MB in the end (delta: -24.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.25 ms. Allocated memory is still 79.7 MB. Free memory was 60.2 MB in the beginning and 57.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,048 INFO L168 Benchmark]: Boogie Preprocessor took 50.02 ms. Allocated memory is still 79.7 MB. Free memory was 57.4 MB in the beginning and 54.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,048 INFO L168 Benchmark]: RCFGBuilder took 2959.53 ms. Allocated memory is still 79.7 MB. Free memory was 54.9 MB in the beginning and 46.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,049 INFO L168 Benchmark]: TraceAbstraction took 4118.63 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 46.3 MB in the beginning and 56.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,049 INFO L168 Benchmark]: Witness Printer took 147.77 ms. Allocated memory is still 104.9 MB. Free memory was 56.7 MB in the beginning and 50.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:43,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 58.7 MB. Free memory was 40.0 MB in the beginning and 40.0 MB in the end (delta: 75.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 891.08 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.7 MB in the beginning and 60.2 MB in the end (delta: -24.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.25 ms. Allocated memory is still 79.7 MB. Free memory was 60.2 MB in the beginning and 57.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.02 ms. Allocated memory is still 79.7 MB. Free memory was 57.4 MB in the beginning and 54.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2959.53 ms. Allocated memory is still 79.7 MB. Free memory was 54.9 MB in the beginning and 46.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4118.63 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 46.3 MB in the beginning and 56.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * Witness Printer took 147.77 ms. Allocated memory is still 104.9 MB. Free memory was 56.7 MB in the beginning and 50.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 792]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 792]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 792]: 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: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 303 SDtfs, 284 SDslu, 255 SDs, 0 SdLazy, 57 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 167 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1166 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 32 FomulaSimplificationsInter, 352 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 3909 SizeOfPredicates, 7 NumberOfNonLiveVariables, 991 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...