./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product10.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_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 5afec15b24012ce62630e94cc787fef1371f4427 ............................................................................................................................................ 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 5afec15b24012ce62630e94cc787fef1371f4427 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:48,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:48,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:49,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:49,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:49,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:49,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:49,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:49,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:49,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:49,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:49,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:49,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:49,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:49,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:49,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:49,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:49,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:49,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:49,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:49,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:49,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:49,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:49,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:49,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:49,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:49,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:49,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:49,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:49,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:49,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:49,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:49,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:49,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:49,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:49,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:49,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:49,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:49,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:49,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:49,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:49,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:27:49,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:49,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:49,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:49,177 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:49,177 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:49,178 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:49,178 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:27:49,179 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:49,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:49,185 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:27:49,186 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:27:49,187 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:49,187 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:27:49,187 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:27:49,187 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:27:49,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:49,188 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:49,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:27:49,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:49,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:49,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:49,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:49,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:49,190 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:49,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:49,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:49,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:49,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:49,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:49,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:49,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:49,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:49,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:49,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:49,194 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:27:49,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:27:49,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:49,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:49,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:49,196 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5afec15b24012ce62630e94cc787fef1371f4427 [2021-10-11 02:27:49,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:49,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:49,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:49,531 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:49,532 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:49,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c [2021-10-11 02:27:49,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/ffdfe9a26/17f09f9dfa994f81af126210dde92def/FLAG6bda364b6 [2021-10-11 02:27:50,157 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:50,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c [2021-10-11 02:27:50,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/ffdfe9a26/17f09f9dfa994f81af126210dde92def/FLAG6bda364b6 [2021-10-11 02:27:50,438 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/ffdfe9a26/17f09f9dfa994f81af126210dde92def [2021-10-11 02:27:50,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:50,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:50,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:50,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:50,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:50,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:50" (1/1) ... [2021-10-11 02:27:50,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ec6194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:50, skipping insertion in model container [2021-10-11 02:27:50,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:50" (1/1) ... [2021-10-11 02:27:50,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:50,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:50,720 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c[3019,3032] [2021-10-11 02:27:50,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:50,846 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 02:27:50,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51f6fadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:50, skipping insertion in model container [2021-10-11 02:27:50,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:50,848 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:27:50,851 INFO L168 Benchmark]: Toolchain (without parser) took 407.86 ms. Allocated memory is still 113.2 MB. Free memory was 76.4 MB in the beginning and 85.3 MB in the end (delta: -8.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:50,852 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 113.2 MB. Free memory was 85.2 MB in the beginning and 85.2 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:50,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.02 ms. Allocated memory is still 113.2 MB. Free memory was 76.2 MB in the beginning and 85.7 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:50,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 113.2 MB. Free memory was 85.2 MB in the beginning and 85.2 MB in the end (delta: 32.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 405.02 ms. Allocated memory is still 113.2 MB. Free memory was 76.2 MB in the beginning and 85.7 MB in the end (delta: -9.5 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: 203]: 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 02:27:53,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:53,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:53,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:53,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:53,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:53,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:53,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:53,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:53,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:53,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:53,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:53,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:53,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:53,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:53,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:53,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:53,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:53,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:53,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:53,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:53,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:53,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:53,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:53,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:53,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:53,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:53,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:53,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:53,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:53,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:53,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:53,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:53,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:53,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:53,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:53,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:53,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:53,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:53,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:53,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:53,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:27:53,483 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:53,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:53,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:53,485 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:53,485 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:53,485 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:53,486 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:53,486 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:53,486 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:53,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:53,489 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:53,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:53,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:53,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:53,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:53,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:53,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:53,491 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:27:53,491 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:27:53,492 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:53,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:53,492 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:53,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:53,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:53,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:27:53,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:53,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:53,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:53,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:53,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:53,494 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:27:53,495 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:27:53,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:53,495 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:53,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:53,496 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5afec15b24012ce62630e94cc787fef1371f4427 [2021-10-11 02:27:53,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:53,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:53,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:53,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:53,942 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:53,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c [2021-10-11 02:27:54,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/92209982f/a4586f5d8ff34a5b9906c5fbbdd110d6/FLAGaa6ae4cee [2021-10-11 02:27:54,750 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:54,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c [2021-10-11 02:27:54,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/92209982f/a4586f5d8ff34a5b9906c5fbbdd110d6/FLAGaa6ae4cee [2021-10-11 02:27:54,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/data/92209982f/a4586f5d8ff34a5b9906c5fbbdd110d6 [2021-10-11 02:27:54,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:54,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:54,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:54,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:54,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:54,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:54" (1/1) ... [2021-10-11 02:27:54,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54274569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:54, skipping insertion in model container [2021-10-11 02:27:54,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:54" (1/1) ... [2021-10-11 02:27:54,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:55,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:55,213 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c[3019,3032] [2021-10-11 02:27:55,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:55,365 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:27:55,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:55,404 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c[3019,3032] [2021-10-11 02:27:55,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:55,463 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:27:55,507 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_006138cf-1f3a-4236-9d85-55fa20ecbd10/sv-benchmarks/c/product-lines/minepump_spec3_product10.cil.c[3019,3032] [2021-10-11 02:27:55,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:27:55,623 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:27:55,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55 WrapperNode [2021-10-11 02:27:55,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:55,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:27:55,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:27:55,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:27:55,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:27:55,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:27:55,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:27:55,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:27:55,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:27:55,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:27:55,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:27:55,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:27:55,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 02:27:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:27:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:27:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:27:55,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:27:58,489 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:27:58,490 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-11 02:27:58,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:58 BoogieIcfgContainer [2021-10-11 02:27:58,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:27:58,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:27:58,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:27:58,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:27:58,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:27:54" (1/3) ... [2021-10-11 02:27:58,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3290e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:27:58, skipping insertion in model container [2021-10-11 02:27:58,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55" (2/3) ... [2021-10-11 02:27:58,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3290e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:27:58, skipping insertion in model container [2021-10-11 02:27:58,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:58" (3/3) ... [2021-10-11 02:27:58,505 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product10.cil.c [2021-10-11 02:27:58,521 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:27:58,525 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:27:58,537 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:27:58,567 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:27:58,568 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:27:58,568 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:27:58,568 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:27:58,568 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:27:58,568 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:27:58,569 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:27:58,569 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:27:58,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2021-10-11 02:27:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:27:58,589 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:58,590 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 02:27:58,590 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:58,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:58,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1626458267, now seen corresponding path program 1 times [2021-10-11 02:27:58,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:58,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167794496] [2021-10-11 02:27:58,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 02:27:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:58,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:27:58,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:58,936 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 02:27:58,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:58,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167794496] [2021-10-11 02:27:58,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:58,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:27:58,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649226185] [2021-10-11 02:27:58,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:27:58,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:58,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:27:58,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:27:58,967 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2021-10-11 02:27:59,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:59,011 INFO L93 Difference]: Finished difference Result 120 states and 179 transitions. [2021-10-11 02:27:59,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:27:59,013 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:27:59,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:59,022 INFO L225 Difference]: With dead ends: 120 [2021-10-11 02:27:59,022 INFO L226 Difference]: Without dead ends: 59 [2021-10-11 02:27:59,025 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 02:27:59,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-11 02:27:59,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-11 02:27:59,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-10-11 02:27:59,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions. [2021-10-11 02:27:59,064 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 81 transitions. Word has length 18 [2021-10-11 02:27:59,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:59,065 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 81 transitions. [2021-10-11 02:27:59,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:27:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-10-11 02:27:59,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:27:59,066 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:59,067 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 02:27:59,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:27:59,280 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:59,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:59,281 INFO L82 PathProgramCache]: Analyzing trace with hash 715427514, now seen corresponding path program 1 times [2021-10-11 02:27:59,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:59,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464277266] [2021-10-11 02:27:59,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 02:27:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:59,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:27:59,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:59,519 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 02:27:59,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:59,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464277266] [2021-10-11 02:27:59,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:59,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:27:59,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248245919] [2021-10-11 02:27:59,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:27:59,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:59,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:27:59,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:27:59,523 INFO L87 Difference]: Start difference. First operand 59 states and 81 transitions. Second operand 3 states. [2021-10-11 02:27:59,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:59,533 INFO L93 Difference]: Finished difference Result 59 states and 81 transitions. [2021-10-11 02:27:59,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:27:59,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:27:59,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:59,534 INFO L225 Difference]: With dead ends: 59 [2021-10-11 02:27:59,535 INFO L226 Difference]: Without dead ends: 29 [2021-10-11 02:27:59,536 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 02:27:59,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-11 02:27:59,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-11 02:27:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-10-11 02:27:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-11 02:27:59,541 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-11 02:27:59,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:59,541 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-11 02:27:59,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:27:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-11 02:27:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:27:59,542 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:59,543 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 02:27:59,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:27:59,762 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:59,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:59,763 INFO L82 PathProgramCache]: Analyzing trace with hash 930808050, now seen corresponding path program 1 times [2021-10-11 02:27:59,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:59,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274272495] [2021-10-11 02:27:59,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/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 02:27:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:59,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:27:59,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:00,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:00,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274272495] [2021-10-11 02:28:00,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:00,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:00,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478640311] [2021-10-11 02:28:00,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:00,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:00,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:00,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:00,042 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2021-10-11 02:28:00,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:00,213 INFO L93 Difference]: Finished difference Result 130 states and 199 transitions. [2021-10-11 02:28:00,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:28:00,213 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:28:00,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:00,215 INFO L225 Difference]: With dead ends: 130 [2021-10-11 02:28:00,215 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:28:00,216 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:28:00,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:28:00,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 48. [2021-10-11 02:28:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2021-10-11 02:28:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2021-10-11 02:28:00,233 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 24 [2021-10-11 02:28:00,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:00,233 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2021-10-11 02:28:00,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-10-11 02:28:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:28:00,234 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:00,235 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 02:28:00,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:00,451 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:00,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:00,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1487700112, now seen corresponding path program 1 times [2021-10-11 02:28:00,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:00,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1566867876] [2021-10-11 02:28:00,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:28:01,536 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:28:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:28:02,706 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:28:02,902 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-11 02:28:02,902 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:28:03,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:03,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:03 BoogieIcfgContainer [2021-10-11 02:28:03,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:03,246 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:03,246 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:03,247 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:03,247 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:27:58" (3/4) ... [2021-10-11 02:28:03,249 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 02:28:03,368 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006138cf-1f3a-4236-9d85-55fa20ecbd10/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:03,369 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:03,370 INFO L168 Benchmark]: Toolchain (without parser) took 8410.78 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 44.0 MB in the beginning and 39.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,371 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:03,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.06 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 34.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,372 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.06 ms. Allocated memory is still 65.0 MB. Free memory was 34.1 MB in the beginning and 31.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,372 INFO L168 Benchmark]: Boogie Preprocessor took 44.18 ms. Allocated memory is still 65.0 MB. Free memory was 31.2 MB in the beginning and 29.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,373 INFO L168 Benchmark]: RCFGBuilder took 2755.55 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 60.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,374 INFO L168 Benchmark]: TraceAbstraction took 4749.08 ms. Allocated memory is still 83.9 MB. Free memory was 59.8 MB in the beginning and 50.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,374 INFO L168 Benchmark]: Witness Printer took 122.65 ms. Allocated memory is still 83.9 MB. Free memory was 50.0 MB in the beginning and 39.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:03,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 664.06 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 34.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.06 ms. Allocated memory is still 65.0 MB. Free memory was 34.1 MB in the beginning and 31.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.18 ms. Allocated memory is still 65.0 MB. Free memory was 31.2 MB in the beginning and 29.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2755.55 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 60.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4749.08 ms. Allocated memory is still 83.9 MB. Free memory was 59.8 MB in the beginning and 50.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * Witness Printer took 122.65 ms. Allocated memory is still 83.9 MB. Free memory was 50.0 MB in the beginning and 39.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 170]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L344] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L615] int pumpRunning = 0; [L616] int systemActive = 1; [L783] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L856] int retValue_acc ; [L857] int tmp ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L863] tmp = valid_product() [L865] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L545] int splverifierCounter ; [L546] int tmp ; [L547] int tmp___0 ; [L548] int tmp___1 ; [L549] int tmp___2 ; [L552] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L554] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L556] COND TRUE splverifierCounter < 4 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L562] tmp = __VERIFIER_nondet_int() [L564] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L572] tmp___0 = __VERIFIER_nondet_int() [L574] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L582] tmp___2 = __VERIFIER_nondet_int() [L584] COND TRUE \read(tmp___2) [L744] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L623] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L630] COND TRUE \read(systemActive) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L750] int tmp ; [L751] int tmp___0 ; [L752] int tmp___1 ; [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] tmp = isMethaneLevelCritical() [L758] COND FALSE !(\read(tmp)) [L157] int retValue_acc ; [L160] retValue_acc = waterLevel [L161] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L762] tmp___0 = getWaterLevel() [L764] COND TRUE tmp___0 == 2 [L696] int retValue_acc ; [L699] retValue_acc = pumpRunning [L700] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] tmp___1 = isPumpRunning() [L768] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L170] reach_error() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 184 SDtfs, 169 SDslu, 148 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred 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, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 2962 SizeOfPredicates, 4 NumberOfNonLiveVariables, 590 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 incorrect! Received shutdown request...