./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.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_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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_12783f50-045f-4f31-b7eb-edaca83c14f8/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 f92aef55fa426b86704369eb7f8ab70f879f200b ............................................................................................................................................ 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_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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_12783f50-045f-4f31-b7eb-edaca83c14f8/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 f92aef55fa426b86704369eb7f8ab70f879f200b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:30:34,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:34,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:34,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:34,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:34,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:34,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:34,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:34,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:34,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:34,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:34,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:34,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:34,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:34,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:34,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:34,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:34,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:34,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:34,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:34,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:34,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:34,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:34,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:34,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:34,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:34,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:34,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:34,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:34,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:34,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:34,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:34,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:34,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:34,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:34,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:34,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:34,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:34,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:34,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:34,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:34,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:34,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:34,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:34,383 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:34,383 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:34,384 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:34,384 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:34,384 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:34,384 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:34,385 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:34,385 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:34,385 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:34,385 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:34,385 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:34,386 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:34,386 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:34,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:34,387 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:34,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:34,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:34,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:34,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:34,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:34,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:34,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:34,389 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:34,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:34,389 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:34,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:34,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:34,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:34,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:34,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:34,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:34,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:34,391 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:34,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:34,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:34,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:34,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:34,392 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_12783f50-045f-4f31-b7eb-edaca83c14f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f92aef55fa426b86704369eb7f8ab70f879f200b [2021-10-11 02:30:34,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:34,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:34,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:34,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:34,669 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:34,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-10-11 02:30:34,777 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/e6f51d4ae/4836b31537514c8e9bf3c66e629453f8/FLAGb9821f8c3 [2021-10-11 02:30:35,250 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:35,250 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-10-11 02:30:35,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/e6f51d4ae/4836b31537514c8e9bf3c66e629453f8/FLAGb9821f8c3 [2021-10-11 02:30:35,599 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/e6f51d4ae/4836b31537514c8e9bf3c66e629453f8 [2021-10-11 02:30:35,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:35,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:35,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:35,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:35,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:35,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:35" (1/1) ... [2021-10-11 02:30:35,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77670ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:35, skipping insertion in model container [2021-10-11 02:30:35,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:35" (1/1) ... [2021-10-11 02:30:35,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:35,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:35,849 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_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1281,1294] [2021-10-11 02:30:36,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:36,036 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 02:30:36,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2462f4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:36, skipping insertion in model container [2021-10-11 02:30:36,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:36,047 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:36,049 INFO L168 Benchmark]: Toolchain (without parser) took 444.48 ms. Allocated memory is still 100.7 MB. Free memory was 66.7 MB in the beginning and 74.0 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:36,050 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:36,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.60 ms. Allocated memory is still 100.7 MB. Free memory was 66.5 MB in the beginning and 74.0 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:36,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory was 34.5 MB in the beginning and 34.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 441.60 ms. Allocated memory is still 100.7 MB. Free memory was 66.5 MB in the beginning and 74.0 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 527]: 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 02:30:38,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:38,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:38,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:38,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:38,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:38,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:38,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:38,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:38,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:38,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:38,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:38,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:38,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:38,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:38,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:38,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:38,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:38,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:38,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:38,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:38,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:38,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:38,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:38,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:38,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:38,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:38,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:38,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:38,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:38,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:38,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:38,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:38,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:38,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:38,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:38,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:38,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:38,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:38,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:38,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:38,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:38,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:38,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:38,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:38,509 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:38,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:38,510 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:38,510 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:38,510 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:38,510 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:38,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:38,512 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:38,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:38,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:38,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:38,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:38,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:38,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:38,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:38,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:38,514 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:38,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:38,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:38,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:38,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:38,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:38,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:38,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:38,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:38,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:38,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:38,516 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:38,517 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:38,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:38,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:38,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:38,518 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_12783f50-045f-4f31-b7eb-edaca83c14f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f92aef55fa426b86704369eb7f8ab70f879f200b [2021-10-11 02:30:38,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:38,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:38,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:38,968 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:38,969 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:38,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-10-11 02:30:39,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/a8aa8ff48/e2c86c8790914d0eb9e9f5066e5441c8/FLAG3d9541a89 [2021-10-11 02:30:39,722 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:39,723 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-10-11 02:30:39,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/a8aa8ff48/e2c86c8790914d0eb9e9f5066e5441c8/FLAG3d9541a89 [2021-10-11 02:30:40,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/data/a8aa8ff48/e2c86c8790914d0eb9e9f5066e5441c8 [2021-10-11 02:30:40,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:40,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:40,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:40,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:40,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:40,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bae6065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40, skipping insertion in model container [2021-10-11 02:30:40,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:40,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:40,210 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_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1281,1294] [2021-10-11 02:30:40,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:40,425 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:40,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:40,454 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_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1281,1294] [2021-10-11 02:30:40,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:40,567 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:40,588 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_12783f50-045f-4f31-b7eb-edaca83c14f8/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1281,1294] [2021-10-11 02:30:40,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:40,716 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:40,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40 WrapperNode [2021-10-11 02:30:40,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:40,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:40,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:40,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:40,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:40,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:40,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:40,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:40,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... [2021-10-11 02:30:40,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:40,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:40,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:40,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:40,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:43,331 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:43,331 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 02:30:43,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:43 BoogieIcfgContainer [2021-10-11 02:30:43,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:43,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:43,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:43,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:43,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:40" (1/3) ... [2021-10-11 02:30:43,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645e171a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:43, skipping insertion in model container [2021-10-11 02:30:43,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:40" (2/3) ... [2021-10-11 02:30:43,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645e171a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:43, skipping insertion in model container [2021-10-11 02:30:43,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:43" (3/3) ... [2021-10-11 02:30:43,342 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2021-10-11 02:30:43,356 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:43,360 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:30:43,371 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:30:43,396 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:43,396 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:43,396 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:43,397 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:43,397 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:43,397 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:43,397 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:43,397 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:43,411 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2021-10-11 02:30:43,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:30:43,417 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:43,418 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:43,419 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:43,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:43,424 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-10-11 02:30:43,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:43,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1573931599] [2021-10-11 02:30:43,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:43,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:43,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:43,753 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 02:30:43,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:43,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1573931599] [2021-10-11 02:30:43,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:43,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:43,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407914864] [2021-10-11 02:30:43,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:43,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:43,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:43,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:43,788 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2021-10-11 02:30:43,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:43,840 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-10-11 02:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:43,842 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:30:43,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:43,853 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:30:43,856 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:30:43,859 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:43,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:30:43,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:30:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:30:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2021-10-11 02:30:43,921 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2021-10-11 02:30:43,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:43,922 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2021-10-11 02:30:43,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:43,922 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-10-11 02:30:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:30:43,925 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:43,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:44,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:44,138 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:44,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:44,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-10-11 02:30:44,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:44,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604309124] [2021-10-11 02:30:44,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:44,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:44,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:44,483 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 02:30:44,483 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:44,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604309124] [2021-10-11 02:30:44,483 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:44,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:44,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899199187] [2021-10-11 02:30:44,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:44,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:44,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:44,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:44,491 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2021-10-11 02:30:44,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:44,513 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2021-10-11 02:30:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:44,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:30:44,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:44,516 INFO L225 Difference]: With dead ends: 73 [2021-10-11 02:30:44,517 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:30:44,518 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:44,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:30:44,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:30:44,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:30:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:30:44,530 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2021-10-11 02:30:44,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:44,533 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:30:44,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:30:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:30:44,537 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:44,537 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:44,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:44,752 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:44,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:44,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-10-11 02:30:44,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:44,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048898118] [2021-10-11 02:30:44,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:44,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:44,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:44,970 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 02:30:44,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:44,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048898118] [2021-10-11 02:30:44,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:44,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:44,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858247272] [2021-10-11 02:30:44,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:44,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:44,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:44,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:44,973 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:30:45,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:45,028 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2021-10-11 02:30:45,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:45,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:30:45,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:45,036 INFO L225 Difference]: With dead ends: 93 [2021-10-11 02:30:45,036 INFO L226 Difference]: Without dead ends: 64 [2021-10-11 02:30:45,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:45,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-11 02:30:45,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2021-10-11 02:30:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:30:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2021-10-11 02:30:45,057 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2021-10-11 02:30:45,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:45,057 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2021-10-11 02:30:45,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2021-10-11 02:30:45,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:30:45,059 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:45,059 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:45,272 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:45,273 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:45,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:45,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-10-11 02:30:45,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:45,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868250338] [2021-10-11 02:30:45,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:45,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:45,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:45,550 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 02:30:45,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:45,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1868250338] [2021-10-11 02:30:45,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:45,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:45,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062805244] [2021-10-11 02:30:45,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:45,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:45,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:45,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:45,555 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2021-10-11 02:30:45,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:45,723 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2021-10-11 02:30:45,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:30:45,723 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:30:45,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:45,726 INFO L225 Difference]: With dead ends: 298 [2021-10-11 02:30:45,726 INFO L226 Difference]: Without dead ends: 244 [2021-10-11 02:30:45,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 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 02:30:45,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-10-11 02:30:45,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2021-10-11 02:30:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:30:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2021-10-11 02:30:45,745 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2021-10-11 02:30:45,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:45,745 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2021-10-11 02:30:45,745 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2021-10-11 02:30:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:30:45,747 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:45,747 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 02:30:45,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:45,965 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:45,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:45,966 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2021-10-11 02:30:45,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:45,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589643930] [2021-10-11 02:30:45,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/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 02:30:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:46,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:46,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:46,198 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 02:30:46,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:46,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589643930] [2021-10-11 02:30:46,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:46,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:46,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230938277] [2021-10-11 02:30:46,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:46,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:46,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:46,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:46,201 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2021-10-11 02:30:46,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:46,329 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2021-10-11 02:30:46,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:46,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:30:46,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:46,330 INFO L225 Difference]: With dead ends: 304 [2021-10-11 02:30:46,330 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:46,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 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 02:30:46,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:46,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:46,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:46,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:46,341 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:30:46,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:46,341 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:46,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:46,341 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:46,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:46,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:46,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:46,979 INFO L258 CegarLoopResult]: At program point L217(lines 166 218) the Hoare annotation is: false [2021-10-11 02:30:46,980 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:46,980 INFO L262 CegarLoopResult]: For program point L168(lines 167 216) no Hoare annotation was computed. [2021-10-11 02:30:46,980 INFO L262 CegarLoopResult]: For program point L416(lines 416 420) no Hoare annotation was computed. [2021-10-11 02:30:46,980 INFO L258 CegarLoopResult]: At program point L895(lines 890 898) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:46,980 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,980 INFO L262 CegarLoopResult]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L416-6(lines 416 420) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-10-11 02:30:46,981 INFO L262 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-10-11 02:30:46,982 INFO L258 CegarLoopResult]: At program point L187-1(lines 187 193) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,982 INFO L262 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-10-11 02:30:46,983 INFO L258 CegarLoopResult]: At program point L205-1(lines 241 247) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,983 INFO L258 CegarLoopResult]: At program point L453(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,990 INFO L258 CegarLoopResult]: At program point L453-1(lines 448 456) the Hoare annotation is: false [2021-10-11 02:30:46,990 INFO L258 CegarLoopResult]: At program point L453-2(lines 448 456) the Hoare annotation is: false [2021-10-11 02:30:46,990 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,990 INFO L262 CegarLoopResult]: For program point L273(lines 273 290) no Hoare annotation was computed. [2021-10-11 02:30:46,990 INFO L262 CegarLoopResult]: For program point L273-1(lines 273 290) no Hoare annotation was computed. [2021-10-11 02:30:46,991 INFO L262 CegarLoopResult]: For program point L273-2(lines 273 290) no Hoare annotation was computed. [2021-10-11 02:30:46,991 INFO L262 CegarLoopResult]: For program point L141(lines 141 148) no Hoare annotation was computed. [2021-10-11 02:30:46,991 INFO L265 CegarLoopResult]: At program point L141-1(lines 141 148) the Hoare annotation is: true [2021-10-11 02:30:46,991 INFO L262 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-10-11 02:30:46,991 INFO L258 CegarLoopResult]: At program point L389-1(lines 389 395) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,991 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:46,993 INFO L258 CegarLoopResult]: At program point L241(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,993 INFO L262 CegarLoopResult]: For program point L241-1(lines 241 247) no Hoare annotation was computed. [2021-10-11 02:30:46,993 INFO L258 CegarLoopResult]: At program point L241-2(lines 240 259) the Hoare annotation is: false [2021-10-11 02:30:46,993 INFO L258 CegarLoopResult]: At program point L241-3(lines 240 259) the Hoare annotation is: false [2021-10-11 02:30:46,994 INFO L262 CegarLoopResult]: For program point L440(lines 440 444) no Hoare annotation was computed. [2021-10-11 02:30:46,994 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:46,996 INFO L258 CegarLoopResult]: At program point L887(lines 1 924) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:46,996 INFO L262 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,996 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,996 INFO L262 CegarLoopResult]: For program point L375-3(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,997 INFO L262 CegarLoopResult]: For program point L375-5(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,997 INFO L262 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2021-10-11 02:30:46,997 INFO L262 CegarLoopResult]: For program point L375-6(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,997 INFO L258 CegarLoopResult]: At program point L177-1(lines 177 183) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,997 INFO L262 CegarLoopResult]: For program point L375-8(lines 375 379) no Hoare annotation was computed. [2021-10-11 02:30:46,997 INFO L258 CegarLoopResult]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:46,998 INFO L258 CegarLoopResult]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-10-11 02:30:46,998 INFO L258 CegarLoopResult]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2021-10-11 02:30:46,998 INFO L262 CegarLoopResult]: For program point L277(lines 277 285) no Hoare annotation was computed. [2021-10-11 02:30:46,998 INFO L262 CegarLoopResult]: For program point L277-1(lines 277 285) no Hoare annotation was computed. [2021-10-11 02:30:46,998 INFO L262 CegarLoopResult]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2021-10-11 02:30:46,998 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:30:46,998 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:30:46,999 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:30:46,999 INFO L258 CegarLoopResult]: At program point L63-2(lines 63 77) the Hoare annotation is: false [2021-10-11 02:30:46,999 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2021-10-11 02:30:46,999 INFO L258 CegarLoopResult]: At program point L114(lines 110 116) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:46,999 INFO L258 CegarLoopResult]: At program point L494(lines 489 497) the Hoare annotation is: false [2021-10-11 02:30:46,999 INFO L258 CegarLoopResult]: At program point L494-1(lines 489 497) the Hoare annotation is: false [2021-10-11 02:30:46,999 INFO L262 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-10-11 02:30:47,000 INFO L258 CegarLoopResult]: At program point L494-2(lines 489 497) the Hoare annotation is: false [2021-10-11 02:30:47,000 INFO L262 CegarLoopResult]: For program point L197(lines 197 212) no Hoare annotation was computed. [2021-10-11 02:30:47,000 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:47,001 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:47,001 INFO L262 CegarLoopResult]: For program point L908(lines 908 921) no Hoare annotation was computed. [2021-10-11 02:30:47,001 INFO L258 CegarLoopResult]: At program point L908-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:47,001 INFO L262 CegarLoopResult]: For program point L908-2(lines 908 921) no Hoare annotation was computed. [2021-10-11 02:30:47,001 INFO L258 CegarLoopResult]: At program point L908-3(lines 1 924) the Hoare annotation is: false [2021-10-11 02:30:47,001 INFO L262 CegarLoopResult]: For program point L908-4(lines 908 921) no Hoare annotation was computed. [2021-10-11 02:30:47,001 INFO L258 CegarLoopResult]: At program point L908-5(lines 1 924) the Hoare annotation is: false [2021-10-11 02:30:47,002 INFO L258 CegarLoopResult]: At program point L248(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:30:47,002 INFO L258 CegarLoopResult]: At program point L248-1(lines 248 254) the Hoare annotation is: false [2021-10-11 02:30:47,004 INFO L258 CegarLoopResult]: At program point L248-2(lines 248 254) the Hoare annotation is: false [2021-10-11 02:30:47,004 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:30:47,004 INFO L262 CegarLoopResult]: For program point L67-1(lines 241 247) no Hoare annotation was computed. [2021-10-11 02:30:47,004 INFO L258 CegarLoopResult]: At program point L381(lines 366 384) the Hoare annotation is: false [2021-10-11 02:30:47,004 INFO L258 CegarLoopResult]: At program point L381-1(lines 366 384) the Hoare annotation is: false [2021-10-11 02:30:47,005 INFO L258 CegarLoopResult]: At program point L381-2(lines 366 384) the Hoare annotation is: false [2021-10-11 02:30:47,005 INFO L265 CegarLoopResult]: At program point L150(lines 131 153) the Hoare annotation is: true [2021-10-11 02:30:47,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:47 BoogieIcfgContainer [2021-10-11 02:30:47,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:47,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:47,038 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:47,040 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:47,041 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:43" (3/4) ... [2021-10-11 02:30:47,044 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:47,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:47,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:47,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:47,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:47,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:47,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:47,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:47,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:30:47,154 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12783f50-045f-4f31-b7eb-edaca83c14f8/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:47,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:47,156 INFO L168 Benchmark]: Toolchain (without parser) took 7147.43 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 50.0 MB in the beginning and 40.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,156 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 50.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:47,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.85 ms. Allocated memory is still 69.2 MB. Free memory was 49.9 MB in the beginning and 37.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.46 ms. Allocated memory is still 69.2 MB. Free memory was 37.7 MB in the beginning and 34.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,157 INFO L168 Benchmark]: Boogie Preprocessor took 79.65 ms. Allocated memory is still 69.2 MB. Free memory was 34.7 MB in the beginning and 32.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,158 INFO L168 Benchmark]: RCFGBuilder took 2439.21 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 32.6 MB in the beginning and 51.4 MB in the end (delta: -18.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,158 INFO L168 Benchmark]: TraceAbstraction took 3701.78 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 47.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,159 INFO L168 Benchmark]: Witness Printer took 116.95 ms. Allocated memory is still 96.5 MB. Free memory was 47.1 MB in the beginning and 40.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:47,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 50.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 708.85 ms. Allocated memory is still 69.2 MB. Free memory was 49.9 MB in the beginning and 37.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.46 ms. Allocated memory is still 69.2 MB. Free memory was 37.7 MB in the beginning and 34.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.65 ms. Allocated memory is still 69.2 MB. Free memory was 34.7 MB in the beginning and 32.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2439.21 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 32.6 MB in the beginning and 51.4 MB in the end (delta: -18.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3701.78 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 47.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Witness Printer took 116.95 ms. Allocated memory is still 96.5 MB. Free memory was 47.1 MB in the beginning and 40.8 MB in the end (delta: 6.4 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: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 366 SDslu, 333 SDs, 0 SdLazy, 47 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, 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, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 122 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2909 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3325 SizeOfPredicates, 7 NumberOfNonLiveVariables, 976 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...