./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs --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 e6547280dadf566330f62b19b84406b5b11ca9ec ............................................................................................................................................ 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_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs --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 e6547280dadf566330f62b19b84406b5b11ca9ec .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:20:53,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:20:53,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:20:53,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:20:53,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:20:53,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:20:53,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:20:53,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:20:53,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:20:53,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:20:53,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:20:53,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:20:53,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:20:53,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:20:53,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:20:53,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:20:53,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:20:53,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:20:53,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:20:53,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:20:53,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:20:53,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:20:53,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:20:53,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:20:53,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:20:53,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:20:53,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:20:53,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:20:53,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:20:53,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:20:53,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:20:53,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:20:53,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:20:53,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:20:53,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:20:53,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:20:53,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:20:53,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:20:53,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:20:53,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:20:53,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:20:53,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:20:53,538 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:20:53,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:20:53,539 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:20:53,539 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:20:53,539 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:20:53,539 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:20:53,540 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:20:53,540 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:20:53,540 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:20:53,540 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:20:53,540 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:20:53,541 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:20:53,541 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:20:53,541 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:20:53,541 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:20:53,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:20:53,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:20:53,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:20:53,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:20:53,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:20:53,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:20:53,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:20:53,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:20:53,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:20:53,544 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:20:53,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:20:53,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:20:53,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:20:53,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:20:53,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:20:53,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:20:53,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:20:53,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:20:53,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:20:53,546 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:20:53,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:20:53,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:20:53,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:20:53,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:20:53,547 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_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6547280dadf566330f62b19b84406b5b11ca9ec [2021-10-16 03:20:53,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:20:53,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:20:53,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:20:53,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:20:53,831 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:20:53,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-16 03:20:53,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/11791bc60/770e421477c744a78634588b5cfb1367/FLAG68b302e2e [2021-10-16 03:20:54,414 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:20:54,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-16 03:20:54,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/11791bc60/770e421477c744a78634588b5cfb1367/FLAG68b302e2e [2021-10-16 03:20:54,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/11791bc60/770e421477c744a78634588b5cfb1367 [2021-10-16 03:20:54,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:20:54,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:20:54,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:20:54,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:20:54,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:20:54,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:20:54" (1/1) ... [2021-10-16 03:20:54,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac2dcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:54, skipping insertion in model container [2021-10-16 03:20:54,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:20:54" (1/1) ... [2021-10-16 03:20:54,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:20:54,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:20:55,108 WARN L228 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_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-10-16 03:20:55,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:20:55,149 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) [2021-10-16 03:20:55,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67138253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:55, skipping insertion in model container [2021-10-16 03:20:55,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:20:55,150 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:20:55,152 INFO L168 Benchmark]: Toolchain (without parser) took 413.03 ms. Allocated memory is still 123.7 MB. Free memory was 81.8 MB in the beginning and 93.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:20:55,153 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 123.7 MB. Free memory is still 98.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:20:55,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.98 ms. Allocated memory is still 123.7 MB. Free memory was 81.6 MB in the beginning and 93.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:20:55,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 123.7 MB. Free memory is still 98.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 409.98 ms. Allocated memory is still 123.7 MB. Free memory was 81.6 MB in the beginning and 93.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 107]: 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 0.2.1-dev-5709675 [2021-10-16 03:20:57,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:20:57,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:20:57,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:20:57,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:20:57,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:20:57,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:20:57,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:20:57,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:20:57,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:20:57,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:20:57,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:20:57,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:20:57,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:20:57,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:20:57,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:20:57,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:20:57,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:20:57,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:20:57,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:20:57,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:20:57,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:20:57,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:20:57,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:20:57,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:20:57,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:20:57,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:20:57,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:20:57,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:20:57,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:20:57,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:20:57,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:20:57,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:20:57,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:20:57,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:20:57,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:20:57,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:20:57,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:20:57,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:20:57,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:20:57,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:20:57,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:20:57,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:20:57,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:20:57,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:20:57,557 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:20:57,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:20:57,558 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:20:57,558 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:20:57,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:20:57,559 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:20:57,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:20:57,562 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:20:57,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:20:57,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:20:57,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:20:57,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:20:57,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:20:57,564 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:20:57,564 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:20:57,564 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:20:57,564 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:20:57,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:20:57,565 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:20:57,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:20:57,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:20:57,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:20:57,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:20:57,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:20:57,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:20:57,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:20:57,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:20:57,567 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:20:57,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:20:57,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:20:57,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:20:57,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:20:57,568 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_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6547280dadf566330f62b19b84406b5b11ca9ec [2021-10-16 03:20:57,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:20:58,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:20:58,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:20:58,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:20:58,007 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:20:58,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-16 03:20:58,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/f4a37dedb/03a5b9d2a2694adfb9b70e5fbb4f2fc5/FLAG3a96d0f86 [2021-10-16 03:20:58,726 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:20:58,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-16 03:20:58,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/f4a37dedb/03a5b9d2a2694adfb9b70e5fbb4f2fc5/FLAG3a96d0f86 [2021-10-16 03:20:59,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/data/f4a37dedb/03a5b9d2a2694adfb9b70e5fbb4f2fc5 [2021-10-16 03:20:59,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:20:59,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:20:59,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:20:59,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:20:59,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:20:59,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3e9fe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59, skipping insertion in model container [2021-10-16 03:20:59,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:20:59,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:20:59,457 WARN L228 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_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-10-16 03:20:59,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:20:59,535 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 03:20:59,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:20:59,616 WARN L228 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_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-10-16 03:20:59,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:20:59,641 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:20:59,694 WARN L228 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_a447ac83-1e31-4585-847b-63398d063e79/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-10-16 03:20:59,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:20:59,762 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:20:59,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59 WrapperNode [2021-10-16 03:20:59,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:20:59,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:20:59,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:20:59,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:20:59,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:20:59,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:20:59,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:20:59,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:20:59,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:20:59,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:20:59,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:20:59,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:20:59,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (1/1) ... [2021-10-16 03:20:59,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:20:59,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:20:59,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:20:59,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:21:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:21:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 03:21:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:21:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:21:02,282 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:21:02,283 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-16 03:21:02,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:21:02 BoogieIcfgContainer [2021-10-16 03:21:02,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:21:02,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:21:02,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:21:02,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:21:02,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:20:59" (1/3) ... [2021-10-16 03:21:02,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53de4e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:21:02, skipping insertion in model container [2021-10-16 03:21:02,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:20:59" (2/3) ... [2021-10-16 03:21:02,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53de4e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:21:02, skipping insertion in model container [2021-10-16 03:21:02,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:21:02" (3/3) ... [2021-10-16 03:21:02,293 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2021-10-16 03:21:02,299 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:21:02,299 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 03:21:02,356 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:21:02,362 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 03:21:02,363 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 03:21:02,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:02,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-16 03:21:02,385 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:21:02,386 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:21:02,386 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:21:02,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:21:02,393 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-16 03:21:02,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:21:02,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [871781927] [2021-10-16 03:21:02,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:21:02,408 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:21:02,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:21:02,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:21:02,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 03:21:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:21:02,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 03:21:02,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:21:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:02,719 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:21:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:02,766 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:21:02,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [871781927] [2021-10-16 03:21:02,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [871781927] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:21:02,767 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:21:02,768 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 03:21:02,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110529575] [2021-10-16 03:21:02,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 03:21:02,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:21:02,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 03:21:02,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:21:02,791 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:02,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:21:02,814 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-16 03:21:02,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 03:21:02,816 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-16 03:21:02,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:21:02,826 INFO L225 Difference]: With dead ends: 144 [2021-10-16 03:21:02,826 INFO L226 Difference]: Without dead ends: 71 [2021-10-16 03:21:02,829 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:21:02,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-16 03:21:02,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-16 03:21:02,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-16 03:21:02,868 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-16 03:21:02,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:21:02,869 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-16 03:21:02,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-16 03:21:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-16 03:21:02,870 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:21:02,870 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:21:02,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:21:03,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:21:03,084 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:21:03,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:21:03,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-16 03:21:03,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:21:03,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [800652672] [2021-10-16 03:21:03,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:21:03,085 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:21:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:21:03,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:21:03,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 03:21:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:21:03,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:21:03,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:21:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:03,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:21:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:03,390 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:21:03,390 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [800652672] [2021-10-16 03:21:03,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [800652672] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:21:03,390 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:21:03,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 03:21:03,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238478076] [2021-10-16 03:21:03,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:21:03,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:21:03,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:21:03,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:21:03,394 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:03,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:21:03,407 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-16 03:21:03,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:21:03,408 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-16 03:21:03,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:21:03,409 INFO L225 Difference]: With dead ends: 71 [2021-10-16 03:21:03,409 INFO L226 Difference]: Without dead ends: 33 [2021-10-16 03:21:03,410 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:21:03,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-16 03:21:03,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-16 03:21:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-16 03:21:03,416 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-16 03:21:03,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:21:03,416 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-16 03:21:03,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:03,417 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-16 03:21:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-16 03:21:03,418 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:21:03,418 INFO L512 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] [2021-10-16 03:21:03,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-16 03:21:03,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:21:03,631 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:21:03,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:21:03,632 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-16 03:21:03,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:21:03,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [607595599] [2021-10-16 03:21:03,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:21:03,633 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:21:03,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:21:03,638 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:21:03,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 03:21:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:21:03,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:21:03,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:21:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:03,972 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:21:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:04,076 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:21:04,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [607595599] [2021-10-16 03:21:04,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [607595599] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:21:04,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:21:04,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-16 03:21:04,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129971376] [2021-10-16 03:21:04,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:21:04,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:21:04,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:21:04,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:21:04,084 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:21:04,096 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-16 03:21:04,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:21:04,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-16 03:21:04,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:21:04,098 INFO L225 Difference]: With dead ends: 60 [2021-10-16 03:21:04,098 INFO L226 Difference]: Without dead ends: 33 [2021-10-16 03:21:04,100 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:21:04,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-16 03:21:04,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-16 03:21:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-16 03:21:04,107 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-16 03:21:04,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:21:04,108 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-16 03:21:04,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-16 03:21:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-16 03:21:04,109 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:21:04,109 INFO L512 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] [2021-10-16 03:21:04,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 03:21:04,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:21:04,326 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:21:04,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:21:04,326 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-16 03:21:04,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:21:04,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2058332066] [2021-10-16 03:21:04,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:21:04,328 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:21:04,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:21:04,329 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:21:04,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 03:21:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:21:04,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:21:04,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:21:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:04,661 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:21:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:04,755 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:21:04,755 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2058332066] [2021-10-16 03:21:04,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2058332066] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:21:04,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:21:04,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-16 03:21:04,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080161286] [2021-10-16 03:21:04,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:21:04,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:21:04,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:21:04,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:21:04,758 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:21:04,849 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-16 03:21:04,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 03:21:04,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-16 03:21:04,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:21:04,851 INFO L225 Difference]: With dead ends: 151 [2021-10-16 03:21:04,851 INFO L226 Difference]: Without dead ends: 124 [2021-10-16 03:21:04,852 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 43.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-16 03:21:04,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-16 03:21:04,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-10-16 03:21:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 55 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-10-16 03:21:04,863 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-10-16 03:21:04,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:21:04,863 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-10-16 03:21:04,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-10-16 03:21:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-16 03:21:04,864 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:21:04,864 INFO L512 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] [2021-10-16 03:21:04,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 03:21:05,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:21:05,080 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:21:05,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:21:05,081 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2021-10-16 03:21:05,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:21:05,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [924315416] [2021-10-16 03:21:05,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:21:05,081 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:21:05,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:21:05,082 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:21:05,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-16 03:21:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:21:05,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:21:05,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:21:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:05,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:21:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:21:05,465 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:21:05,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [924315416] [2021-10-16 03:21:05,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [924315416] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:21:05,466 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:21:05,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-16 03:21:05,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138759964] [2021-10-16 03:21:05,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:21:05,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:21:05,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:21:05,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:21:05,468 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:05,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:21:05,561 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-10-16 03:21:05,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:21:05,562 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-16 03:21:05,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:21:05,562 INFO L225 Difference]: With dead ends: 148 [2021-10-16 03:21:05,562 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 03:21:05,563 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:21:05,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 03:21:05,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 03:21:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 03:21:05,564 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-16 03:21:05,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:21:05,564 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 03:21:05,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:21:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 03:21:05,565 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 03:21:05,568 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:21:05,568 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:21:05,568 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:21:05,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-16 03:21:05,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:21:05,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 03:21:05,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:05,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:21:06,153 INFO L853 garLoopResultBuilder]: At program point L861(lines 814 862) the Hoare annotation is: false [2021-10-16 03:21:06,153 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L857 garLoopResultBuilder]: For program point L845(lines 845 856) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 750) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L860 garLoopResultBuilder]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-10-16 03:21:06,154 INFO L857 garLoopResultBuilder]: For program point L816(lines 815 860) no Hoare annotation was computed. [2021-10-16 03:21:06,154 INFO L853 garLoopResultBuilder]: At program point L800(lines 795 803) the Hoare annotation is: false [2021-10-16 03:21:06,155 INFO L853 garLoopResultBuilder]: At program point L800-1(lines 795 803) the Hoare annotation is: false [2021-10-16 03:21:06,155 INFO L857 garLoopResultBuilder]: For program point L734(lines 734 738) no Hoare annotation was computed. [2021-10-16 03:21:06,155 INFO L853 garLoopResultBuilder]: At program point L800-2(lines 795 803) the Hoare annotation is: false [2021-10-16 03:21:06,155 INFO L857 garLoopResultBuilder]: For program point L602(lines 602 619) no Hoare annotation was computed. [2021-10-16 03:21:06,155 INFO L857 garLoopResultBuilder]: For program point L602-1(lines 602 619) no Hoare annotation was computed. [2021-10-16 03:21:06,155 INFO L857 garLoopResultBuilder]: For program point L602-2(lines 602 619) no Hoare annotation was computed. [2021-10-16 03:21:06,156 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-10-16 03:21:06,156 INFO L857 garLoopResultBuilder]: For program point L553(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,156 INFO L857 garLoopResultBuilder]: For program point L553-1(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,156 INFO L857 garLoopResultBuilder]: For program point L553-2(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,156 INFO L853 garLoopResultBuilder]: At program point L900(lines 895 903) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,156 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 03:21:06,157 INFO L853 garLoopResultBuilder]: At program point L570(lines 569 588) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,157 INFO L857 garLoopResultBuilder]: For program point L570-1(lines 570 576) no Hoare annotation was computed. [2021-10-16 03:21:06,157 INFO L853 garLoopResultBuilder]: At program point L570-2(lines 569 588) the Hoare annotation is: false [2021-10-16 03:21:06,157 INFO L853 garLoopResultBuilder]: At program point L570-3(lines 569 588) the Hoare annotation is: false [2021-10-16 03:21:06,157 INFO L857 garLoopResultBuilder]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-16 03:21:06,157 INFO L857 garLoopResultBuilder]: For program point L851-2(lines 570 576) no Hoare annotation was computed. [2021-10-16 03:21:06,157 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 841) no Hoare annotation was computed. [2021-10-16 03:21:06,157 INFO L853 garLoopResultBuilder]: At program point L835-1(lines 835 841) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704-3(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704-5(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704-6(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,158 INFO L857 garLoopResultBuilder]: For program point L704-8(lines 704 708) no Hoare annotation was computed. [2021-10-16 03:21:06,159 INFO L853 garLoopResultBuilder]: At program point L655(lines 650 658) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,159 INFO L853 garLoopResultBuilder]: At program point L655-1(lines 650 658) the Hoare annotation is: false [2021-10-16 03:21:06,159 INFO L853 garLoopResultBuilder]: At program point L655-2(lines 650 658) the Hoare annotation is: false [2021-10-16 03:21:06,159 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 457 471) the Hoare annotation is: false [2021-10-16 03:21:06,159 INFO L857 garLoopResultBuilder]: For program point L606(lines 606 614) no Hoare annotation was computed. [2021-10-16 03:21:06,159 INFO L857 garLoopResultBuilder]: For program point L61(lines 61 74) no Hoare annotation was computed. [2021-10-16 03:21:06,160 INFO L857 garLoopResultBuilder]: For program point L606-1(lines 606 614) no Hoare annotation was computed. [2021-10-16 03:21:06,160 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 03:21:06,160 INFO L853 garLoopResultBuilder]: At program point L61-1(lines 1 903) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,160 INFO L857 garLoopResultBuilder]: For program point L606-2(lines 606 614) no Hoare annotation was computed. [2021-10-16 03:21:06,160 INFO L857 garLoopResultBuilder]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2021-10-16 03:21:06,160 INFO L853 garLoopResultBuilder]: At program point L61-3(lines 1 903) the Hoare annotation is: false [2021-10-16 03:21:06,160 INFO L857 garLoopResultBuilder]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2021-10-16 03:21:06,161 INFO L853 garLoopResultBuilder]: At program point L61-5(lines 1 903) the Hoare annotation is: false [2021-10-16 03:21:06,161 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2021-10-16 03:21:06,161 INFO L857 garLoopResultBuilder]: For program point L722-3(lines 722 726) no Hoare annotation was computed. [2021-10-16 03:21:06,161 INFO L857 garLoopResultBuilder]: For program point L722-6(lines 722 726) no Hoare annotation was computed. [2021-10-16 03:21:06,161 INFO L857 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2021-10-16 03:21:06,161 INFO L853 garLoopResultBuilder]: At program point L508(lines 504 510) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,162 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-10-16 03:21:06,162 INFO L857 garLoopResultBuilder]: For program point L461-1(lines 570 576) no Hoare annotation was computed. [2021-10-16 03:21:06,162 INFO L853 garLoopResultBuilder]: At program point L577(lines 577 583) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,162 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-10-16 03:21:06,162 INFO L853 garLoopResultBuilder]: At program point L577-1(lines 577 583) the Hoare annotation is: false [2021-10-16 03:21:06,162 INFO L860 garLoopResultBuilder]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-10-16 03:21:06,162 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 03:21:06,163 INFO L857 garLoopResultBuilder]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-10-16 03:21:06,163 INFO L853 garLoopResultBuilder]: At program point L577-2(lines 577 583) the Hoare annotation is: false [2021-10-16 03:21:06,163 INFO L857 garLoopResultBuilder]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2021-10-16 03:21:06,163 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 831) no Hoare annotation was computed. [2021-10-16 03:21:06,163 INFO L853 garLoopResultBuilder]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,163 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-16 03:21:06,163 INFO L853 garLoopResultBuilder]: At program point L759(lines 754 762) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L759-1(lines 754 762) the Hoare annotation is: false [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L759-2(lines 754 762) the Hoare annotation is: false [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L710(lines 695 713) the Hoare annotation is: false [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L710-1(lines 695 713) the Hoare annotation is: false [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L710-2(lines 695 713) the Hoare annotation is: false [2021-10-16 03:21:06,164 INFO L853 garLoopResultBuilder]: At program point L892(lines 1 903) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:21:06,169 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:21:06,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:21:06 BoogieIcfgContainer [2021-10-16 03:21:06,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:21:06,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:21:06,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:21:06,184 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:21:06,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:21:02" (3/4) ... [2021-10-16 03:21:06,188 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 03:21:06,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 03:21:06,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 03:21:06,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 03:21:06,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 03:21:06,206 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 03:21:06,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:21:06,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:21:06,237 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-16 03:21:06,282 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:21:06,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:21:06,285 INFO L168 Benchmark]: Toolchain (without parser) took 7231.43 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 46.1 MB in the beginning and 43.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,286 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 67.1 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:21:06,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.22 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 36.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.83 ms. Allocated memory is still 67.1 MB. Free memory was 36.4 MB in the beginning and 33.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,287 INFO L168 Benchmark]: Boogie Preprocessor took 79.17 ms. Allocated memory is still 67.1 MB. Free memory was 33.5 MB in the beginning and 31.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,288 INFO L168 Benchmark]: RCFGBuilder took 2345.24 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 31.1 MB in the beginning and 46.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,288 INFO L168 Benchmark]: TraceAbstraction took 3896.97 ms. Allocated memory is still 92.3 MB. Free memory was 46.1 MB in the beginning and 49.2 MB in the end (delta: -3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:21:06,288 INFO L168 Benchmark]: Witness Printer took 99.41 ms. Allocated memory is still 92.3 MB. Free memory was 49.2 MB in the beginning and 43.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:21:06,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 67.1 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 709.22 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 36.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.83 ms. Allocated memory is still 67.1 MB. Free memory was 36.4 MB in the beginning and 33.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.17 ms. Allocated memory is still 67.1 MB. Free memory was 33.5 MB in the beginning and 31.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2345.24 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 31.1 MB in the beginning and 46.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3896.97 ms. Allocated memory is still 92.3 MB. Free memory was 46.1 MB in the beginning and 49.2 MB in the end (delta: -3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 99.41 ms. Allocated memory is still 92.3 MB. Free memory was 49.2 MB in the beginning and 43.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3814.7ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 14.1ms, AutomataDifference: 283.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 371.2ms, InitialAbstractionConstructionTime: 11.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 311 SDtfs, 352 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 71.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 106.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 48.2ms AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 123 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1049 FormulaSimplificationTreeSizeReduction, 262.8ms HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 99.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 126.4ms SsaConstructionTime, 544.6ms SatisfiabilityAnalysisTime, 881.6ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 381 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-16 03:21:06,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a447ac83-1e31-4585-847b-63398d063e79/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...