./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8 --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 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:22:01,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:22:01,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:22:01,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:22:01,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:22:01,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:22:01,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:22:01,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:22:01,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:22:01,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:22:01,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:22:01,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:22:01,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:22:01,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:22:01,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:22:01,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:22:01,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:22:01,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:22:01,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:22:01,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:22:01,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:22:01,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:22:01,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:22:01,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:22:01,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:22:01,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:22:01,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:22:01,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:22:01,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:22:01,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:22:01,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:22:01,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:22:01,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:22:01,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:22:01,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:22:01,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:22:01,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:22:01,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:22:01,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:22:01,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:22:01,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:22:01,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:22:01,537 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:22:01,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:22:01,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:22:01,540 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:22:01,540 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:22:01,540 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:22:01,541 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:22:01,541 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:22:01,541 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:22:01,541 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:22:01,548 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:22:01,549 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:22:01,549 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:22:01,549 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:22:01,550 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:22:01,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:22:01,551 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:22:01,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:22:01,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:22:01,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:22:01,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:22:01,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:22:01,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:22:01,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:22:01,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:22:01,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:22:01,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:22:01,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:22:01,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:22:01,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:22:01,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:22:01,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:22:01,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:22:01,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:22:01,555 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:22:01,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:22:01,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:22:01,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:22:01,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:22:01,556 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a [2021-11-07 01:22:01,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:22:01,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:22:01,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:22:01,876 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:22:01,880 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:22:01,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2021-11-07 01:22:01,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/be51eeb0f/492c680dd39c41a7a56a6e45920bcf97/FLAG1ba0c65ae [2021-11-07 01:22:02,460 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:22:02,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2021-11-07 01:22:02,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/be51eeb0f/492c680dd39c41a7a56a6e45920bcf97/FLAG1ba0c65ae [2021-11-07 01:22:02,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/be51eeb0f/492c680dd39c41a7a56a6e45920bcf97 [2021-11-07 01:22:02,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:22:02,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:22:02,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:02,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:22:02,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:22:02,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:02" (1/1) ... [2021-11-07 01:22:02,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2828e43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:02, skipping insertion in model container [2021-11-07 01:22:02,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:02" (1/1) ... [2021-11-07 01:22:02,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:22:03,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:22:03,348 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2021-11-07 01:22:03,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:03,380 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) [2021-11-07 01:22:03,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d74547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:03, skipping insertion in model container [2021-11-07 01:22:03,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:03,382 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:22:03,384 INFO L168 Benchmark]: Toolchain (without parser) took 416.80 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.4 MB in the beginning and 78.1 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:03,385 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:22:03,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.21 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 78.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:03,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 414.21 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 78.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 78]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8 --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 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:22:05,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:22:05,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:22:05,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:22:05,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:22:05,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:22:05,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:22:05,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:22:05,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:22:05,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:22:05,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:22:05,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:22:05,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:22:05,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:22:05,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:22:05,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:22:05,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:22:05,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:22:05,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:22:05,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:22:05,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:22:05,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:22:05,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:22:05,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:22:05,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:22:05,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:22:05,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:22:05,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:22:05,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:22:05,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:22:05,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:22:05,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:22:05,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:22:05,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:22:05,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:22:05,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:22:05,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:22:05,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:22:05,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:22:05,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:22:05,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:22:05,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:22:05,894 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:22:05,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:22:05,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:22:05,896 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:22:05,896 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:22:05,896 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:22:05,896 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:22:05,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:22:05,897 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:22:05,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:22:05,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:22:05,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:22:05,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:22:05,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:22:05,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:22:05,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:22:05,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:22:05,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:22:05,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:22:05,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:22:05,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:22:05,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:22:05,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:22:05,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:22:05,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:22:05,904 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:22:05,904 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:22:05,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:22:05,905 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:22:05,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:22:05,905 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a [2021-11-07 01:22:06,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:22:06,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:22:06,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:22:06,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:22:06,317 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:22:06,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2021-11-07 01:22:06,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/84cd8222e/e938b2d07d254be18344cfd658ae32bb/FLAGb77b05628 [2021-11-07 01:22:06,866 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:22:06,867 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2021-11-07 01:22:06,891 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/84cd8222e/e938b2d07d254be18344cfd658ae32bb/FLAGb77b05628 [2021-11-07 01:22:07,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/data/84cd8222e/e938b2d07d254be18344cfd658ae32bb [2021-11-07 01:22:07,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:22:07,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:22:07,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:07,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:22:07,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:22:07,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:07,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a26e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07, skipping insertion in model container [2021-11-07 01:22:07,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:07,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:22:07,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:22:07,580 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2021-11-07 01:22:07,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:07,625 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:22:07,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:22:07,747 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2021-11-07 01:22:07,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:07,785 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:22:07,869 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_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2021-11-07 01:22:07,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:22:07,909 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:22:07,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07 WrapperNode [2021-11-07 01:22:07,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:22:07,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:22:07,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:22:07,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:22:07,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:07,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:22:08,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:22:08,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:22:08,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:22:08,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:22:08,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:22:08,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:22:08,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:22:08,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (1/1) ... [2021-11-07 01:22:08,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:22:08,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:22:08,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:22:08,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:22:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:22:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:22:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:22:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:22:10,507 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:22:10,507 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-11-07 01:22:10,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:10 BoogieIcfgContainer [2021-11-07 01:22:10,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:22:10,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:22:10,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:22:10,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:22:10,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:22:07" (1/3) ... [2021-11-07 01:22:10,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a289181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:22:10, skipping insertion in model container [2021-11-07 01:22:10,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:22:07" (2/3) ... [2021-11-07 01:22:10,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a289181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:22:10, skipping insertion in model container [2021-11-07 01:22:10,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:10" (3/3) ... [2021-11-07 01:22:10,518 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2021-11-07 01:22:10,523 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:22:10,524 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:22:10,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:22:10,584 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, mAutomataTypeConcurrency=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 [2021-11-07 01:22:10,584 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:22:10,601 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 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) [2021-11-07 01:22:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:22:10,607 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:10,608 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:10,609 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:10,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:10,615 INFO L85 PathProgramCache]: Analyzing trace with hash 631358255, now seen corresponding path program 1 times [2021-11-07 01:22:10,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:22:10,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [841500205] [2021-11-07 01:22:10,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:10,630 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:22:10,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:22:10,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:22:10,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:22:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:22:10,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:22:10,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:22:10,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:10,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:11,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:11,033 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:22:11,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [841500205] [2021-11-07 01:22:11,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [841500205] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:22:11,034 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:22:11,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:22:11,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725364127] [2021-11-07 01:22:11,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:22:11,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:22:11,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:22:11,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:22:11,065 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-11-07 01:22:11,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:11,116 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-11-07 01:22:11,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:22:11,118 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-11-07 01:22:11,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:11,132 INFO L225 Difference]: With dead ends: 211 [2021-11-07 01:22:11,132 INFO L226 Difference]: Without dead ends: 105 [2021-11-07 01:22:11,137 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:22:11,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-07 01:22:11,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-07 01:22:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 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) [2021-11-07 01:22:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-11-07 01:22:11,202 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-11-07 01:22:11,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:11,202 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-11-07 01:22:11,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-11-07 01:22:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-11-07 01:22:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:22:11,206 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:11,206 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:11,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:11,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:22:11,419 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:11,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:11,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1546440637, now seen corresponding path program 1 times [2021-11-07 01:22:11,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:22:11,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1695388526] [2021-11-07 01:22:11,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:11,421 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:22:11,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:22:11,423 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:22:11,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:22:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:22:11,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:22:11,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:22:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:11,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:11,796 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:22:11,797 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1695388526] [2021-11-07 01:22:11,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1695388526] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:22:11,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:22:11,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:22:11,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948640588] [2021-11-07 01:22:11,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:22:11,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:22:11,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:22:11,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:22:11,815 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2021-11-07 01:22:11,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:11,846 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-11-07 01:22:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:22:11,847 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 19 [2021-11-07 01:22:11,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:11,848 INFO L225 Difference]: With dead ends: 105 [2021-11-07 01:22:11,848 INFO L226 Difference]: Without dead ends: 45 [2021-11-07 01:22:11,849 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:22:11,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-07 01:22:11,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-07 01:22:11,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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) [2021-11-07 01:22:11,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-11-07 01:22:11,857 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-11-07 01:22:11,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:11,858 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-11-07 01:22:11,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2021-11-07 01:22:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-11-07 01:22:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:22:11,860 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:11,861 INFO L513 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] [2021-11-07 01:22:11,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:12,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:22:12,072 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:12,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:12,073 INFO L85 PathProgramCache]: Analyzing trace with hash -2132184394, now seen corresponding path program 1 times [2021-11-07 01:22:12,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:22:12,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1808010769] [2021-11-07 01:22:12,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:12,074 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:22:12,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:22:12,076 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:22:12,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:22:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:22:12,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:22:12,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:22:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:12,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:12,516 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:22:12,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1808010769] [2021-11-07 01:22:12,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1808010769] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:22:12,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:22:12,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:22:12,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689827698] [2021-11-07 01:22:12,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:22:12,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:22:12,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:22:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:22:12,523 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-11-07 01:22:12,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:12,551 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-11-07 01:22:12,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:22:12,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 [2021-11-07 01:22:12,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:12,553 INFO L225 Difference]: With dead ends: 83 [2021-11-07 01:22:12,555 INFO L226 Difference]: Without dead ends: 45 [2021-11-07 01:22:12,556 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:22:12,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-07 01:22:12,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-07 01:22:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 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) [2021-11-07 01:22:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-11-07 01:22:12,569 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-11-07 01:22:12,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:12,570 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-11-07 01:22:12,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-11-07 01:22:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-11-07 01:22:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:22:12,573 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:12,573 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:12,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:12,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:22:12,780 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:12,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:12,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1437786744, now seen corresponding path program 1 times [2021-11-07 01:22:12,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:22:12,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2115546749] [2021-11-07 01:22:12,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:12,783 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:22:12,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:22:12,784 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:22:12,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:22:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:22:12,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:22:12,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:22:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:13,114 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:13,211 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:22:13,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2115546749] [2021-11-07 01:22:13,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2115546749] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:22:13,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:22:13,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:22:13,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328413511] [2021-11-07 01:22:13,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:22:13,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:22:13,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:22:13,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:22:13,214 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-07 01:22:13,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:13,325 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-11-07 01:22:13,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:22:13,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 26 [2021-11-07 01:22:13,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:13,327 INFO L225 Difference]: With dead ends: 207 [2021-11-07 01:22:13,328 INFO L226 Difference]: Without dead ends: 169 [2021-11-07 01:22:13,328 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:22:13,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-11-07 01:22:13,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-11-07 01:22:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 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) [2021-11-07 01:22:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-11-07 01:22:13,343 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-11-07 01:22:13,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:13,344 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-11-07 01:22:13,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-07 01:22:13,344 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-11-07 01:22:13,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:22:13,345 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:22:13,346 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:13,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:13,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:22:13,558 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:22:13,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:22:13,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1841086480, now seen corresponding path program 1 times [2021-11-07 01:22:13,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:22:13,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182484639] [2021-11-07 01:22:13,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:22:13,561 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:22:13,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:22:13,562 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:22:13,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:22:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:22:13,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:22:13,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:22:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:13,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:22:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:22:13,953 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:22:13,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182484639] [2021-11-07 01:22:13,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182484639] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:22:13,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:22:13,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:22:13,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295269454] [2021-11-07 01:22:13,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:22:13,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:22:13,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:22:13,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:22:13,959 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-11-07 01:22:14,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:22:14,055 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-11-07 01:22:14,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:22:14,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-11-07 01:22:14,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:22:14,056 INFO L225 Difference]: With dead ends: 176 [2021-11-07 01:22:14,056 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:22:14,057 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:22:14,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:22:14,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:22:14,058 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) [2021-11-07 01:22:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:22:14,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-11-07 01:22:14,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:22:14,058 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:22:14,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-11-07 01:22:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:22:14,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:22:14,065 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:22:14,065 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:22:14,066 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:22:14,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:22:14,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:22:14,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:22:14,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:22:14,590 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,590 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 601) no Hoare annotation was computed. [2021-11-07 01:22:14,590 INFO L857 garLoopResultBuilder]: For program point L436(lines 436 453) no Hoare annotation was computed. [2021-11-07 01:22:14,590 INFO L853 garLoopResultBuilder]: At program point L436-1(lines 1 943) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,591 INFO L857 garLoopResultBuilder]: For program point L436-2(lines 436 453) no Hoare annotation was computed. [2021-11-07 01:22:14,591 INFO L853 garLoopResultBuilder]: At program point L436-3(lines 1 943) the Hoare annotation is: false [2021-11-07 01:22:14,591 INFO L857 garLoopResultBuilder]: For program point L436-4(lines 436 453) no Hoare annotation was computed. [2021-11-07 01:22:14,591 INFO L853 garLoopResultBuilder]: At program point L436-5(lines 1 943) the Hoare annotation is: false [2021-11-07 01:22:14,591 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 784) no Hoare annotation was computed. [2021-11-07 01:22:14,591 INFO L857 garLoopResultBuilder]: For program point L767-1(lines 767 784) no Hoare annotation was computed. [2021-11-07 01:22:14,591 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 784) no Hoare annotation was computed. [2021-11-07 01:22:14,591 INFO L853 garLoopResultBuilder]: At program point L470-2(lines 470 484) the Hoare annotation is: false [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point L900(lines 900 906) no Hoare annotation was computed. [2021-11-07 01:22:14,592 INFO L853 garLoopResultBuilder]: At program point L900-1(lines 900 906) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,592 INFO L857 garLoopResultBuilder]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-5(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-8(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-9(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-11(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-12(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 450) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L869-14(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,593 INFO L857 garLoopResultBuilder]: For program point L440-2(lines 440 450) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L869-15(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L869-17(lines 869 873) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L440-4(lines 440 450) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L853 garLoopResultBuilder]: At program point L936(lines 889 937) the Hoare annotation is: false [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 779) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L771-1(lines 771 779) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L771-2(lines 771 779) no Hoare annotation was computed. [2021-11-07 01:22:14,594 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L474-1(lines 709 715) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L441-2(lines 441 447) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L573-6(lines 573 577) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L441-4(lines 441 447) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,595 INFO L857 garLoopResultBuilder]: For program point L741-1(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L857 garLoopResultBuilder]: For program point L741-3(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L857 garLoopResultBuilder]: For program point L741-5(lines 741 758) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L853 garLoopResultBuilder]: At program point L709(lines 708 727) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,596 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 715) no Hoare annotation was computed. [2021-11-07 01:22:14,596 INFO L853 garLoopResultBuilder]: At program point L709-2(lines 708 727) the Hoare annotation is: false [2021-11-07 01:22:14,596 INFO L853 garLoopResultBuilder]: At program point L610(lines 605 613) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L709-3(lines 708 727) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L610-1(lines 605 613) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L610-2(lines 605 613) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L610-3(lines 605 613) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L610-4(lines 605 613) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L610-5(lines 605 613) the Hoare annotation is: false [2021-11-07 01:22:14,597 INFO L853 garLoopResultBuilder]: At program point L875(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L875-2(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L875-3(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L875-4(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L875-5(lines 860 878) the Hoare annotation is: false [2021-11-07 01:22:14,598 INFO L857 garLoopResultBuilder]: For program point L910(lines 910 916) no Hoare annotation was computed. [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L910-1(lines 910 916) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,598 INFO L853 garLoopResultBuilder]: At program point L811(lines 804 814) the Hoare annotation is: false [2021-11-07 01:22:14,599 INFO L853 garLoopResultBuilder]: At program point L811-1(lines 804 814) the Hoare annotation is: false [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L853 garLoopResultBuilder]: At program point L811-2(lines 804 814) the Hoare annotation is: false [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745-1(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745-2(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745-3(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745-4(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point L745-5(lines 745 753) no Hoare annotation was computed. [2021-11-07 01:22:14,599 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:22:14,600 INFO L857 garLoopResultBuilder]: For program point L549(lines 549 556) no Hoare annotation was computed. [2021-11-07 01:22:14,606 INFO L860 garLoopResultBuilder]: At program point L549-1(lines 549 556) the Hoare annotation is: true [2021-11-07 01:22:14,606 INFO L853 garLoopResultBuilder]: At program point L716(lines 716 722) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,606 INFO L853 garLoopResultBuilder]: At program point L716-1(lines 716 722) the Hoare annotation is: false [2021-11-07 01:22:14,606 INFO L853 garLoopResultBuilder]: At program point L716-2(lines 716 722) the Hoare annotation is: false [2021-11-07 01:22:14,606 INFO L853 garLoopResultBuilder]: At program point L651(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,607 INFO L853 garLoopResultBuilder]: At program point L651-1(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,607 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 589) no Hoare annotation was computed. [2021-11-07 01:22:14,607 INFO L853 garLoopResultBuilder]: At program point L651-2(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,607 INFO L853 garLoopResultBuilder]: At program point L651-3(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,607 INFO L853 garLoopResultBuilder]: At program point L651-4(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,608 INFO L853 garLoopResultBuilder]: At program point L651-5(lines 646 654) the Hoare annotation is: false [2021-11-07 01:22:14,608 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:22:14,608 INFO L853 garLoopResultBuilder]: At program point L521(lines 517 523) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,608 INFO L853 garLoopResultBuilder]: At program point L687(lines 1 943) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,608 INFO L853 garLoopResultBuilder]: At program point L820(lines 815 823) 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)) [2021-11-07 01:22:14,609 INFO L853 garLoopResultBuilder]: At program point L820-1(lines 815 823) the Hoare annotation is: false [2021-11-07 01:22:14,609 INFO L853 garLoopResultBuilder]: At program point L820-2(lines 815 823) the Hoare annotation is: false [2021-11-07 01:22:14,609 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:22:14,609 INFO L857 garLoopResultBuilder]: For program point L920(lines 920 931) no Hoare annotation was computed. [2021-11-07 01:22:14,609 INFO L853 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,609 INFO L860 garLoopResultBuilder]: At program point L558(lines 539 561) the Hoare annotation is: true [2021-11-07 01:22:14,610 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:22:14,610 INFO L857 garLoopResultBuilder]: For program point L891(lines 890 935) no Hoare annotation was computed. [2021-11-07 01:22:14,610 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L660(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L660-1(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L660-2(line 660) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 896) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L926(lines 926 930) no Hoare annotation was computed. [2021-11-07 01:22:14,611 INFO L857 garLoopResultBuilder]: For program point L926-2(lines 709 715) no Hoare annotation was computed. [2021-11-07 01:22:14,612 INFO L853 garLoopResultBuilder]: At program point L695(lines 690 698) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:14,616 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 01:22:14,617 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:22:14,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:22:14 BoogieIcfgContainer [2021-11-07 01:22:14,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:22:14,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:22:14,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:22:14,648 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:22:14,649 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:22:10" (3/4) ... [2021-11-07 01:22:14,651 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:22:14,677 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:22:14,682 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:22:14,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:22:14,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:22:14,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:22:14,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:22:14,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:22:14,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:22:14,830 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:22:14,830 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:22:14,832 INFO L168 Benchmark]: Toolchain (without parser) took 7613.32 ms. Allocated memory was 54.5 MB in the beginning and 86.0 MB in the end (delta: 31.5 MB). Free memory was 31.7 MB in the beginning and 62.3 MB in the end (delta: -30.5 MB). Peak memory consumption was 38.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,832 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 54.5 MB. Free memory is still 35.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:22:14,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.84 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 31.6 MB in the beginning and 39.9 MB in the end (delta: -8.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,834 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.29 ms. Allocated memory is still 71.3 MB. Free memory was 39.9 MB in the beginning and 54.0 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,834 INFO L168 Benchmark]: Boogie Preprocessor took 79.70 ms. Allocated memory is still 71.3 MB. Free memory was 54.0 MB in the beginning and 51.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,835 INFO L168 Benchmark]: RCFGBuilder took 2409.24 ms. Allocated memory is still 71.3 MB. Free memory was 51.4 MB in the beginning and 33.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,835 INFO L168 Benchmark]: TraceAbstraction took 4135.83 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 32.7 MB in the beginning and 33.4 MB in the end (delta: -698.3 kB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,835 INFO L168 Benchmark]: Witness Printer took 182.66 ms. Allocated memory is still 86.0 MB. Free memory was 33.4 MB in the beginning and 62.3 MB in the end (delta: -28.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:14,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 54.5 MB. Free memory is still 35.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 690.84 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 31.6 MB in the beginning and 39.9 MB in the end (delta: -8.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 108.29 ms. Allocated memory is still 71.3 MB. Free memory was 39.9 MB in the beginning and 54.0 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.70 ms. Allocated memory is still 71.3 MB. Free memory was 54.0 MB in the beginning and 51.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2409.24 ms. Allocated memory is still 71.3 MB. Free memory was 51.4 MB in the beginning and 33.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4135.83 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 32.7 MB in the beginning and 33.4 MB in the end (delta: -698.3 kB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. * Witness Printer took 182.66 ms. Allocated memory is still 86.0 MB. Free memory was 33.4 MB in the beginning and 62.3 MB in the end (delta: -28.9 MB). Peak memory consumption was 8.4 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 660]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 660]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 660]: 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, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 390 SDslu, 369 SDs, 0 SdLazy, 62 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 78 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 7 NumberOfNonLiveVariables, 990 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: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:22:14,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0afd2e1f-a4a1-4050-9ef1-12a19a7e7044/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE