./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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 b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:24:23,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:24:23,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:24:23,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:24:23,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:24:23,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:24:23,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:24:23,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:24:23,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:24:23,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:24:23,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:24:23,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:24:23,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:24:23,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:24:23,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:24:23,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:24:23,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:24:23,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:24:23,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:24:23,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:24:23,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:24:23,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:24:23,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:24:23,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:24:23,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:24:23,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:24:23,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:24:23,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:24:23,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:24:23,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:24:23,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:24:23,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:24:23,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:24:23,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:24:23,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:24:23,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:24:23,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:24:23,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:24:23,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:24:23,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:24:23,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:24:23,750 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:24:23,800 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:24:23,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:24:23,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:24:23,803 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:24:23,804 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:24:23,804 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:24:23,804 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:24:23,804 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:24:23,805 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:24:23,805 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:24:23,806 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:24:23,807 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:24:23,807 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:24:23,808 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:24:23,808 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:24:23,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:24:23,810 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:24:23,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:24:23,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:24:23,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:24:23,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:24:23,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:24:23,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:24:23,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:24:23,812 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:24:23,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:24:23,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:24:23,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:24:23,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:24:23,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:24:23,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:24:23,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:24:23,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:24:23,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:24:23,815 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:24:23,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:24:23,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:24:23,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:24:23,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:24:23,816 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f [2021-11-07 01:24:24,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:24:24,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:24:24,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:24:24,265 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:24:24,266 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:24:24,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-11-07 01:24:24,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/95301519a/b61ba6295d564485996453d2967dbb2c/FLAG44c2d4de3 [2021-11-07 01:24:25,047 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:24:25,048 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-11-07 01:24:25,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/95301519a/b61ba6295d564485996453d2967dbb2c/FLAG44c2d4de3 [2021-11-07 01:24:25,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/95301519a/b61ba6295d564485996453d2967dbb2c [2021-11-07 01:24:25,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:24:25,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:24:25,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:24:25,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:24:25,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:24:25,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:24:25" (1/1) ... [2021-11-07 01:24:25,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e67e29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:25, skipping insertion in model container [2021-11-07 01:24:25,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:24:25" (1/1) ... [2021-11-07 01:24:25,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:24:25,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:24:25,739 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2021-11-07 01:24:25,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:24:25,780 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 01:24:25,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1769fdc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:25, skipping insertion in model container [2021-11-07 01:24:25,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:24:25,781 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:24:25,784 INFO L168 Benchmark]: Toolchain (without parser) took 445.36 ms. Allocated memory is still 92.3 MB. Free memory was 71.7 MB in the beginning and 65.5 MB in the end (delta: 6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:25,785 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:24:25,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.61 ms. Allocated memory is still 92.3 MB. Free memory was 71.4 MB in the beginning and 65.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:25,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 442.61 ms. Allocated memory is still 92.3 MB. Free memory was 71.4 MB in the beginning and 65.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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 b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:24:28,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:24:28,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:24:28,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:24:28,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:24:28,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:24:28,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:24:28,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:24:28,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:24:28,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:24:28,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:24:28,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:24:28,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:24:28,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:24:28,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:24:28,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:24:28,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:24:28,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:24:28,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:24:28,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:24:28,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:24:28,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:24:28,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:24:28,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:24:28,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:24:28,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:24:28,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:24:28,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:24:28,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:24:28,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:24:28,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:24:28,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:24:28,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:24:28,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:24:28,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:24:28,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:24:28,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:24:28,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:24:28,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:24:28,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:24:28,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:24:28,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:24:28,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:24:28,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:24:28,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:24:28,474 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:24:28,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:24:28,475 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:24:28,475 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:24:28,475 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:24:28,475 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:24:28,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:24:28,478 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:24:28,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:24:28,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:24:28,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:24:28,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:24:28,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:24:28,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:24:28,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:24:28,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:24:28,481 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:24:28,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:24:28,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:24:28,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:24:28,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:24:28,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:24:28,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:24:28,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:24:28,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:24:28,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:24:28,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:24:28,484 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:24:28,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:24:28,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:24:28,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:24:28,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:24:28,486 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f [2021-11-07 01:24:28,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:24:28,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:24:28,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:24:28,919 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:24:28,920 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:24:28,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-11-07 01:24:29,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/0f989fe6b/3694d50339144a01bf997058ebe8e377/FLAGb3a8e5fb2 [2021-11-07 01:24:29,809 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:24:29,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-11-07 01:24:29,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/0f989fe6b/3694d50339144a01bf997058ebe8e377/FLAGb3a8e5fb2 [2021-11-07 01:24:30,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/data/0f989fe6b/3694d50339144a01bf997058ebe8e377 [2021-11-07 01:24:30,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:24:30,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:24:30,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:24:30,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:24:30,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:24:30,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22047f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30, skipping insertion in model container [2021-11-07 01:24:30,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:24:30,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:24:30,447 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2021-11-07 01:24:30,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:24:30,466 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:24:30,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:24:30,539 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2021-11-07 01:24:30,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:24:30,547 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:24:30,628 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_550a953b-6943-4cc5-9ba4-ec16ae2301f4/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2021-11-07 01:24:30,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:24:30,678 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:24:30,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30 WrapperNode [2021-11-07 01:24:30,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:24:30,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:24:30,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:24:30,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:24:30,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:24:30,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:24:30,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:24:30,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:24:30,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:24:30,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:24:30,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:24:30,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:24:30,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (1/1) ... [2021-11-07 01:24:30,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:24:30,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:24:30,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:24:30,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:24:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:24:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:24:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:24:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:24:33,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:24:33,707 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-11-07 01:24:33,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:24:33 BoogieIcfgContainer [2021-11-07 01:24:33,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:24:33,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:24:33,713 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:24:33,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:24:33,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:24:30" (1/3) ... [2021-11-07 01:24:33,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0c929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:24:33, skipping insertion in model container [2021-11-07 01:24:33,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:24:30" (2/3) ... [2021-11-07 01:24:33,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0c929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:24:33, skipping insertion in model container [2021-11-07 01:24:33,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:24:33" (3/3) ... [2021-11-07 01:24:33,722 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2021-11-07 01:24:33,729 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:24:33,729 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:24:33,805 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:24:33,816 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 01:24:33,816 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:24:33,855 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 01:24:33,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:24:33,866 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:33,867 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 01:24:33,868 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 01:24:33,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:33,879 INFO L85 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-11-07 01:24:33,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:33,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [366752973] [2021-11-07 01:24:33,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:33,904 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:33,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:33,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:33,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:24:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:34,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:24:34,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:34,272 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 01:24:34,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:34,344 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 01:24:34,345 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:34,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [366752973] [2021-11-07 01:24:34,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [366752973] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:34,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:34,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:24:34,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782304872] [2021-11-07 01:24:34,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:24:34,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:34,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:24:34,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:24:34,377 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 01:24:34,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:34,436 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-11-07 01:24:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:24:34,438 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 01:24:34,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:34,457 INFO L225 Difference]: With dead ends: 211 [2021-11-07 01:24:34,457 INFO L226 Difference]: Without dead ends: 105 [2021-11-07 01:24:34,462 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 01:24:34,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-07 01:24:34,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-07 01:24:34,530 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 01:24:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-11-07 01:24:34,538 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-11-07 01:24:34,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:34,539 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-11-07 01:24:34,539 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 01:24:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-11-07 01:24:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:24:34,543 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:34,543 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 01:24:34,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:24:34,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:34,757 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 01:24:34,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:34,758 INFO L85 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-11-07 01:24:34,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:34,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [598069388] [2021-11-07 01:24:34,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:34,759 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:34,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:34,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:34,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:24:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:34,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:24:34,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:35,033 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 01:24:35,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:35,104 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 01:24:35,104 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:35,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [598069388] [2021-11-07 01:24:35,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [598069388] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:35,105 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:35,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:24:35,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582451979] [2021-11-07 01:24:35,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:24:35,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:35,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:24:35,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:24:35,112 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 01:24:35,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:35,138 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-11-07 01:24:35,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:24:35,139 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 01:24:35,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:35,141 INFO L225 Difference]: With dead ends: 105 [2021-11-07 01:24:35,141 INFO L226 Difference]: Without dead ends: 45 [2021-11-07 01:24:35,143 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 01:24:35,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-07 01:24:35,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-07 01:24:35,149 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 01:24:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-11-07 01:24:35,150 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-11-07 01:24:35,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:35,151 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-11-07 01:24:35,151 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 01:24:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-11-07 01:24:35,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:24:35,152 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:35,152 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 01:24:35,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:24:35,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:35,365 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 01:24:35,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:35,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-11-07 01:24:35,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:35,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193652721] [2021-11-07 01:24:35,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:35,367 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:35,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:35,369 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:35,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:24:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:35,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:24:35,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:35,646 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 01:24:35,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:35,723 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 01:24:35,723 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:35,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193652721] [2021-11-07 01:24:35,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [193652721] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:35,724 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:35,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:24:35,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224443147] [2021-11-07 01:24:35,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:24:35,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:35,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:24:35,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:24:35,726 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 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 01:24:35,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:35,760 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-11-07 01:24:35,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:24:35,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 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 24 [2021-11-07 01:24:35,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:35,762 INFO L225 Difference]: With dead ends: 83 [2021-11-07 01:24:35,762 INFO L226 Difference]: Without dead ends: 45 [2021-11-07 01:24:35,763 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 01:24:35,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-07 01:24:35,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-07 01:24:35,770 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 01:24:35,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-11-07 01:24:35,771 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-11-07 01:24:35,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:35,771 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-11-07 01:24:35,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 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 01:24:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-11-07 01:24:35,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:24:35,773 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:35,774 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 01:24:35,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:24:35,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:35,987 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 01:24:35,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:35,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-11-07 01:24:35,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:35,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [661045658] [2021-11-07 01:24:35,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:35,990 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:35,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:35,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:36,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:24:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:36,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:24:36,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:36,334 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 01:24:36,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:36,435 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 01:24:36,435 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:36,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [661045658] [2021-11-07 01:24:36,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [661045658] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:36,436 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:36,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:24:36,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68845643] [2021-11-07 01:24:36,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:24:36,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:36,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:24:36,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:24:36,438 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 01:24:36,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:36,576 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-11-07 01:24:36,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:24:36,577 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 01:24:36,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:36,581 INFO L225 Difference]: With dead ends: 207 [2021-11-07 01:24:36,582 INFO L226 Difference]: Without dead ends: 169 [2021-11-07 01:24:36,583 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 01:24:36,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-11-07 01:24:36,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-11-07 01:24:36,612 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 01:24:36,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-11-07 01:24:36,613 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-11-07 01:24:36,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:36,614 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-11-07 01:24:36,615 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 01:24:36,615 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-11-07 01:24:36,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:24:36,618 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:36,618 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 01:24:36,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:24:36,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:36,831 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 01:24:36,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:36,832 INFO L85 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-11-07 01:24:36,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:36,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996561400] [2021-11-07 01:24:36,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:36,834 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:36,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:36,835 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:36,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:24:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:37,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:24:37,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:37,174 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 01:24:37,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:37,272 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 01:24:37,272 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:37,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1996561400] [2021-11-07 01:24:37,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1996561400] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:37,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:37,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:24:37,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243482317] [2021-11-07 01:24:37,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:24:37,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:37,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:24:37,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:24:37,280 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 01:24:37,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:37,413 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-11-07 01:24:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:24:37,413 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 01:24:37,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:37,414 INFO L225 Difference]: With dead ends: 176 [2021-11-07 01:24:37,414 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:24:37,415 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 01:24:37,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:24:37,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:24:37,416 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 01:24:37,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:24:37,416 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-11-07 01:24:37,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:37,416 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:24:37,417 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 01:24:37,417 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:24:37,417 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:24:37,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:24:37,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:24:37,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:24:37,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:24:37,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:37,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:24:37,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:37,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:24:38,110 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,110 INFO L857 garLoopResultBuilder]: For program point L762-1(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,110 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,110 INFO L857 garLoopResultBuilder]: For program point L762-2(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,110 INFO L857 garLoopResultBuilder]: For program point L663(lines 662 709) no Hoare annotation was computed. [2021-11-07 01:24:38,111 INFO L857 garLoopResultBuilder]: For program point L762-3(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,111 INFO L857 garLoopResultBuilder]: For program point L762-4(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,111 INFO L857 garLoopResultBuilder]: For program point L762-5(lines 762 779) no Hoare annotation was computed. [2021-11-07 01:24:38,111 INFO L853 garLoopResultBuilder]: At program point L730(lines 729 748) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,111 INFO L857 garLoopResultBuilder]: For program point L730-1(lines 730 736) no Hoare annotation was computed. [2021-11-07 01:24:38,111 INFO L857 garLoopResultBuilder]: For program point L664(lines 664 668) no Hoare annotation was computed. [2021-11-07 01:24:38,112 INFO L853 garLoopResultBuilder]: At program point L730-2(lines 729 748) the Hoare annotation is: false [2021-11-07 01:24:38,112 INFO L853 garLoopResultBuilder]: At program point L730-3(lines 729 748) the Hoare annotation is: false [2021-11-07 01:24:38,112 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 466 480) the Hoare annotation is: false [2021-11-07 01:24:38,112 INFO L857 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2021-11-07 01:24:38,112 INFO L857 garLoopResultBuilder]: For program point L930(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,112 INFO L857 garLoopResultBuilder]: For program point L930-1(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,112 INFO L857 garLoopResultBuilder]: For program point L930-2(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,112 INFO L857 garLoopResultBuilder]: For program point L766(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L766-1(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L700(lines 700 704) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L766-3(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 730 736) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L766-4(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L766-5(lines 766 774) no Hoare annotation was computed. [2021-11-07 01:24:38,113 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 572) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L857 garLoopResultBuilder]: For program point L568-3(lines 568 572) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L857 garLoopResultBuilder]: For program point L568-6(lines 568 572) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L857 garLoopResultBuilder]: For program point L470-1(lines 730 736) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,114 INFO L853 garLoopResultBuilder]: At program point L737(lines 737 743) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,114 INFO L853 garLoopResultBuilder]: At program point L737-1(lines 737 743) the Hoare annotation is: false [2021-11-07 01:24:38,114 INFO L853 garLoopResultBuilder]: At program point L737-2(lines 737 743) the Hoare annotation is: false [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605(lines 600 608) the Hoare annotation is: false [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605-1(lines 600 608) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605-2(lines 600 608) the Hoare annotation is: false [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605-3(lines 600 608) the Hoare annotation is: false [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605-4(lines 600 608) the Hoare annotation is: false [2021-11-07 01:24:38,115 INFO L853 garLoopResultBuilder]: At program point L605-5(lines 600 608) the Hoare annotation is: false [2021-11-07 01:24:38,116 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 678) no Hoare annotation was computed. [2021-11-07 01:24:38,116 INFO L853 garLoopResultBuilder]: At program point L672-1(lines 672 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,116 INFO L853 garLoopResultBuilder]: At program point L441(lines 1 972) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,116 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 550) no Hoare annotation was computed. [2021-11-07 01:24:38,116 INFO L860 garLoopResultBuilder]: At program point L543-1(lines 543 550) the Hoare annotation is: true [2021-11-07 01:24:38,116 INFO L857 garLoopResultBuilder]: For program point L907(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,116 INFO L857 garLoopResultBuilder]: For program point L907-2(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,116 INFO L857 garLoopResultBuilder]: For program point L907-3(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-5(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-6(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-8(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-9(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-11(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-12(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-14(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-15(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,117 INFO L857 garLoopResultBuilder]: For program point L907-17(lines 907 911) no Hoare annotation was computed. [2021-11-07 01:24:38,119 INFO L853 garLoopResultBuilder]: At program point L941(lines 936 943) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,119 INFO L853 garLoopResultBuilder]: At program point L710(lines 661 711) the Hoare annotation is: false [2021-11-07 01:24:38,120 INFO L853 garLoopResultBuilder]: At program point L646(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,120 INFO L853 garLoopResultBuilder]: At program point L646-1(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,120 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 584) no Hoare annotation was computed. [2021-11-07 01:24:38,120 INFO L853 garLoopResultBuilder]: At program point L646-2(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,120 INFO L853 garLoopResultBuilder]: At program point L646-3(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,120 INFO L853 garLoopResultBuilder]: At program point L646-4(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,121 INFO L853 garLoopResultBuilder]: At program point L646-5(lines 641 649) the Hoare annotation is: false [2021-11-07 01:24:38,121 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,121 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:24:38,121 INFO L853 garLoopResultBuilder]: At program point L913(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,122 INFO L853 garLoopResultBuilder]: At program point L913-1(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,122 INFO L853 garLoopResultBuilder]: At program point L913-2(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,122 INFO L853 garLoopResultBuilder]: At program point L913-3(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,122 INFO L853 garLoopResultBuilder]: At program point L913-4(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,122 INFO L853 garLoopResultBuilder]: At program point L913-5(lines 898 916) the Hoare annotation is: false [2021-11-07 01:24:38,123 INFO L857 garLoopResultBuilder]: For program point L682(lines 682 688) no Hoare annotation was computed. [2021-11-07 01:24:38,123 INFO L853 garLoopResultBuilder]: At program point L682-1(lines 682 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,123 INFO L853 garLoopResultBuilder]: At program point L517(lines 513 519) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,123 INFO L853 garLoopResultBuilder]: At program point L849(lines 842 852) the Hoare annotation is: false [2021-11-07 01:24:38,123 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 842 852) the Hoare annotation is: false [2021-11-07 01:24:38,124 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 842 852) the Hoare annotation is: false [2021-11-07 01:24:38,124 INFO L860 garLoopResultBuilder]: At program point L552(lines 533 555) the Hoare annotation is: true [2021-11-07 01:24:38,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:24:38,124 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 969) no Hoare annotation was computed. [2021-11-07 01:24:38,124 INFO L853 garLoopResultBuilder]: At program point L952-1(lines 1 972) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:24:38,124 INFO L857 garLoopResultBuilder]: For program point L952-2(lines 952 969) no Hoare annotation was computed. [2021-11-07 01:24:38,125 INFO L853 garLoopResultBuilder]: At program point L952-3(lines 1 972) the Hoare annotation is: false [2021-11-07 01:24:38,125 INFO L857 garLoopResultBuilder]: For program point L952-4(lines 952 969) no Hoare annotation was computed. [2021-11-07 01:24:38,125 INFO L853 garLoopResultBuilder]: At program point L952-5(lines 1 972) the Hoare annotation is: false [2021-11-07 01:24:38,125 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:24:38,125 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 805) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L788-1(lines 788 805) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L788-2(lines 788 805) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 966) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L956-2(lines 956 966) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L956-4(lines 956 966) no Hoare annotation was computed. [2021-11-07 01:24:38,126 INFO L857 garLoopResultBuilder]: For program point L692(lines 692 705) no Hoare annotation was computed. [2021-11-07 01:24:38,127 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:24:38,127 INFO L857 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2021-11-07 01:24:38,127 INFO L857 garLoopResultBuilder]: For program point L957-2(lines 957 963) no Hoare annotation was computed. [2021-11-07 01:24:38,127 INFO L853 garLoopResultBuilder]: At program point L858(lines 853 861) 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 01:24:38,127 INFO L853 garLoopResultBuilder]: At program point L858-1(lines 853 861) the Hoare annotation is: false [2021-11-07 01:24:38,128 INFO L857 garLoopResultBuilder]: For program point L957-4(lines 957 963) no Hoare annotation was computed. [2021-11-07 01:24:38,128 INFO L857 garLoopResultBuilder]: For program point L792(lines 792 800) no Hoare annotation was computed. [2021-11-07 01:24:38,128 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2021-11-07 01:24:38,128 INFO L853 garLoopResultBuilder]: At program point L858-2(lines 853 861) the Hoare annotation is: false [2021-11-07 01:24:38,128 INFO L857 garLoopResultBuilder]: For program point L792-1(lines 792 800) no Hoare annotation was computed. [2021-11-07 01:24:38,128 INFO L857 garLoopResultBuilder]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2021-11-07 01:24:38,132 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 01:24:38,133 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:24:38,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:24:38 BoogieIcfgContainer [2021-11-07 01:24:38,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:24:38,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:24:38,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:24:38,151 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:24:38,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:24:33" (3/4) ... [2021-11-07 01:24:38,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:24:38,174 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:24:38,175 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:24:38,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:24:38,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:24:38,178 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:24:38,179 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:24:38,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:24:38,211 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:24:38,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:24:38,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:24:38,265 INFO L168 Benchmark]: Toolchain (without parser) took 8205.97 ms. Allocated memory was 60.8 MB in the beginning and 98.6 MB in the end (delta: 37.7 MB). Free memory was 38.9 MB in the beginning and 52.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,265 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:24:38,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.65 ms. Allocated memory is still 60.8 MB. Free memory was 38.7 MB in the beginning and 29.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.47 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 29.6 MB in the beginning and 62.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,267 INFO L168 Benchmark]: Boogie Preprocessor took 71.28 ms. Allocated memory is still 79.7 MB. Free memory was 62.5 MB in the beginning and 59.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,267 INFO L168 Benchmark]: RCFGBuilder took 2834.03 ms. Allocated memory is still 79.7 MB. Free memory was 59.6 MB in the beginning and 58.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,267 INFO L168 Benchmark]: TraceAbstraction took 4436.91 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 58.1 MB in the beginning and 61.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 43.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,268 INFO L168 Benchmark]: Witness Printer took 113.02 ms. Allocated memory is still 98.6 MB. Free memory was 61.7 MB in the beginning and 52.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:24:38,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 618.65 ms. Allocated memory is still 60.8 MB. Free memory was 38.7 MB in the beginning and 29.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.47 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 29.6 MB in the beginning and 62.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.28 ms. Allocated memory is still 79.7 MB. Free memory was 62.5 MB in the beginning and 59.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2834.03 ms. Allocated memory is still 79.7 MB. Free memory was 59.6 MB in the beginning and 58.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4436.91 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 58.1 MB in the beginning and 61.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 43.0 MB. Max. memory is 16.1 GB. * Witness Printer took 113.02 ms. Allocated memory is still 98.6 MB. Free memory was 61.7 MB in the beginning and 52.7 MB in the end (delta: 8.9 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: 930]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 930]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 930]: 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: 4.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 403 SDslu, 369 SDs, 0 SdLazy, 62 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s 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, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 155 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1154 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 180 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 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: 444]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:24:38,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550a953b-6943-4cc5-9ba4-ec16ae2301f4/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