./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE --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 3a50ab67253fae5e7df12ea55c13381683a6e4b8bfd8fa581a9bc2339e4a05ad ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE --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 3a50ab67253fae5e7df12ea55c13381683a6e4b8bfd8fa581a9bc2339e4a05ad ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:12:43,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:12:43,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:12:43,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:12:43,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:12:43,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:12:43,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:12:43,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:12:43,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:12:43,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:12:43,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:12:43,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:12:43,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:12:43,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:12:43,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:12:43,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:12:43,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:12:43,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:12:43,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:12:43,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:12:43,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:12:43,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:12:43,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:12:43,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:12:43,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:12:43,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:12:43,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:12:43,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:12:43,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:12:43,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:12:43,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:12:43,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:12:44,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:12:44,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:12:44,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:12:44,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:12:44,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:12:44,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:12:44,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:12:44,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:12:44,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:12:44,010 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:12:44,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:12:44,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:12:44,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:12:44,059 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:12:44,059 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:12:44,059 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:12:44,060 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:12:44,060 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:12:44,060 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:12:44,060 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:12:44,062 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:12:44,062 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:12:44,062 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:12:44,063 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:12:44,063 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:12:44,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:12:44,064 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:12:44,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:12:44,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:12:44,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:12:44,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:12:44,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:12:44,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:12:44,066 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:12:44,066 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:12:44,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:12:44,067 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:12:44,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:12:44,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:12:44,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:12:44,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:12:44,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:12:44,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:12:44,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:12:44,069 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:12:44,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:12:44,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:12:44,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:12:44,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:12:44,070 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_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a50ab67253fae5e7df12ea55c13381683a6e4b8bfd8fa581a9bc2339e4a05ad [2021-10-24 11:12:44,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:12:44,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:12:44,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:12:44,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:12:44,415 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:12:44,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2021-10-24 11:12:44,498 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b6cafdb49/dd01c45a6c7c4b7cacf2ed064ff96da4/FLAGcb3ab7423 [2021-10-24 11:12:45,043 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:12:45,045 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2021-10-24 11:12:45,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b6cafdb49/dd01c45a6c7c4b7cacf2ed064ff96da4/FLAGcb3ab7423 [2021-10-24 11:12:45,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b6cafdb49/dd01c45a6c7c4b7cacf2ed064ff96da4 [2021-10-24 11:12:45,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:12:45,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:12:45,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:12:45,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:12:45,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:12:45,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:45" (1/1) ... [2021-10-24 11:12:45,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b93c604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:45, skipping insertion in model container [2021-10-24 11:12:45,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:45" (1/1) ... [2021-10-24 11:12:45,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:12:45,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:12:45,701 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_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c[13476,13489] [2021-10-24 11:12:45,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:12:45,794 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 11:12:45,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@640f28fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:45, skipping insertion in model container [2021-10-24 11:12:45,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:12:45,796 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:12:45,799 INFO L168 Benchmark]: Toolchain (without parser) took 464.73 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.2 MB in the beginning and 83.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:45,801 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 57.5 MB in the beginning and 57.5 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:12:45,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.80 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.0 MB in the beginning and 83.3 MB in the end (delta: -31.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:45,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 57.5 MB in the beginning and 57.5 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.80 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.0 MB in the beginning and 83.3 MB in the end (delta: -31.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 246]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:12:48,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:12:48,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:12:48,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:12:48,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:12:48,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:12:48,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:12:48,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:12:48,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:12:48,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:12:48,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:12:48,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:12:48,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:12:48,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:12:48,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:12:48,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:12:48,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:12:48,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:12:48,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:12:48,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:12:48,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:12:48,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:12:48,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:12:48,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:12:48,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:12:48,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:12:48,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:12:48,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:12:48,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:12:48,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:12:48,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:12:48,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:12:48,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:12:48,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:12:48,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:12:48,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:12:48,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:12:48,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:12:48,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:12:48,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:12:48,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:12:48,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:12:48,291 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:12:48,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:12:48,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:12:48,293 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:12:48,294 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:12:48,294 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:12:48,294 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:12:48,294 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:12:48,294 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:12:48,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:12:48,297 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:12:48,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:12:48,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:12:48,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:12:48,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:12:48,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:12:48,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:12:48,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:12:48,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:12:48,299 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:12:48,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:12:48,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:12:48,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:12:48,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:12:48,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:12:48,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:12:48,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:12:48,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:12:48,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:12:48,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:12:48,301 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:12:48,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:12:48,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:12:48,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:12:48,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:12:48,303 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_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a50ab67253fae5e7df12ea55c13381683a6e4b8bfd8fa581a9bc2339e4a05ad [2021-10-24 11:12:48,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:12:48,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:12:48,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:12:48,728 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:12:48,729 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:12:48,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2021-10-24 11:12:48,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b4511179c/b6cfb8f0b9f64914bdde30013d18881e/FLAG0587dec75 [2021-10-24 11:12:49,473 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:12:49,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2021-10-24 11:12:49,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b4511179c/b6cfb8f0b9f64914bdde30013d18881e/FLAG0587dec75 [2021-10-24 11:12:49,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/data/b4511179c/b6cfb8f0b9f64914bdde30013d18881e [2021-10-24 11:12:49,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:12:49,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:12:49,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:12:49,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:12:49,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:12:49,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:49" (1/1) ... [2021-10-24 11:12:49,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1defe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:49, skipping insertion in model container [2021-10-24 11:12:49,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:12:49" (1/1) ... [2021-10-24 11:12:49,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:12:49,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:12:50,216 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_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c[13476,13489] [2021-10-24 11:12:50,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:12:50,311 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 11:12:50,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:12:50,414 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_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c[13476,13489] [2021-10-24 11:12:50,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:12:50,460 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:12:50,540 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_6df58c07-8df2-4205-9af3-632c95b26292/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c[13476,13489] [2021-10-24 11:12:50,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:12:50,602 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:12:50,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50 WrapperNode [2021-10-24 11:12:50,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:12:50,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:12:50,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:12:50,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:12:50,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:12:50,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:12:50,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:12:50,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:12:50,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:12:50,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:12:50,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:12:50,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:12:50,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (1/1) ... [2021-10-24 11:12:50,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:12:50,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:12:50,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:12:50,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:12:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:12:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:12:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:12:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:12:53,142 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:12:53,142 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-24 11:12:53,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:12:53 BoogieIcfgContainer [2021-10-24 11:12:53,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:12:53,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:12:53,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:12:53,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:12:53,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:12:49" (1/3) ... [2021-10-24 11:12:53,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdc549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:12:53, skipping insertion in model container [2021-10-24 11:12:53,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:12:50" (2/3) ... [2021-10-24 11:12:53,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdc549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:12:53, skipping insertion in model container [2021-10-24 11:12:53,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:12:53" (3/3) ... [2021-10-24 11:12:53,152 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22.cil.c [2021-10-24 11:12:53,157 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:12:53,157 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 11:12:53,209 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 11:12:53,222 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 [2021-10-24 11:12:53,222 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 11:12:53,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:53,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 11:12:53,246 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:12:53,247 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:12:53,248 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:12:53,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:12:53,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-24 11:12:53,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:12:53,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471060974] [2021-10-24 11:12:53,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:12:53,279 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:12:53,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:12:53,288 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:12:53,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 11:12:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:12:53,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 11:12:53,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:12:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:53,657 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:12:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:53,717 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:12:53,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471060974] [2021-10-24 11:12:53,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471060974] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:12:53,718 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:12:53,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 11:12:53,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819967396] [2021-10-24 11:12:53,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 11:12:53,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:12:53,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 11:12:53,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:12:53,741 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:53,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:12:53,792 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-24 11:12:53,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 11:12:53,793 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 11:12:53,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:12:53,806 INFO L225 Difference]: With dead ends: 204 [2021-10-24 11:12:53,806 INFO L226 Difference]: Without dead ends: 101 [2021-10-24 11:12:53,810 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:12:53,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-24 11:12:53,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-24 11:12:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-24 11:12:53,869 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-24 11:12:53,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:12:53,869 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-24 11:12:53,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-24 11:12:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-24 11:12:53,873 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:12:53,873 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:12:53,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-24 11:12:54,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:12:54,085 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:12:54,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:12:54,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-24 11:12:54,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:12:54,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [967088748] [2021-10-24 11:12:54,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:12:54,087 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:12:54,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:12:54,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:12:54,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 11:12:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:12:54,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 11:12:54,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:12:54,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:54,324 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:12:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:54,377 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:12:54,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [967088748] [2021-10-24 11:12:54,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [967088748] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:12:54,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:12:54,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 11:12:54,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672485318] [2021-10-24 11:12:54,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 11:12:54,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:12:54,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 11:12:54,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:12:54,381 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:54,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:12:54,395 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-24 11:12:54,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 11:12:54,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-24 11:12:54,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:12:54,397 INFO L225 Difference]: With dead ends: 101 [2021-10-24 11:12:54,397 INFO L226 Difference]: Without dead ends: 43 [2021-10-24 11:12:54,398 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:12:54,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-24 11:12:54,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-24 11:12:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-24 11:12:54,404 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-24 11:12:54,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:12:54,405 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-24 11:12:54,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-24 11:12:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-24 11:12:54,407 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:12:54,407 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:12:54,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 11:12:54,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:12:54,619 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:12:54,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:12:54,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-24 11:12:54,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:12:54,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1264348577] [2021-10-24 11:12:54,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:12:54,621 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:12:54,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:12:54,623 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:12:54,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 11:12:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:12:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 11:12:54,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:12:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:54,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:12:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:55,034 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:12:55,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1264348577] [2021-10-24 11:12:55,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1264348577] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:12:55,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:12:55,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 11:12:55,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381428590] [2021-10-24 11:12:55,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 11:12:55,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:12:55,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 11:12:55,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:12:55,038 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:12:55,078 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-24 11:12:55,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 11:12:55,079 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-24 11:12:55,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:12:55,080 INFO L225 Difference]: With dead ends: 80 [2021-10-24 11:12:55,080 INFO L226 Difference]: Without dead ends: 43 [2021-10-24 11:12:55,080 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:12:55,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-24 11:12:55,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-24 11:12:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-24 11:12:55,092 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-24 11:12:55,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:12:55,092 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-24 11:12:55,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-24 11:12:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 11:12:55,096 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:12:55,096 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:12:55,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 11:12:55,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:12:55,312 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:12:55,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:12:55,313 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-24 11:12:55,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:12:55,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1661332814] [2021-10-24 11:12:55,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:12:55,327 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:12:55,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:12:55,329 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:12:55,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 11:12:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:12:55,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 11:12:55,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:12:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:55,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:12:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:55,785 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:12:55,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1661332814] [2021-10-24 11:12:55,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1661332814] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:12:55,786 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:12:55,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 11:12:55,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578322041] [2021-10-24 11:12:55,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 11:12:55,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:12:55,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 11:12:55,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 11:12:55,788 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:12:55,893 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-24 11:12:55,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 11:12:55,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-24 11:12:55,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:12:55,895 INFO L225 Difference]: With dead ends: 204 [2021-10-24 11:12:55,895 INFO L226 Difference]: Without dead ends: 167 [2021-10-24 11:12:55,896 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 55.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 11:12:55,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-24 11:12:55,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-24 11:12:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-24 11:12:55,910 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-24 11:12:55,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:12:55,910 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-24 11:12:55,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-24 11:12:55,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-24 11:12:55,912 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:12:55,912 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:12:55,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 11:12:56,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:12:56,132 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:12:56,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:12:56,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2021-10-24 11:12:56,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:12:56,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98696491] [2021-10-24 11:12:56,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:12:56,134 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:12:56,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:12:56,135 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:12:56,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 11:12:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:12:56,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 11:12:56,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:12:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:56,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:12:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:12:56,546 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:12:56,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98696491] [2021-10-24 11:12:56,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98696491] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:12:56,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:12:56,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 11:12:56,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435764661] [2021-10-24 11:12:56,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 11:12:56,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:12:56,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 11:12:56,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 11:12:56,548 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:56,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:12:56,647 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-24 11:12:56,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 11:12:56,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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 25 [2021-10-24 11:12:56,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:12:56,648 INFO L225 Difference]: With dead ends: 174 [2021-10-24 11:12:56,648 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 11:12:56,650 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 11:12:56,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 11:12:56,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 11:12:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:56,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 11:12:56,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-24 11:12:56,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:12:56,651 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 11:12:56,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:12:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 11:12:56,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 11:12:56,653 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:12:56,654 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:12:56,654 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:12:56,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 11:12:56,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:12:56,856 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 11:12:56,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:56,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:12:57,278 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,278 INFO L853 garLoopResultBuilder]: At program point L696(lines 695 714) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,279 INFO L857 garLoopResultBuilder]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L696-2(lines 695 714) the Hoare annotation is: false [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L696-3(lines 695 714) the Hoare annotation is: false [2021-10-24 11:12:57,279 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L862(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L862-1(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,279 INFO L853 garLoopResultBuilder]: At program point L862-2(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,280 INFO L853 garLoopResultBuilder]: At program point L862-3(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,280 INFO L853 garLoopResultBuilder]: At program point L862-4(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,280 INFO L853 garLoopResultBuilder]: At program point L862-5(lines 847 865) the Hoare annotation is: false [2021-10-24 11:12:57,280 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 109) no Hoare annotation was computed. [2021-10-24 11:12:57,280 INFO L857 garLoopResultBuilder]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2021-10-24 11:12:57,280 INFO L857 garLoopResultBuilder]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2021-10-24 11:12:57,280 INFO L853 garLoopResultBuilder]: At program point L798(lines 791 801) the Hoare annotation is: false [2021-10-24 11:12:57,280 INFO L853 garLoopResultBuilder]: At program point L798-1(lines 791 801) the Hoare annotation is: false [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L853 garLoopResultBuilder]: At program point L798-2(lines 791 801) the Hoare annotation is: false [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732-1(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732-3(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732-4(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L732-5(lines 732 740) no Hoare annotation was computed. [2021-10-24 11:12:57,281 INFO L857 garLoopResultBuilder]: For program point L204(lines 204 211) no Hoare annotation was computed. [2021-10-24 11:12:57,282 INFO L860 garLoopResultBuilder]: At program point L204-1(lines 204 211) the Hoare annotation is: true [2021-10-24 11:12:57,282 INFO L853 garLoopResultBuilder]: At program point L933(lines 884 934) the Hoare annotation is: false [2021-10-24 11:12:57,282 INFO L857 garLoopResultBuilder]: For program point L603(lines 603 607) no Hoare annotation was computed. [2021-10-24 11:12:57,282 INFO L857 garLoopResultBuilder]: For program point L603-3(lines 603 607) no Hoare annotation was computed. [2021-10-24 11:12:57,282 INFO L857 garLoopResultBuilder]: For program point L603-6(lines 603 607) no Hoare annotation was computed. [2021-10-24 11:12:57,282 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 940) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,282 INFO L853 garLoopResultBuilder]: At program point L703(lines 703 709) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L703-1(lines 703 709) the Hoare annotation is: false [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L703-2(lines 703 709) the Hoare annotation is: false [2021-10-24 11:12:57,283 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L640(lines 635 643) the Hoare annotation is: false [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L640-1(lines 635 643) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2021-10-24 11:12:57,283 INFO L853 garLoopResultBuilder]: At program point L640-3(lines 635 643) the Hoare annotation is: false [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L640-4(lines 635 643) the Hoare annotation is: false [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L640-5(lines 635 643) the Hoare annotation is: false [2021-10-24 11:12:57,284 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 911) no Hoare annotation was computed. [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L905-1(lines 905 911) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L807(lines 802 810) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L807-1(lines 802 810) the Hoare annotation is: false [2021-10-24 11:12:57,284 INFO L853 garLoopResultBuilder]: At program point L807-2(lines 802 810) the Hoare annotation is: false [2021-10-24 11:12:57,285 INFO L860 garLoopResultBuilder]: At program point L213(lines 194 216) the Hoare annotation is: true [2021-10-24 11:12:57,285 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 182) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,285 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,285 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 11:12:57,285 INFO L853 garLoopResultBuilder]: At program point L681(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,285 INFO L853 garLoopResultBuilder]: At program point L681-1(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,285 INFO L857 garLoopResultBuilder]: For program point L615(lines 615 619) no Hoare annotation was computed. [2021-10-24 11:12:57,285 INFO L853 garLoopResultBuilder]: At program point L681-2(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,286 INFO L853 garLoopResultBuilder]: At program point L681-3(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,286 INFO L853 garLoopResultBuilder]: At program point L681-4(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,286 INFO L853 garLoopResultBuilder]: At program point L681-5(lines 676 684) the Hoare annotation is: false [2021-10-24 11:12:57,286 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 928) no Hoare annotation was computed. [2021-10-24 11:12:57,286 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 11:12:57,286 INFO L857 garLoopResultBuilder]: For program point L588(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,286 INFO L857 garLoopResultBuilder]: For program point L588-1(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,286 INFO L857 garLoopResultBuilder]: For program point L588-2(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,288 INFO L857 garLoopResultBuilder]: For program point L886(lines 885 932) no Hoare annotation was computed. [2021-10-24 11:12:57,288 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 771) no Hoare annotation was computed. [2021-10-24 11:12:57,288 INFO L857 garLoopResultBuilder]: For program point L754-1(lines 754 771) no Hoare annotation was computed. [2021-10-24 11:12:57,289 INFO L857 garLoopResultBuilder]: For program point L754-2(lines 754 771) no Hoare annotation was computed. [2021-10-24 11:12:57,289 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 11:12:57,289 INFO L857 garLoopResultBuilder]: For program point L887(lines 887 891) no Hoare annotation was computed. [2021-10-24 11:12:57,289 INFO L853 garLoopResultBuilder]: At program point L129-2(lines 129 143) the Hoare annotation is: false [2021-10-24 11:12:57,289 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,289 INFO L857 garLoopResultBuilder]: For program point L856-2(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-3(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-5(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-6(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-8(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-9(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,290 INFO L857 garLoopResultBuilder]: For program point L856-11(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L856-12(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L856-14(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L856-15(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L856-17(lines 856 860) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2021-10-24 11:12:57,291 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 927) no Hoare annotation was computed. [2021-10-24 11:12:57,292 INFO L853 garLoopResultBuilder]: At program point L923-2(lines 696 702) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,292 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 766) no Hoare annotation was computed. [2021-10-24 11:12:57,292 INFO L857 garLoopResultBuilder]: For program point L758-1(lines 758 766) no Hoare annotation was computed. [2021-10-24 11:12:57,292 INFO L857 garLoopResultBuilder]: For program point L758-2(lines 758 766) no Hoare annotation was computed. [2021-10-24 11:12:57,292 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 11:12:57,292 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 588) no Hoare annotation was computed. [2021-10-24 11:12:57,293 INFO L857 garLoopResultBuilder]: For program point L627(lines 627 631) no Hoare annotation was computed. [2021-10-24 11:12:57,293 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 112) no Hoare annotation was computed. [2021-10-24 11:12:57,293 INFO L853 garLoopResultBuilder]: At program point L99-1(lines 1 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:12:57,293 INFO L857 garLoopResultBuilder]: For program point L99-2(lines 99 112) no Hoare annotation was computed. [2021-10-24 11:12:57,293 INFO L853 garLoopResultBuilder]: At program point L99-3(lines 1 940) the Hoare annotation is: false [2021-10-24 11:12:57,293 INFO L857 garLoopResultBuilder]: For program point L99-4(lines 99 112) no Hoare annotation was computed. [2021-10-24 11:12:57,294 INFO L853 garLoopResultBuilder]: At program point L99-5(lines 1 940) the Hoare annotation is: false [2021-10-24 11:12:57,294 INFO L857 garLoopResultBuilder]: For program point L133(lines 133 137) no Hoare annotation was computed. [2021-10-24 11:12:57,294 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 696 702) no Hoare annotation was computed. [2021-10-24 11:12:57,294 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,294 INFO L857 garLoopResultBuilder]: For program point L728-1(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,294 INFO L857 garLoopResultBuilder]: For program point L728-2(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,295 INFO L857 garLoopResultBuilder]: For program point L728-3(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,295 INFO L857 garLoopResultBuilder]: For program point L728-4(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,295 INFO L857 garLoopResultBuilder]: For program point L728-5(lines 728 745) no Hoare annotation was computed. [2021-10-24 11:12:57,299 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 11:12:57,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:12:57 BoogieIcfgContainer [2021-10-24 11:12:57,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:12:57,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:12:57,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:12:57,314 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:12:57,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:12:53" (3/4) ... [2021-10-24 11:12:57,318 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:12:57,334 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 11:12:57,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 11:12:57,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 11:12:57,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 11:12:57,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 11:12:57,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:12:57,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:12:57,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 11:12:57,437 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:12:57,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:12:57,439 INFO L168 Benchmark]: Toolchain (without parser) took 7656.59 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 59.3 MB in the beginning and 31.8 MB in the end (delta: 27.5 MB). Peak memory consumption was 50.7 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,439 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:12:57,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.68 ms. Allocated memory is still 79.7 MB. Free memory was 59.1 MB in the beginning and 49.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.90 ms. Allocated memory is still 79.7 MB. Free memory was 49.0 MB in the beginning and 45.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,440 INFO L168 Benchmark]: Boogie Preprocessor took 87.54 ms. Allocated memory is still 79.7 MB. Free memory was 45.7 MB in the beginning and 43.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,441 INFO L168 Benchmark]: RCFGBuilder took 2339.06 ms. Allocated memory is still 79.7 MB. Free memory was 43.1 MB in the beginning and 47.0 MB in the end (delta: -4.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,444 INFO L168 Benchmark]: TraceAbstraction took 4167.60 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 46.5 MB in the beginning and 40.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,445 INFO L168 Benchmark]: Witness Printer took 123.22 ms. Allocated memory is still 102.8 MB. Free memory was 40.2 MB in the beginning and 31.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:12:57,447 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 52.4 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 820.68 ms. Allocated memory is still 79.7 MB. Free memory was 59.1 MB in the beginning and 49.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 111.90 ms. Allocated memory is still 79.7 MB. Free memory was 49.0 MB in the beginning and 45.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.54 ms. Allocated memory is still 79.7 MB. Free memory was 45.7 MB in the beginning and 43.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2339.06 ms. Allocated memory is still 79.7 MB. Free memory was 43.1 MB in the beginning and 47.0 MB in the end (delta: -4.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4167.60 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 46.5 MB in the beginning and 40.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * Witness Printer took 123.22 ms. Allocated memory is still 102.8 MB. Free memory was 40.2 MB in the beginning and 31.8 MB in the end (delta: 8.4 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 588]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 588]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 588]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4091.5ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 17.2ms, AutomataDifference: 358.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 422.8ms, InitialAbstractionConstructionTime: 14.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 412 SDtfs, 475 SDslu, 337 SDs, 0 SdLazy, 58 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 113.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 101.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 75.2ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1334 FormulaSimplificationTreeSizeReduction, 312.0ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 100.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 121.0ms SsaConstructionTime, 590.8ms SatisfiabilityAnalysisTime, 880.5ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 SizeOfPredicates, 7 NumberOfNonLiveVariables, 978 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: 176]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 11:12:57,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df58c07-8df2-4205-9af3-632c95b26292/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...