./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1741a5d4e19b6faba6ff51056891b76c8b4c0acd4f550f71706571820842dcfa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:03:36,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:03:36,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:03:37,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:03:37,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:03:37,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:03:37,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:03:37,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:03:37,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:03:37,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:03:37,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:03:37,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:03:37,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:03:37,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:03:37,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:03:37,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:03:37,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:03:37,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:03:37,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:03:37,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:03:37,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:03:37,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:03:37,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:03:37,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:03:37,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:03:37,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:03:37,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:03:37,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:03:37,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:03:37,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:03:37,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:03:37,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:03:37,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:03:37,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:03:37,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:03:37,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:03:37,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:03:37,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:03:37,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:03:37,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:03:37,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:03:37,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:03:37,169 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:03:37,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:03:37,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:03:37,171 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:03:37,171 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:03:37,172 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:03:37,172 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:03:37,172 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:03:37,178 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:03:37,179 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:03:37,180 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:03:37,180 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:03:37,180 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:03:37,180 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:03:37,181 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:03:37,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:03:37,182 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:03:37,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:03:37,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:03:37,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:03:37,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:03:37,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:03:37,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:03:37,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:03:37,184 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:03:37,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:03:37,184 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:03:37,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:03:37,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:03:37,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:03:37,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:03:37,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:03:37,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:03:37,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:03:37,186 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:03:37,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:03:37,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:03:37,187 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:03:37,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:03:37,187 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_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1741a5d4e19b6faba6ff51056891b76c8b4c0acd4f550f71706571820842dcfa [2021-11-07 01:03:37,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:03:37,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:03:37,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:03:37,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:03:37,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:03:37,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2021-11-07 01:03:37,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/06d811665/657390624ffe4ae4b8f879f06144ad1a/FLAG78c696dc9 [2021-11-07 01:03:38,134 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:03:38,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2021-11-07 01:03:38,171 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/06d811665/657390624ffe4ae4b8f879f06144ad1a/FLAG78c696dc9 [2021-11-07 01:03:38,454 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/06d811665/657390624ffe4ae4b8f879f06144ad1a [2021-11-07 01:03:38,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:03:38,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:03:38,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:03:38,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:03:38,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:03:38,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:03:38" (1/1) ... [2021-11-07 01:03:38,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e4d57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:38, skipping insertion in model container [2021-11-07 01:03:38,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:03:38" (1/1) ... [2021-11-07 01:03:38,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:03:38,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:03:38,813 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_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c[6887,6900] [2021-11-07 01:03:38,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:03:38,910 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:03:38,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3320db1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:38, skipping insertion in model container [2021-11-07 01:03:38,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:03:38,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:03:38,914 INFO L168 Benchmark]: Toolchain (without parser) took 454.02 ms. Allocated memory is still 102.8 MB. Free memory was 60.1 MB in the beginning and 72.5 MB in the end (delta: -12.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:03:38,916 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 77.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:03:38,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.07 ms. Allocated memory is still 102.8 MB. Free memory was 59.9 MB in the beginning and 72.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:03:38,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 77.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 449.07 ms. Allocated memory is still 102.8 MB. Free memory was 59.9 MB in the beginning and 72.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 569]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1741a5d4e19b6faba6ff51056891b76c8b4c0acd4f550f71706571820842dcfa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:03:41,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:03:41,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:03:41,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:03:41,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:03:41,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:03:41,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:03:41,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:03:41,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:03:41,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:03:41,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:03:41,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:03:41,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:03:41,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:03:41,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:03:41,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:03:41,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:03:41,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:03:41,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:03:41,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:03:41,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:03:41,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:03:41,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:03:41,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:03:41,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:03:41,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:03:41,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:03:41,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:03:41,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:03:41,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:03:41,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:03:41,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:03:41,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:03:41,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:03:41,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:03:41,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:03:41,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:03:41,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:03:41,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:03:41,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:03:41,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:03:41,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:03:41,370 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:03:41,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:03:41,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:03:41,373 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:03:41,373 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:03:41,373 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:03:41,373 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:03:41,373 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:03:41,374 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:03:41,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:03:41,376 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:03:41,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:03:41,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:03:41,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:03:41,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:03:41,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:03:41,378 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:03:41,378 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:03:41,378 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:03:41,378 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:03:41,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:03:41,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:03:41,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:03:41,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:03:41,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:03:41,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:03:41,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:03:41,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:03:41,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:03:41,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:03:41,381 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:03:41,381 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:03:41,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:03:41,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:03:41,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:03:41,382 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_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1741a5d4e19b6faba6ff51056891b76c8b4c0acd4f550f71706571820842dcfa [2021-11-07 01:03:41,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:03:41,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:03:41,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:03:41,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:03:41,801 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:03:41,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2021-11-07 01:03:41,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/28beac8b7/2b74cbebf4be41b7889df0b1a3d5c265/FLAG7ccc0a20f [2021-11-07 01:03:42,550 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:03:42,551 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2021-11-07 01:03:42,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/28beac8b7/2b74cbebf4be41b7889df0b1a3d5c265/FLAG7ccc0a20f [2021-11-07 01:03:42,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/data/28beac8b7/2b74cbebf4be41b7889df0b1a3d5c265 [2021-11-07 01:03:42,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:03:42,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:03:42,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:03:42,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:03:42,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:03:42,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:03:42" (1/1) ... [2021-11-07 01:03:42,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5e8d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:42, skipping insertion in model container [2021-11-07 01:03:42,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:03:42" (1/1) ... [2021-11-07 01:03:42,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:03:42,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:03:43,190 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_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c[6887,6900] [2021-11-07 01:03:43,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:03:43,315 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:03:43,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:03:43,374 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_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c[6887,6900] [2021-11-07 01:03:43,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:03:43,420 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:03:43,468 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_9c3a4787-4827-471d-b0ec-c0e187b14648/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c[6887,6900] [2021-11-07 01:03:43,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:03:43,559 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:03:43,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43 WrapperNode [2021-11-07 01:03:43,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:03:43,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:03:43,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:03:43,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:03:43,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:03:43,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:03:43,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:03:43,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:03:43,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:03:43,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:03:43,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:03:43,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:03:43,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (1/1) ... [2021-11-07 01:03:43,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:03:43,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:03:43,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:03:43,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:03:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:03:46,840 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:03:46,841 INFO L299 CfgBuilder]: Removed 280 assume(true) statements. [2021-11-07 01:03:46,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:03:46 BoogieIcfgContainer [2021-11-07 01:03:46,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:03:46,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:03:46,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:03:46,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:03:46,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:03:42" (1/3) ... [2021-11-07 01:03:46,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd5f053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:03:46, skipping insertion in model container [2021-11-07 01:03:46,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:03:43" (2/3) ... [2021-11-07 01:03:46,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd5f053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:03:46, skipping insertion in model container [2021-11-07 01:03:46,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:03:46" (3/3) ... [2021-11-07 01:03:46,850 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55.cil.c [2021-11-07 01:03:46,856 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:03:46,856 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:03:46,904 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:03:46,923 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:03:46,923 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:03:46,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 187 states have (on average 1.5561497326203209) internal successors, (291), 190 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:03:46,947 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:46,948 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:46,948 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:46,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:46,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1084846627, now seen corresponding path program 1 times [2021-11-07 01:03:46,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:46,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347154817] [2021-11-07 01:03:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:46,967 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:46,968 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:46,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:03:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:47,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:03:47,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:47,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:47,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:47,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:47,324 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:47,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347154817] [2021-11-07 01:03:47,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [347154817] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:47,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:47,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:03:47,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067441768] [2021-11-07 01:03:47,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:03:47,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:47,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:03:47,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:03:47,357 INFO L87 Difference]: Start difference. First operand has 191 states, 187 states have (on average 1.5561497326203209) internal successors, (291), 190 states have internal predecessors, (291), 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) [2021-11-07 01:03:47,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:47,425 INFO L93 Difference]: Finished difference Result 376 states and 575 transitions. [2021-11-07 01:03:47,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:03:47,427 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 [2021-11-07 01:03:47,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:47,439 INFO L225 Difference]: With dead ends: 376 [2021-11-07 01:03:47,439 INFO L226 Difference]: Without dead ends: 187 [2021-11-07 01:03:47,443 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:03:47,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-07 01:03:47,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-11-07 01:03:47,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 184 states have (on average 1.516304347826087) internal successors, (279), 186 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2021-11-07 01:03:47,487 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2021-11-07 01:03:47,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:47,487 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2021-11-07 01:03:47,488 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) [2021-11-07 01:03:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2021-11-07 01:03:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:03:47,489 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:47,489 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:47,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:47,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:47,694 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:47,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:47,695 INFO L85 PathProgramCache]: Analyzing trace with hash 38089730, now seen corresponding path program 1 times [2021-11-07 01:03:47,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:47,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348394598] [2021-11-07 01:03:47,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:47,696 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:47,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:47,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:47,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:03:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:47,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:03:47,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:47,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:47,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:48,034 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:48,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1348394598] [2021-11-07 01:03:48,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1348394598] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:48,034 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:48,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:03:48,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102441123] [2021-11-07 01:03:48,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:03:48,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:48,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:03:48,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:03:48,037 INFO L87 Difference]: Start difference. First operand 187 states and 279 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) [2021-11-07 01:03:48,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:48,070 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2021-11-07 01:03:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:03:48,072 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 [2021-11-07 01:03:48,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:48,073 INFO L225 Difference]: With dead ends: 187 [2021-11-07 01:03:48,075 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:03:48,077 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:03:48,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:03:48,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-07 01:03:48,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 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) [2021-11-07 01:03:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-11-07 01:03:48,090 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2021-11-07 01:03:48,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:48,091 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-11-07 01:03:48,092 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) [2021-11-07 01:03:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-11-07 01:03:48,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:03:48,094 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:48,098 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:48,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:48,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:48,299 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:48,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:48,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1082167242, now seen corresponding path program 1 times [2021-11-07 01:03:48,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:48,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565233200] [2021-11-07 01:03:48,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:48,309 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:48,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:48,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:03:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:48,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:03:48,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:48,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:48,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:48,733 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:48,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565233200] [2021-11-07 01:03:48,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [565233200] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:48,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:48,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:03:48,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201823586] [2021-11-07 01:03:48,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:03:48,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:48,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:03:48,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:03:48,737 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:48,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:48,781 INFO L93 Difference]: Finished difference Result 230 states and 346 transitions. [2021-11-07 01:03:48,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:03:48,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-07 01:03:48,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:48,785 INFO L225 Difference]: With dead ends: 230 [2021-11-07 01:03:48,786 INFO L226 Difference]: Without dead ends: 163 [2021-11-07 01:03:48,787 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:03:48,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-11-07 01:03:48,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 92. [2021-11-07 01:03:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.5054945054945055) internal successors, (137), 91 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 137 transitions. [2021-11-07 01:03:48,806 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 137 transitions. Word has length 22 [2021-11-07 01:03:48,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:48,806 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 137 transitions. [2021-11-07 01:03:48,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2021-11-07 01:03:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:03:48,808 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:48,808 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:48,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:49,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:49,021 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:49,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:49,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1933185311, now seen corresponding path program 1 times [2021-11-07 01:03:49,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:49,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799358291] [2021-11-07 01:03:49,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:49,023 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:49,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:49,027 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:49,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:03:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:49,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:03:49,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:49,297 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:49,366 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:49,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799358291] [2021-11-07 01:03:49,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799358291] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:49,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:49,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:03:49,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054510890] [2021-11-07 01:03:49,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:03:49,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:49,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:03:49,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:03:49,369 INFO L87 Difference]: Start difference. First operand 92 states and 137 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2021-11-07 01:03:49,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:49,443 INFO L93 Difference]: Finished difference Result 187 states and 280 transitions. [2021-11-07 01:03:49,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:03:49,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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 [2021-11-07 01:03:49,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:49,445 INFO L225 Difference]: With dead ends: 187 [2021-11-07 01:03:49,445 INFO L226 Difference]: Without dead ends: 101 [2021-11-07 01:03:49,446 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:03:49,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-11-07 01:03:49,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 99. [2021-11-07 01:03:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2021-11-07 01:03:49,457 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 25 [2021-11-07 01:03:49,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:49,457 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2021-11-07 01:03:49,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2021-11-07 01:03:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2021-11-07 01:03:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:03:49,459 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:49,459 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:49,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:49,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:49,672 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:49,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:49,672 INFO L85 PathProgramCache]: Analyzing trace with hash 2034893835, now seen corresponding path program 1 times [2021-11-07 01:03:49,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:49,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [337814261] [2021-11-07 01:03:49,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:49,673 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:49,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:49,675 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:49,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:03:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:49,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:03:49,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:50,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:50,156 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:50,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [337814261] [2021-11-07 01:03:50,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [337814261] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:50,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:50,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-07 01:03:50,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667368669] [2021-11-07 01:03:50,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:03:50,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:50,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:03:50,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:03:50,158 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:50,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:50,520 INFO L93 Difference]: Finished difference Result 736 states and 1074 transitions. [2021-11-07 01:03:50,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:03:50,520 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 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 [2021-11-07 01:03:50,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:50,525 INFO L225 Difference]: With dead ends: 736 [2021-11-07 01:03:50,526 INFO L226 Difference]: Without dead ends: 643 [2021-11-07 01:03:50,528 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-11-07 01:03:50,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2021-11-07 01:03:50,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 241. [2021-11-07 01:03:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.4041666666666666) internal successors, (337), 240 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 337 transitions. [2021-11-07 01:03:50,585 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 337 transitions. Word has length 25 [2021-11-07 01:03:50,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:50,586 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 337 transitions. [2021-11-07 01:03:50,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2021-11-07 01:03:50,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-07 01:03:50,595 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:50,595 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:50,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:50,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:50,808 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:50,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:50,809 INFO L85 PathProgramCache]: Analyzing trace with hash -105976916, now seen corresponding path program 1 times [2021-11-07 01:03:50,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:50,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1146914447] [2021-11-07 01:03:50,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:50,810 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:50,813 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:50,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:03:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:51,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:03:51,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:51,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:51,375 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:51,375 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:51,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1146914447] [2021-11-07 01:03:51,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1146914447] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:03:51,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [666352973] [2021-11-07 01:03:51,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:51,376 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:03:51,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:03:51,380 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:03:51,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-07 01:03:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:51,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:03:51,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:51,787 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 01:03:51,787 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 01:03:51,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [666352973] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:51,887 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-11-07 01:03:51,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2021-11-07 01:03:51,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953350547] [2021-11-07 01:03:51,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:03:51,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:51,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:03:51,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:03:51,889 INFO L87 Difference]: Start difference. First operand 241 states and 337 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:52,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:52,123 INFO L93 Difference]: Finished difference Result 585 states and 830 transitions. [2021-11-07 01:03:52,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:03:52,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 40 [2021-11-07 01:03:52,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:52,128 INFO L225 Difference]: With dead ends: 585 [2021-11-07 01:03:52,128 INFO L226 Difference]: Without dead ends: 583 [2021-11-07 01:03:52,129 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:03:52,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2021-11-07 01:03:52,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 241. [2021-11-07 01:03:52,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.3958333333333333) internal successors, (335), 240 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:52,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 335 transitions. [2021-11-07 01:03:52,166 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 335 transitions. Word has length 40 [2021-11-07 01:03:52,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:52,168 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 335 transitions. [2021-11-07 01:03:52,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 335 transitions. [2021-11-07 01:03:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-07 01:03:52,174 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:52,174 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:52,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:52,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2021-11-07 01:03:52,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:03:52,588 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:52,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:52,588 INFO L85 PathProgramCache]: Analyzing trace with hash 2017791738, now seen corresponding path program 1 times [2021-11-07 01:03:52,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:52,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8253800] [2021-11-07 01:03:52,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:52,589 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:52,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:52,591 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:52,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:03:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:52,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:03:52,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:52,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:53,167 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:53,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8253800] [2021-11-07 01:03:53,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8253800] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:03:53,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1866459796] [2021-11-07 01:03:53,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:53,168 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:03:53,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:03:53,170 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:03:53,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-07 01:03:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:53,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:03:53,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:53,629 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:03:53,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1866459796] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:53,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-11-07 01:03:53,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3, 3] total 7 [2021-11-07 01:03:53,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146874891] [2021-11-07 01:03:53,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:03:53,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:53,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:03:53,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:03:53,749 INFO L87 Difference]: Start difference. First operand 241 states and 335 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:55,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:55,331 INFO L93 Difference]: Finished difference Result 482 states and 670 transitions. [2021-11-07 01:03:55,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:03:55,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2021-11-07 01:03:55,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:55,334 INFO L225 Difference]: With dead ends: 482 [2021-11-07 01:03:55,334 INFO L226 Difference]: Without dead ends: 183 [2021-11-07 01:03:55,335 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:03:55,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-11-07 01:03:55,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2021-11-07 01:03:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 182 states have (on average 1.3626373626373627) internal successors, (248), 182 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 248 transitions. [2021-11-07 01:03:55,356 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 248 transitions. Word has length 49 [2021-11-07 01:03:55,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:55,356 INFO L470 AbstractCegarLoop]: Abstraction has 183 states and 248 transitions. [2021-11-07 01:03:55,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:55,356 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2021-11-07 01:03:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 01:03:55,357 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:55,358 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:55,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2021-11-07 01:03:55,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:55,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:55,761 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:55,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:55,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1774214677, now seen corresponding path program 1 times [2021-11-07 01:03:55,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:55,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [502008203] [2021-11-07 01:03:55,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:55,762 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:55,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:55,763 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:55,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:03:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:56,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:03:56,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:03:56,227 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:03:56,351 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:56,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [502008203] [2021-11-07 01:03:56,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [502008203] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:56,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:56,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:03:56,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680629547] [2021-11-07 01:03:56,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:03:56,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:56,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:03:56,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:03:56,364 INFO L87 Difference]: Start difference. First operand 183 states and 248 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:56,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:56,471 INFO L93 Difference]: Finished difference Result 491 states and 656 transitions. [2021-11-07 01:03:56,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:03:56,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 54 [2021-11-07 01:03:56,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:56,474 INFO L225 Difference]: With dead ends: 491 [2021-11-07 01:03:56,474 INFO L226 Difference]: Without dead ends: 314 [2021-11-07 01:03:56,475 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:03:56,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-11-07 01:03:56,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 204. [2021-11-07 01:03:56,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.3251231527093597) internal successors, (269), 203 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 269 transitions. [2021-11-07 01:03:56,504 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 269 transitions. Word has length 54 [2021-11-07 01:03:56,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:56,504 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 269 transitions. [2021-11-07 01:03:56,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 269 transitions. [2021-11-07 01:03:56,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 01:03:56,506 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:56,508 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:56,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:56,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:56,721 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:56,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:56,721 INFO L85 PathProgramCache]: Analyzing trace with hash 2055339051, now seen corresponding path program 1 times [2021-11-07 01:03:56,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:56,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2011121526] [2021-11-07 01:03:56,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:56,722 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:56,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:56,723 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:56,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:03:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:57,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:03:57,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:03:57,183 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:03:57,318 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:57,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2011121526] [2021-11-07 01:03:57,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2011121526] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:03:57,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:03:57,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:03:57,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011428721] [2021-11-07 01:03:57,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:03:57,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:03:57,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:03:57,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:03:57,320 INFO L87 Difference]: Start difference. First operand 204 states and 269 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:57,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:03:57,406 INFO L93 Difference]: Finished difference Result 474 states and 620 transitions. [2021-11-07 01:03:57,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:03:57,407 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 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 54 [2021-11-07 01:03:57,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:03:57,409 INFO L225 Difference]: With dead ends: 474 [2021-11-07 01:03:57,409 INFO L226 Difference]: Without dead ends: 276 [2021-11-07 01:03:57,410 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:03:57,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-11-07 01:03:57,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 182. [2021-11-07 01:03:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 1.292817679558011) internal successors, (234), 181 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:57,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 234 transitions. [2021-11-07 01:03:57,437 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 234 transitions. Word has length 54 [2021-11-07 01:03:57,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:03:57,439 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 234 transitions. [2021-11-07 01:03:57,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:03:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 234 transitions. [2021-11-07 01:03:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:03:57,440 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:03:57,440 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:03:57,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:03:57,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:03:57,653 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:03:57,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:03:57,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1597254592, now seen corresponding path program 1 times [2021-11-07 01:03:57,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:03:57,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369481464] [2021-11-07 01:03:57,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:57,655 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:03:57,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:03:57,656 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:03:57,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-07 01:03:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:58,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:03:58,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:03:58,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:03:58,483 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:03:58,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369481464] [2021-11-07 01:03:58,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369481464] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:03:58,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1753343275] [2021-11-07 01:03:58,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:58,484 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:03:58,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:03:58,485 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:03:58,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-11-07 01:03:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:58,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:03:58,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:03:59,132 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:03:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:03:59,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1753343275] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:03:59,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914960309] [2021-11-07 01:03:59,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:03:59,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:03:59,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:03:59,357 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:03:59,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-07 01:03:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:03:59,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:03:59,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:03:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:03:59,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:04:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:04:00,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914960309] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:04:00,197 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:04:00,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-11-07 01:04:00,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023018157] [2021-11-07 01:04:00,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 01:04:00,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:04:00,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 01:04:00,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:04:00,199 INFO L87 Difference]: Start difference. First operand 182 states and 234 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:03,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:04:03,460 INFO L93 Difference]: Finished difference Result 2291 states and 2991 transitions. [2021-11-07 01:04:03,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-11-07 01:04:03,461 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 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 57 [2021-11-07 01:04:03,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:04:03,473 INFO L225 Difference]: With dead ends: 2291 [2021-11-07 01:04:03,474 INFO L226 Difference]: Without dead ends: 2140 [2021-11-07 01:04:03,477 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2044 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1040, Invalid=4510, Unknown=0, NotChecked=0, Total=5550 [2021-11-07 01:04:03,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2021-11-07 01:04:03,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 324. [2021-11-07 01:04:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 323 states have (on average 1.306501547987616) internal successors, (422), 323 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 422 transitions. [2021-11-07 01:04:03,549 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 422 transitions. Word has length 57 [2021-11-07 01:04:03,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:04:03,550 INFO L470 AbstractCegarLoop]: Abstraction has 324 states and 422 transitions. [2021-11-07 01:04:03,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 422 transitions. [2021-11-07 01:04:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-07 01:04:03,551 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:04:03,552 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:04:03,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:04:03,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:04:03,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:04:04,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:04:04,174 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:04:04,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:04:04,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1169832812, now seen corresponding path program 1 times [2021-11-07 01:04:04,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:04:04,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2055671863] [2021-11-07 01:04:04,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:04:04,176 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:04:04,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:04:04,178 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:04:04,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-07 01:04:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:04:04,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:04:04,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:04:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 01:04:04,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:04:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-07 01:04:05,067 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:04:05,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2055671863] [2021-11-07 01:04:05,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2055671863] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:04:05,067 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:04:05,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:04:05,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566418575] [2021-11-07 01:04:05,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:04:05,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:04:05,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:04:05,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:04:05,069 INFO L87 Difference]: Start difference. First operand 324 states and 422 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:05,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:04:05,143 INFO L93 Difference]: Finished difference Result 519 states and 661 transitions. [2021-11-07 01:04:05,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:04:05,144 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 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 82 [2021-11-07 01:04:05,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:04:05,145 INFO L225 Difference]: With dead ends: 519 [2021-11-07 01:04:05,145 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:04:05,146 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:04:05,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:04:05,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:04:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:04:05,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2021-11-07 01:04:05,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:04:05,147 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:04:05,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:04:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:04:05,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:04:05,151 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:04:05,152 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:04:05,152 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:04:05,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-07 01:04:05,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:04:05,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:04:05,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:05,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:06,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:04:11,391 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,392 INFO L853 garLoopResultBuilder]: At program point L267(lines 260 270) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 01:04:11,392 INFO L853 garLoopResultBuilder]: At program point L267-1(lines 260 270) the Hoare annotation is: false [2021-11-07 01:04:11,392 INFO L857 garLoopResultBuilder]: For program point L201(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,392 INFO L853 garLoopResultBuilder]: At program point L267-2(lines 260 270) the Hoare annotation is: false [2021-11-07 01:04:11,392 INFO L857 garLoopResultBuilder]: For program point L201-1(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,392 INFO L857 garLoopResultBuilder]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,392 INFO L857 garLoopResultBuilder]: For program point L201-3(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,393 INFO L857 garLoopResultBuilder]: For program point L201-4(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,393 INFO L857 garLoopResultBuilder]: For program point L201-5(lines 201 209) no Hoare annotation was computed. [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-1(lines 986 999) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-2(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-3(lines 986 999) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2))) [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-4(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-5(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,393 INFO L853 garLoopResultBuilder]: At program point L995-6(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L853 garLoopResultBuilder]: At program point L995-7(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L853 garLoopResultBuilder]: At program point L995-8(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L853 garLoopResultBuilder]: At program point L995-9(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L853 garLoopResultBuilder]: At program point L995-10(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L853 garLoopResultBuilder]: At program point L995-11(lines 986 999) the Hoare annotation is: false [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-1(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-2(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-3(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-4(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-5(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,394 INFO L857 garLoopResultBuilder]: For program point L171-6(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L857 garLoopResultBuilder]: For program point L171-7(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L857 garLoopResultBuilder]: For program point L171-8(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L857 garLoopResultBuilder]: For program point L171-9(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L857 garLoopResultBuilder]: For program point L171-10(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L857 garLoopResultBuilder]: For program point L171-11(lines 171 188) no Hoare annotation was computed. [2021-11-07 01:04:11,395 INFO L853 garLoopResultBuilder]: At program point L139(lines 138 157) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not .cse4)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse1 .cse2) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3)))) [2021-11-07 01:04:11,396 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 139 145) no Hoare annotation was computed. [2021-11-07 01:04:11,396 INFO L853 garLoopResultBuilder]: At program point L139-2(lines 138 157) the Hoare annotation is: false [2021-11-07 01:04:11,396 INFO L853 garLoopResultBuilder]: At program point L139-3(lines 138 157) the Hoare annotation is: false [2021-11-07 01:04:11,396 INFO L860 garLoopResultBuilder]: At program point L536(lines 517 539) the Hoare annotation is: true [2021-11-07 01:04:11,396 INFO L853 garLoopResultBuilder]: At program point L504(lines 500 506) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,396 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse1 (not .cse3))) (or (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse0 .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse5 .cse1)))) [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-2(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-3(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-4(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-5(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,397 INFO L857 garLoopResultBuilder]: For program point L175-6(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L175-7(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L175-8(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L175-9(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L175-10(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L175-11(lines 175 183) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L440-1(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L857 garLoopResultBuilder]: For program point L440-2(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,398 INFO L853 garLoopResultBuilder]: At program point L276(lines 271 279) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,399 INFO L853 garLoopResultBuilder]: At program point L276-1(lines 271 279) the Hoare annotation is: false [2021-11-07 01:04:11,399 INFO L853 garLoopResultBuilder]: At program point L276-2(lines 271 279) the Hoare annotation is: false [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L937(lines 937 941) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L344-2(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L344-3(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L344-5(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L853 garLoopResultBuilder]: At program point L146(lines 146 152) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (not .cse2)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 .cse2 .cse3) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse4 .cse1 .cse3) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse1 .cse3)))) [2021-11-07 01:04:11,399 INFO L857 garLoopResultBuilder]: For program point L344-6(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,399 INFO L853 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2021-11-07 01:04:11,400 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 146 152) the Hoare annotation is: false [2021-11-07 01:04:11,400 INFO L857 garLoopResultBuilder]: For program point L344-8(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,400 INFO L853 garLoopResultBuilder]: At program point L146-2(lines 146 152) the Hoare annotation is: false [2021-11-07 01:04:11,400 INFO L857 garLoopResultBuilder]: For program point L344-9(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,400 INFO L853 garLoopResultBuilder]: At program point L1005(lines 1000 1008) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 01:04:11,400 INFO L857 garLoopResultBuilder]: For program point L344-11(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,401 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2021-11-07 01:04:11,401 INFO L857 garLoopResultBuilder]: For program point L344-12(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,401 INFO L853 garLoopResultBuilder]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2021-11-07 01:04:11,401 INFO L853 garLoopResultBuilder]: At program point L1005-3(lines 1000 1008) the Hoare annotation is: false [2021-11-07 01:04:11,401 INFO L857 garLoopResultBuilder]: For program point L344-14(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,401 INFO L853 garLoopResultBuilder]: At program point L1005-4(lines 1000 1008) the Hoare annotation is: false [2021-11-07 01:04:11,402 INFO L857 garLoopResultBuilder]: For program point L344-15(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,402 INFO L853 garLoopResultBuilder]: At program point L1005-5(lines 1000 1008) the Hoare annotation is: false [2021-11-07 01:04:11,402 INFO L857 garLoopResultBuilder]: For program point L344-17(lines 344 348) no Hoare annotation was computed. [2021-11-07 01:04:11,402 INFO L857 garLoopResultBuilder]: For program point L380(lines 380 393) no Hoare annotation was computed. [2021-11-07 01:04:11,402 INFO L853 garLoopResultBuilder]: At program point L380-1(lines 1 1008) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse1 (not .cse3)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse1) (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2) (and .cse0 .cse3 .cse2)))) [2021-11-07 01:04:11,402 INFO L857 garLoopResultBuilder]: For program point L380-2(lines 380 393) no Hoare annotation was computed. [2021-11-07 01:04:11,402 INFO L853 garLoopResultBuilder]: At program point L380-3(lines 1 1008) the Hoare annotation is: false [2021-11-07 01:04:11,403 INFO L857 garLoopResultBuilder]: For program point L380-4(lines 380 393) no Hoare annotation was computed. [2021-11-07 01:04:11,403 INFO L853 garLoopResultBuilder]: At program point L380-5(lines 1 1008) the Hoare annotation is: false [2021-11-07 01:04:11,403 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-11-07 01:04:11,403 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse1 (not .cse3))) (or (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse0 .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse5 .cse1)))) [2021-11-07 01:04:11,403 INFO L853 garLoopResultBuilder]: At program point L350(lines 335 353) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32))) [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L350-1(lines 335 353) the Hoare annotation is: false [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L350-2(lines 335 353) the Hoare annotation is: false [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L350-3(lines 335 353) the Hoare annotation is: false [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L350-4(lines 335 353) the Hoare annotation is: false [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L350-5(lines 335 353) the Hoare annotation is: false [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L384(lines 384 390) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L384-2(lines 384 390) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L384-4(lines 384 390) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L913(lines 913 917) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L913-3(lines 913 917) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L857 garLoopResultBuilder]: For program point L913-6(lines 913 917) no Hoare annotation was computed. [2021-11-07 01:04:11,404 INFO L853 garLoopResultBuilder]: At program point L982(lines 977 985) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not .cse2)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1) (and .cse0 .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3)))) [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L982-1(lines 977 985) the Hoare annotation is: false [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L982-2(lines 977 985) the Hoare annotation is: false [2021-11-07 01:04:11,405 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:04:11,405 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 240) no Hoare annotation was computed. [2021-11-07 01:04:11,405 INFO L857 garLoopResultBuilder]: For program point L223-1(lines 223 240) no Hoare annotation was computed. [2021-11-07 01:04:11,405 INFO L857 garLoopResultBuilder]: For program point L223-2(lines 223 240) no Hoare annotation was computed. [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L950(lines 945 953) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L423(lines 1 1008) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,405 INFO L853 garLoopResultBuilder]: At program point L456-2(lines 456 470) the Hoare annotation is: false [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L457(line 457) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 364) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L853 garLoopResultBuilder]: At program point L358-1(lines 358 364) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-2(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-3(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-5(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-6(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-8(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-9(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-11(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-12(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,406 INFO L857 garLoopResultBuilder]: For program point L325-14(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-15(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-17(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-18(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-20(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-21(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-23(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-24(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-26(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-27(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-29(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,407 INFO L857 garLoopResultBuilder]: For program point L325-30(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L325-32(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L325-33(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 235) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L227-1(lines 227 235) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L325-35(lines 325 329) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L227-2(lines 227 235) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2021-11-07 01:04:11,408 INFO L857 garLoopResultBuilder]: For program point L460(lines 460 464) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L460-1(lines 139 145) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 534) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L860 garLoopResultBuilder]: At program point L527-1(lines 527 534) the Hoare annotation is: true [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197-2(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197-3(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197-4(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L197-5(lines 197 214) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L990(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L990-1(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,409 INFO L857 garLoopResultBuilder]: For program point L990-3(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-4(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-5(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-6(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-7(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-8(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-9(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-10(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L990-11(lines 990 996) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L857 garLoopResultBuilder]: For program point L925(lines 925 929) no Hoare annotation was computed. [2021-11-07 01:04:11,410 INFO L853 garLoopResultBuilder]: At program point L331(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,410 INFO L853 garLoopResultBuilder]: At program point L331-1(lines 316 334) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-2(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-3(lines 316 334) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-4(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-5(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-6(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-7(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-8(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-9(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-10(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L331-11(lines 316 334) the Hoare annotation is: false [2021-11-07 01:04:11,411 INFO L853 garLoopResultBuilder]: At program point L431(lines 426 434) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:04:11,412 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 107) no Hoare annotation was computed. [2021-11-07 01:04:11,412 INFO L853 garLoopResultBuilder]: At program point L101-1(lines 139 145) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse1 (not .cse3))) (or (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse0 .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6 (_ bv0 32))) .cse5 .cse1)))) [2021-11-07 01:04:11,414 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:04:11,416 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:04:11,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:04:11 BoogieIcfgContainer [2021-11-07 01:04:11,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:04:11,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:04:11,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:04:11,443 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:04:11,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:03:46" (3/4) ... [2021-11-07 01:04:11,446 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:04:11,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:04:11,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:04:11,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:04:11,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:04:11,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:04:11,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:04:11,483 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:04:11,507 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,508 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) [2021-11-07 01:04:11,508 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) [2021-11-07 01:04:11,509 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) [2021-11-07 01:04:11,509 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,509 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == tmp) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,511 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,511 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32) [2021-11-07 01:04:11,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32) [2021-11-07 01:04:11,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && 0bv32 == pumpRunning [2021-11-07 01:04:11,514 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,516 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:04:11,517 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32) [2021-11-07 01:04:11,518 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:04:11,519 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp___0 == 1bv32 [2021-11-07 01:04:11,520 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:04:11,585 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:04:11,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:04:11,586 INFO L168 Benchmark]: Toolchain (without parser) took 28764.56 ms. Allocated memory was 56.6 MB in the beginning and 130.0 MB in the end (delta: 73.4 MB). Free memory was 40.1 MB in the beginning and 81.9 MB in the end (delta: -41.7 MB). Peak memory consumption was 85.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,587 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 46.1 MB. Free memory was 27.0 MB in the beginning and 26.9 MB in the end (delta: 35.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:04:11,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.03 ms. Allocated memory is still 56.6 MB. Free memory was 40.0 MB in the beginning and 35.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.00 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 30.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,588 INFO L168 Benchmark]: Boogie Preprocessor took 99.44 ms. Allocated memory is still 56.6 MB. Free memory was 30.7 MB in the beginning and 27.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,588 INFO L168 Benchmark]: RCFGBuilder took 3097.03 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.1 MB in the beginning and 34.4 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,589 INFO L168 Benchmark]: TraceAbstraction took 24597.15 ms. Allocated memory was 69.2 MB in the beginning and 130.0 MB in the end (delta: 60.8 MB). Free memory was 33.7 MB in the beginning and 32.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,589 INFO L168 Benchmark]: Witness Printer took 142.89 ms. Allocated memory is still 130.0 MB. Free memory was 32.1 MB in the beginning and 81.9 MB in the end (delta: -49.8 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:04:11,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 46.1 MB. Free memory was 27.0 MB in the beginning and 26.9 MB in the end (delta: 35.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 737.03 ms. Allocated memory is still 56.6 MB. Free memory was 40.0 MB in the beginning and 35.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.00 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 30.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.44 ms. Allocated memory is still 56.6 MB. Free memory was 30.7 MB in the beginning and 27.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3097.03 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.1 MB in the beginning and 34.4 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24597.15 ms. Allocated memory was 69.2 MB in the beginning and 130.0 MB in the end (delta: 60.8 MB). Free memory was 33.7 MB in the beginning and 32.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. * Witness Printer took 142.89 ms. Allocated memory is still 130.0 MB. Free memory was 32.1 MB in the beginning and 81.9 MB in the end (delta: -49.8 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: 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, 191 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 24.5s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1640 SDtfs, 4531 SDslu, 4333 SDs, 0 SdLazy, 820 SolverSat, 216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1346 GetRequests, 1220 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2089 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=324occurred in iteration=10, InterpolantAutomatonStates: 124, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2837 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 171 NumberOfFragments, 731 HoareAnnotationTreeSize, 68 FomulaSimplifications, 179761 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 68 FomulaSimplificationsInter, 264726 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1258 ConstructedInterpolants, 0 QuantifiedInterpolants, 2647 SizeOfPredicates, 26 NumberOfNonLiveVariables, 3374 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 30 InterpolantComputations, 20 PerfectInterpolantSequences, 322/390 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: 271]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 0bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == tmp) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp___0 == 1bv32 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && waterLevel == 1bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && systemActive == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:04:11,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c3a4787-4827-471d-b0ec-c0e187b14648/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE