./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fca581fc17ef4bac5a08d937af3e8f8c412901e4 ....................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fca581fc17ef4bac5a08d937af3e8f8c412901e4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:14:24,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:14:24,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:14:24,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:14:24,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:14:24,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:14:24,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:14:24,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:14:24,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:14:24,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:14:24,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:14:24,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:14:24,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:14:24,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:14:24,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:14:24,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:14:24,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:14:24,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:14:24,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:14:24,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:14:24,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:14:24,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:14:24,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:14:24,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:14:24,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:14:24,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:14:24,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:14:24,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:14:24,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:14:24,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:14:24,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:14:24,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:14:24,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:14:24,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:14:24,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:14:24,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:14:24,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:14:24,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:14:24,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:14:24,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:14:24,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:14:24,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:14:24,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:14:24,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:14:24,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:14:24,957 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:14:24,957 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:14:24,957 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:14:24,958 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:14:24,958 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:14:24,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:14:24,959 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:14:24,959 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:14:24,959 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:14:24,959 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:14:24,960 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:14:24,960 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:14:24,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:14:24,961 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:14:24,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:14:24,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:14:24,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:14:24,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:14:24,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:14:24,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:14:24,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:14:24,964 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:14:24,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:14:24,964 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:14:24,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:14:24,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:14:24,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:14:24,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:24,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:14:24,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:14:24,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:14:24,967 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:14:24,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:14:24,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:14:24,967 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:14:24,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:14:24,968 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fca581fc17ef4bac5a08d937af3e8f8c412901e4 [2021-10-16 03:14:25,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:14:25,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:14:25,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:14:25,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:14:25,285 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:14:25,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/eca-rers2012/Problem10_label47.c [2021-10-16 03:14:25,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/4c2b696e2/2f41fcb4a9ba4ae4bfe9612078b2e5b0/FLAG2d4995d1b [2021-10-16 03:14:25,977 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:14:25,978 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c [2021-10-16 03:14:25,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/4c2b696e2/2f41fcb4a9ba4ae4bfe9612078b2e5b0/FLAG2d4995d1b [2021-10-16 03:14:26,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/4c2b696e2/2f41fcb4a9ba4ae4bfe9612078b2e5b0 [2021-10-16 03:14:26,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:14:26,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:14:26,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:26,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:14:26,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:14:26,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:26,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6883f441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26, skipping insertion in model container [2021-10-16 03:14:26,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:26,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:14:26,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:26,514 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c[2379,2392] [2021-10-16 03:14:26,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:26,768 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:14:26,788 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c[2379,2392] [2021-10-16 03:14:26,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:26,933 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:14:26,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26 WrapperNode [2021-10-16 03:14:26,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:26,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:26,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:14:26,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:14:26,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:26,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:27,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:14:27,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:14:27,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:14:27,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:14:27,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:14:27,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:14:27,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:14:27,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (1/1) ... [2021-10-16 03:14:27,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:27,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:14:27,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:14:27,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:14:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 03:14:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:14:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:14:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:14:38,472 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:14:38,472 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-16 03:14:38,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:38 BoogieIcfgContainer [2021-10-16 03:14:38,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:14:38,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:14:38,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:14:38,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:14:38,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:14:26" (1/3) ... [2021-10-16 03:14:38,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ab7cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:38, skipping insertion in model container [2021-10-16 03:14:38,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:26" (2/3) ... [2021-10-16 03:14:38,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ab7cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:38, skipping insertion in model container [2021-10-16 03:14:38,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:38" (3/3) ... [2021-10-16 03:14:38,490 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label47.c [2021-10-16 03:14:38,497 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:14:38,497 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-16 03:14:38,563 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:14:38,574 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 03:14:38,574 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 03:14:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand has 9 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-16 03:14:38,597 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:38,597 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-16 03:14:38,598 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:38,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:38,611 INFO L82 PathProgramCache]: Analyzing trace with hash 885162779, now seen corresponding path program 1 times [2021-10-16 03:14:38,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:38,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939871763] [2021-10-16 03:14:38,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:38,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:38,801 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:38,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939871763] [2021-10-16 03:14:38,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939871763] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:38,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:38,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 03:14:38,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002528046] [2021-10-16 03:14:38,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 03:14:38,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:38,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 03:14:38,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:14:38,827 INFO L87 Difference]: Start difference. First operand has 9 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:38,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:38,900 INFO L93 Difference]: Finished difference Result 23 states and 29 transitions. [2021-10-16 03:14:38,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:14:38,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-10-16 03:14:38,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:38,910 INFO L225 Difference]: With dead ends: 23 [2021-10-16 03:14:38,911 INFO L226 Difference]: Without dead ends: 11 [2021-10-16 03:14:38,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:14:38,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-10-16 03:14:38,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2021-10-16 03:14:38,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2021-10-16 03:14:38,946 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 5 [2021-10-16 03:14:38,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:38,947 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2021-10-16 03:14:38,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2021-10-16 03:14:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-16 03:14:38,948 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:38,949 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-10-16 03:14:38,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 03:14:38,950 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:38,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:38,951 INFO L82 PathProgramCache]: Analyzing trace with hash -2144802981, now seen corresponding path program 1 times [2021-10-16 03:14:38,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:38,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21063259] [2021-10-16 03:14:38,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:38,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:39,548 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:39,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21063259] [2021-10-16 03:14:39,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21063259] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 03:14:39,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2004694508] [2021-10-16 03:14:39,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:39,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:14:39,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:14:39,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 03:14:39,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-16 03:14:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:39,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-16 03:14:39,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:54,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:15:13,168 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-16 03:15:13,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [158998757] [2021-10-16 03:15:13,191 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-10-16 03:15:13,191 INFO L166 IcfgInterpreter]: Building call graph [2021-10-16 03:15:13,195 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-16 03:15:13,199 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-16 03:15:13,200 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-16 03:15:13,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,233 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-16 03:15:13,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-16 03:15:13,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-16 03:15:13,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-16 03:15:13,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-10-16 03:15:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 03:15:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 03:15:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 03:15:13,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-16 03:15:13,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-16 03:15:13,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-16 03:15:13,297 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-16 03:15:13,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:15:13,318 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 03:15:13,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-10-16 03:15:13,323 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-16 03:15:13,324 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:149, output treesize:152 [2021-10-16 03:15:13,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:15:13,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:15:13,539 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: No corresponding IProgramVar for |v_#valid_10| at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:83) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:92) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.predicate(SymbolicTools.java:174) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-16 03:15:13,544 INFO L168 Benchmark]: Toolchain (without parser) took 47296.42 ms. Allocated memory was 90.2 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 55.8 MB in the beginning and 483.2 MB in the end (delta: -427.5 MB). Peak memory consumption was 758.0 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,545 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory was 47.0 MB in the beginning and 46.9 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:15:13,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.63 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 55.6 MB in the beginning and 68.9 MB in the end (delta: -13.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.47 ms. Allocated memory is still 109.1 MB. Free memory was 68.3 MB in the beginning and 60.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,547 INFO L168 Benchmark]: Boogie Preprocessor took 117.39 ms. Allocated memory is still 109.1 MB. Free memory was 60.5 MB in the beginning and 55.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,548 INFO L168 Benchmark]: RCFGBuilder took 11294.79 ms. Allocated memory was 109.1 MB in the beginning and 335.5 MB in the end (delta: 226.5 MB). Free memory was 55.7 MB in the beginning and 260.6 MB in the end (delta: -204.8 MB). Peak memory consumption was 149.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,549 INFO L168 Benchmark]: TraceAbstraction took 35064.73 ms. Allocated memory was 335.5 MB in the beginning and 1.3 GB in the end (delta: 941.6 MB). Free memory was 259.6 MB in the beginning and 483.2 MB in the end (delta: -223.6 MB). Peak memory consumption was 718.0 MB. Max. memory is 16.1 GB. [2021-10-16 03:15:13,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory was 47.0 MB in the beginning and 46.9 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 681.63 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 55.6 MB in the beginning and 68.9 MB in the end (delta: -13.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 126.47 ms. Allocated memory is still 109.1 MB. Free memory was 68.3 MB in the beginning and 60.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.39 ms. Allocated memory is still 109.1 MB. Free memory was 60.5 MB in the beginning and 55.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11294.79 ms. Allocated memory was 109.1 MB in the beginning and 335.5 MB in the end (delta: 226.5 MB). Free memory was 55.7 MB in the beginning and 260.6 MB in the end (delta: -204.8 MB). Peak memory consumption was 149.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 35064.73 ms. Allocated memory was 335.5 MB in the beginning and 1.3 GB in the end (delta: 941.6 MB). Free memory was 259.6 MB in the beginning and 483.2 MB in the end (delta: -223.6 MB). Peak memory consumption was 718.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: No corresponding IProgramVar for |v_#valid_10| de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: No corresponding IProgramVar for |v_#valid_10|: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-16 03:15:13,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:15:16,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:15:16,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:15:16,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:15:16,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:15:16,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:15:16,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:15:16,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:15:16,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:15:16,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:15:16,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:15:16,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:15:16,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:15:16,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:15:16,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:15:16,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:15:16,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:15:16,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:15:16,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:15:16,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:15:16,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:15:16,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:15:16,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:15:16,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:15:16,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:15:16,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:15:16,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:15:16,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:15:16,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:15:16,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:15:16,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:15:16,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:15:16,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:15:16,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:15:16,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:15:16,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:15:16,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:15:16,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:15:16,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:15:16,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:15:16,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:15:16,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:15:16,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:15:16,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:15:16,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:15:16,283 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:15:16,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:15:16,283 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:15:16,284 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:15:16,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:15:16,284 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:15:16,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:15:16,285 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:15:16,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:15:16,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:15:16,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:15:16,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:15:16,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:15:16,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:15:16,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:15:16,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:15:16,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:15:16,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:15:16,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:15:16,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:15:16,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:15:16,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:15:16,289 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:15:16,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:15:16,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:15:16,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:15:16,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:15:16,290 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fca581fc17ef4bac5a08d937af3e8f8c412901e4 [2021-10-16 03:15:16,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:15:16,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:15:16,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:15:16,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:15:16,722 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:15:16,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/eca-rers2012/Problem10_label47.c [2021-10-16 03:15:16,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/6edab9afb/c7fffdd1ca21490dab18172c48ddcf54/FLAG570cad6f2 [2021-10-16 03:15:17,469 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:15:17,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c [2021-10-16 03:15:17,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/6edab9afb/c7fffdd1ca21490dab18172c48ddcf54/FLAG570cad6f2 [2021-10-16 03:15:17,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/data/6edab9afb/c7fffdd1ca21490dab18172c48ddcf54 [2021-10-16 03:15:17,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:15:17,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:15:17,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:15:17,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:15:17,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:15:17,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:15:17" (1/1) ... [2021-10-16 03:15:17,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e72bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:17, skipping insertion in model container [2021-10-16 03:15:17,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:15:17" (1/1) ... [2021-10-16 03:15:17,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:15:17,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:15:18,005 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c[2379,2392] [2021-10-16 03:15:18,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:15:18,314 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:15:18,336 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_61685e06-a9fb-4c4e-bf7d-81397cd79191/sv-benchmarks/c/eca-rers2012/Problem10_label47.c[2379,2392] [2021-10-16 03:15:18,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:15:18,475 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:15:18,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18 WrapperNode [2021-10-16 03:15:18,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:15:18,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:15:18,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:15:18,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:15:18,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:15:18,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:15:18,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:15:18,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:15:18,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:15:18,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:15:18,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:15:18,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:15:18,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (1/1) ... [2021-10-16 03:15:18,718 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:15:18,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:15:18,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:15:18,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:15:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 03:15:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:15:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:15:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:15:21,956 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:15:21,957 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-16 03:15:21,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:15:21 BoogieIcfgContainer [2021-10-16 03:15:21,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:15:21,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:15:21,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:15:21,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:15:21,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:15:17" (1/3) ... [2021-10-16 03:15:21,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f495482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:15:21, skipping insertion in model container [2021-10-16 03:15:21,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:15:18" (2/3) ... [2021-10-16 03:15:21,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f495482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:15:21, skipping insertion in model container [2021-10-16 03:15:21,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:15:21" (3/3) ... [2021-10-16 03:15:21,970 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label47.c [2021-10-16 03:15:21,977 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:15:21,977 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-16 03:15:22,057 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:15:22,067 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 03:15:22,068 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 03:15:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 204 states have (on average 1.6862745098039216) internal successors, (344), 205 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-16 03:15:22,122 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:15:22,123 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:15:22,124 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:15:22,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:15:22,131 INFO L82 PathProgramCache]: Analyzing trace with hash 406614337, now seen corresponding path program 1 times [2021-10-16 03:15:22,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:15:22,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497399115] [2021-10-16 03:15:22,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:15:22,148 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:15:22,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:15:22,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:15:22,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 03:15:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:15:22,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:15:22,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:15:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:22,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:15:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:22,614 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:15:22,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497399115] [2021-10-16 03:15:22,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [497399115] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:15:22,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:15:22,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-16 03:15:22,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20034850] [2021-10-16 03:15:22,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:15:22,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:15:22,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:15:22,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:15:22,649 INFO L87 Difference]: Start difference. First operand has 206 states, 204 states have (on average 1.6862745098039216) internal successors, (344), 205 states have internal predecessors, (344), 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 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:35,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:15:35,129 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2021-10-16 03:15:35,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 03:15:35,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-16 03:15:35,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:15:35,148 INFO L225 Difference]: With dead ends: 709 [2021-10-16 03:15:35,149 INFO L226 Difference]: Without dead ends: 421 [2021-10-16 03:15:35,153 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:15:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-10-16 03:15:35,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2021-10-16 03:15:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 420 states have (on average 1.4428571428571428) internal successors, (606), 420 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:35,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 606 transitions. [2021-10-16 03:15:35,224 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 606 transitions. Word has length 19 [2021-10-16 03:15:35,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:15:35,225 INFO L470 AbstractCegarLoop]: Abstraction has 421 states and 606 transitions. [2021-10-16 03:15:35,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:35,225 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 606 transitions. [2021-10-16 03:15:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-16 03:15:35,229 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:15:35,230 INFO L512 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1] [2021-10-16 03:15:35,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:15:35,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:15:35,441 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:15:35,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:15:35,442 INFO L82 PathProgramCache]: Analyzing trace with hash 367126868, now seen corresponding path program 1 times [2021-10-16 03:15:35,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:15:35,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507742666] [2021-10-16 03:15:35,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:15:35,444 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:15:35,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:15:35,445 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:15:35,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 03:15:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:15:35,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:15:35,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:15:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:35,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:15:36,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:36,092 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:15:36,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507742666] [2021-10-16 03:15:36,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [507742666] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:15:36,093 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:15:36,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 03:15:36,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265948590] [2021-10-16 03:15:36,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:15:36,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:15:36,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:15:36,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:15:36,096 INFO L87 Difference]: Start difference. First operand 421 states and 606 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:40,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:15:40,416 INFO L93 Difference]: Finished difference Result 1396 states and 2068 transitions. [2021-10-16 03:15:40,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 03:15:40,417 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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 85 [2021-10-16 03:15:40,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:15:40,424 INFO L225 Difference]: With dead ends: 1396 [2021-10-16 03:15:40,424 INFO L226 Difference]: Without dead ends: 977 [2021-10-16 03:15:40,426 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:15:40,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2021-10-16 03:15:40,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 560. [2021-10-16 03:15:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 559 states have (on average 1.404293381037567) internal successors, (785), 559 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 785 transitions. [2021-10-16 03:15:40,463 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 785 transitions. Word has length 85 [2021-10-16 03:15:40,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:15:40,464 INFO L470 AbstractCegarLoop]: Abstraction has 560 states and 785 transitions. [2021-10-16 03:15:40,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:15:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 785 transitions. [2021-10-16 03:15:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-16 03:15:40,478 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:15:40,479 INFO L512 BasicCegarLoop]: trace histogram [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, 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, 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, 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] [2021-10-16 03:15:40,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 03:15:40,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:15:40,709 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:15:40,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:15:40,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1785666887, now seen corresponding path program 1 times [2021-10-16 03:15:40,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:15:40,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1082728022] [2021-10-16 03:15:40,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:15:40,713 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:15:40,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:15:40,715 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:15:40,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 03:15:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:15:40,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-16 03:15:40,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:15:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:43,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:15:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:46,773 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:15:46,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1082728022] [2021-10-16 03:15:46,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1082728022] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:15:46,774 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [866389226] [2021-10-16 03:15:46,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:15:46,775 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:15:46,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:15:46,780 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:15:46,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-10-16 03:15:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:15:47,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-16 03:15:47,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:15:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:51,531 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:15:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:54,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [866389226] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:15:54,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079930668] [2021-10-16 03:15:54,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:15:54,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:15:54,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:15:54,294 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 03:15:54,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-16 03:15:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:15:55,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 03:15:55,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:15:57,492 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:15:57,493 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:00,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079930668] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:16:00,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-10-16 03:16:00,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [4, 4, 7, 7] total 19 [2021-10-16 03:16:00,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461648051] [2021-10-16 03:16:00,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-16 03:16:00,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:16:00,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-16 03:16:00,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2021-10-16 03:16:00,391 INFO L87 Difference]: Start difference. First operand 560 states and 785 transitions. Second operand has 8 states, 8 states have (on average 24.25) internal successors, (194), 7 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:05,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:16:05,801 INFO L93 Difference]: Finished difference Result 1328 states and 1853 transitions. [2021-10-16 03:16:05,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-16 03:16:05,804 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 24.25) internal successors, (194), 7 states have internal predecessors, (194), 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 151 [2021-10-16 03:16:05,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:16:05,811 INFO L225 Difference]: With dead ends: 1328 [2021-10-16 03:16:05,811 INFO L226 Difference]: Without dead ends: 909 [2021-10-16 03:16:05,813 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 904 GetRequests, 882 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 938.5ms TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2021-10-16 03:16:05,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2021-10-16 03:16:05,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 699. [2021-10-16 03:16:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 698 states have (on average 1.3094555873925502) internal successors, (914), 698 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 914 transitions. [2021-10-16 03:16:05,842 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 914 transitions. Word has length 151 [2021-10-16 03:16:05,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:16:05,843 INFO L470 AbstractCegarLoop]: Abstraction has 699 states and 914 transitions. [2021-10-16 03:16:05,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 24.25) internal successors, (194), 7 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 914 transitions. [2021-10-16 03:16:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-16 03:16:05,850 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:16:05,851 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:16:05,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:06,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:06,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:06,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:16:06,467 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:16:06,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:16:06,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1844844212, now seen corresponding path program 1 times [2021-10-16 03:16:06,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:16:06,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917550883] [2021-10-16 03:16:06,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:06,471 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:16:06,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:16:06,490 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:16:06,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-16 03:16:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:07,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 03:16:07,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:09,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:13,832 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:16:13,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917550883] [2021-10-16 03:16:13,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [917550883] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:16:13,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [906936118] [2021-10-16 03:16:13,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:13,833 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:16:13,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:16:13,834 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:16:13,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-10-16 03:16:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:15,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-16 03:16:15,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 81 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:18,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 81 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:21,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [906936118] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:16:21,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799269450] [2021-10-16 03:16:21,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:21,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:16:21,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:16:21,089 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 03:16:21,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-16 03:16:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:22,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-16 03:16:22,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:25,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:28,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799269450] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:16:28,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-10-16 03:16:28,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [4, 4, 8, 7] total 20 [2021-10-16 03:16:28,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265575502] [2021-10-16 03:16:28,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-16 03:16:28,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:16:28,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-16 03:16:28,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-10-16 03:16:28,348 INFO L87 Difference]: Start difference. First operand 699 states and 914 transitions. Second operand has 7 states, 7 states have (on average 31.714285714285715) internal successors, (222), 6 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:33,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:16:33,152 INFO L93 Difference]: Finished difference Result 1408 states and 1883 transitions. [2021-10-16 03:16:33,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 03:16:33,159 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 31.714285714285715) internal successors, (222), 6 states have internal predecessors, (222), 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 217 [2021-10-16 03:16:33,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:16:33,165 INFO L225 Difference]: With dead ends: 1408 [2021-10-16 03:16:33,165 INFO L226 Difference]: Without dead ends: 850 [2021-10-16 03:16:33,167 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1298 GetRequests, 1278 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1150.3ms TimeCoverageRelationStatistics Valid=97, Invalid=365, Unknown=0, NotChecked=0, Total=462 [2021-10-16 03:16:33,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2021-10-16 03:16:33,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 838. [2021-10-16 03:16:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 837 states have (on average 1.2700119474313023) internal successors, (1063), 837 states have internal predecessors, (1063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:33,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1063 transitions. [2021-10-16 03:16:33,203 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1063 transitions. Word has length 217 [2021-10-16 03:16:33,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:16:33,204 INFO L470 AbstractCegarLoop]: Abstraction has 838 states and 1063 transitions. [2021-10-16 03:16:33,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.714285714285715) internal successors, (222), 6 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1063 transitions. [2021-10-16 03:16:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-10-16 03:16:33,208 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:16:33,209 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:16:33,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:33,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:33,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-10-16 03:16:33,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:16:33,823 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:16:33,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:16:33,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1521646240, now seen corresponding path program 1 times [2021-10-16 03:16:33,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:16:33,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793802843] [2021-10-16 03:16:33,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:33,827 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:16:33,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:16:33,828 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:16:33,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-16 03:16:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:35,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-16 03:16:35,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 33 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:36,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 51 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:41,450 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:16:41,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793802843] [2021-10-16 03:16:41,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1793802843] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:16:41,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [992864657] [2021-10-16 03:16:41,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:41,451 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:16:41,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:16:41,451 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:16:41,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-16 03:16:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:44,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 03:16:44,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 90 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:46,853 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 90 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:48,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [992864657] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:16:48,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761225890] [2021-10-16 03:16:48,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:48,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:16:48,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:16:48,905 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 03:16:48,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-16 03:16:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:16:51,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 03:16:51,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:16:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:53,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:16:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:16:55,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [761225890] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:16:55,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-10-16 03:16:55,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [4, 4, 8, 8] total 21 [2021-10-16 03:16:55,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439271316] [2021-10-16 03:16:55,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-16 03:16:55,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:16:55,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-16 03:16:55,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2021-10-16 03:16:55,516 INFO L87 Difference]: Start difference. First operand 838 states and 1063 transitions. Second operand has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 6 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:57,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:16:57,927 INFO L93 Difference]: Finished difference Result 1590 states and 2035 transitions. [2021-10-16 03:16:57,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 03:16:57,928 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 6 states have internal predecessors, (226), 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 226 [2021-10-16 03:16:57,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:16:57,933 INFO L225 Difference]: With dead ends: 1590 [2021-10-16 03:16:57,933 INFO L226 Difference]: Without dead ends: 838 [2021-10-16 03:16:57,935 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1350 GetRequests, 1328 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1013.5ms TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2021-10-16 03:16:57,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-10-16 03:16:57,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2021-10-16 03:16:57,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 837 states have (on average 1.2640382317801673) internal successors, (1058), 837 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1058 transitions. [2021-10-16 03:16:57,958 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1058 transitions. Word has length 226 [2021-10-16 03:16:57,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:16:57,959 INFO L470 AbstractCegarLoop]: Abstraction has 838 states and 1058 transitions. [2021-10-16 03:16:57,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 6 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:16:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1058 transitions. [2021-10-16 03:16:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-10-16 03:16:57,963 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:16:57,964 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:16:57,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:58,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-16 03:16:58,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-10-16 03:16:58,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:16:58,579 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:16:58,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:16:58,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1183329606, now seen corresponding path program 1 times [2021-10-16 03:16:58,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:16:58,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904616249] [2021-10-16 03:16:58,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:16:58,582 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:16:58,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:16:58,583 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:16:58,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-16 03:17:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:17:00,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-16 03:17:01,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:17:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:01,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:17:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:28,931 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:17:28,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904616249] [2021-10-16 03:17:28,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904616249] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:17:28,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [226304818] [2021-10-16 03:17:28,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:17:28,932 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:17:28,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:17:28,934 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:17:28,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-10-16 03:17:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:17:32,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-16 03:17:32,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:17:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:33,607 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:17:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:44,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [226304818] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:17:44,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102029235] [2021-10-16 03:17:44,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:17:44,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 03:17:44,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:17:44,077 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 03:17:44,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-16 03:17:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:17:47,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-16 03:17:47,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:17:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:48,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:17:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:17:57,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102029235] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:17:57,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-16 03:17:57,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 4, 4, 4, 4] total 9 [2021-10-16 03:17:57,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695194124] [2021-10-16 03:17:57,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-16 03:17:57,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:17:57,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-16 03:17:57,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-16 03:17:57,479 INFO L87 Difference]: Start difference. First operand 838 states and 1058 transitions. Second operand has 10 states, 10 states have (on average 78.5) internal successors, (785), 9 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:22:34,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:22:34,937 INFO L93 Difference]: Finished difference Result 5014 states and 6545 transitions. [2021-10-16 03:22:34,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 03:22:34,938 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 78.5) internal successors, (785), 9 states have internal predecessors, (785), 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 262 [2021-10-16 03:22:34,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:22:34,961 INFO L225 Difference]: With dead ends: 5014 [2021-10-16 03:22:34,961 INFO L226 Difference]: Without dead ends: 4317 [2021-10-16 03:22:34,963 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1570 GetRequests, 1558 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3376.4ms TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2021-10-16 03:22:34,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2021-10-16 03:22:35,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3757. [2021-10-16 03:22:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3757 states, 3756 states have (on average 1.2460063897763578) internal successors, (4680), 3756 states have internal predecessors, (4680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:22:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 4680 transitions. [2021-10-16 03:22:35,111 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 4680 transitions. Word has length 262 [2021-10-16 03:22:35,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:22:35,112 INFO L470 AbstractCegarLoop]: Abstraction has 3757 states and 4680 transitions. [2021-10-16 03:22:35,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 78.5) internal successors, (785), 9 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:22:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 4680 transitions. [2021-10-16 03:22:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-10-16 03:22:35,119 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:22:35,120 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:22:35,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-16 03:22:35,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (13)] Ended with exit code 0 [2021-10-16 03:22:35,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2021-10-16 03:22:35,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt [2021-10-16 03:22:35,747 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:22:35,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:22:35,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1968255870, now seen corresponding path program 1 times [2021-10-16 03:22:35,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:22:35,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1466850229] [2021-10-16 03:22:35,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:22:35,749 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:22:35,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:22:35,750 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:22:35,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-16 03:22:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:22:38,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 03:22:38,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:22:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 2 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:22:40,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:23:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 2 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:23:04,968 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:23:04,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1466850229] [2021-10-16 03:23:04,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1466850229] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:23:04,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1418534397] [2021-10-16 03:23:04,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:23:04,969 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:23:04,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:23:04,985 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:23:04,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-10-16 03:23:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:23:09,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-16 03:23:09,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:23:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-10-16 03:23:10,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:23:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-10-16 03:23:10,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1418534397] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:23:10,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-16 03:23:10,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [4, 4] total 10 [2021-10-16 03:23:10,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925565673] [2021-10-16 03:23:10,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:23:10,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:23:10,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:23:10,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-10-16 03:23:10,560 INFO L87 Difference]: Start difference. First operand 3757 states and 4680 transitions. Second operand has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:23:20,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:23:20,963 INFO L93 Difference]: Finished difference Result 8811 states and 11031 transitions. [2021-10-16 03:23:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:23:20,964 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 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 267 [2021-10-16 03:23:20,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:23:20,988 INFO L225 Difference]: With dead ends: 8811 [2021-10-16 03:23:20,988 INFO L226 Difference]: Without dead ends: 5195 [2021-10-16 03:23:20,993 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1066 GetRequests, 1057 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1332.5ms TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-10-16 03:23:21,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5195 states. [2021-10-16 03:23:21,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5195 to 3757. [2021-10-16 03:23:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3757 states, 3756 states have (on average 1.1996805111821087) internal successors, (4506), 3756 states have internal predecessors, (4506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:23:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 4506 transitions. [2021-10-16 03:23:21,106 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 4506 transitions. Word has length 267 [2021-10-16 03:23:21,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:23:21,107 INFO L470 AbstractCegarLoop]: Abstraction has 3757 states and 4506 transitions. [2021-10-16 03:23:21,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:23:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 4506 transitions. [2021-10-16 03:23:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-10-16 03:23:21,115 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:23:21,115 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-16 03:23:21,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-16 03:23:21,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2021-10-16 03:23:21,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt [2021-10-16 03:23:21,556 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:23:21,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:23:21,556 INFO L82 PathProgramCache]: Analyzing trace with hash 234574481, now seen corresponding path program 1 times [2021-10-16 03:23:21,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:23:21,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447343225] [2021-10-16 03:23:21,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:23:21,558 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:23:21,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:23:21,559 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:23:21,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-16 03:23:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 03:23:24,809 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 03:23:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 03:23:25,224 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-16 03:23:25,225 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 03:23:25,225 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:23:25,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-16 03:23:25,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:23:25,434 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:23:25,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:23:25 BoogieIcfgContainer [2021-10-16 03:23:25,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:23:25,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:23:25,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:23:25,638 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:23:25,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:15:21" (3/4) ... [2021-10-16 03:23:25,640 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 03:23:25,806 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:23:25,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:23:25,808 INFO L168 Benchmark]: Toolchain (without parser) took 488057.89 ms. Allocated memory was 56.6 MB in the beginning and 350.2 MB in the end (delta: 293.6 MB). Free memory was 33.1 MB in the beginning and 106.9 MB in the end (delta: -73.8 MB). Peak memory consumption was 218.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,808 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:23:25,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.82 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 9.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.82 ms. Allocated memory is still 69.2 MB. Free memory was 32.7 MB in the beginning and 47.3 MB in the end (delta: -14.6 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,809 INFO L168 Benchmark]: Boogie Preprocessor took 117.78 ms. Allocated memory is still 69.2 MB. Free memory was 47.3 MB in the beginning and 43.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,810 INFO L168 Benchmark]: RCFGBuilder took 3250.85 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 42.8 MB in the beginning and 57.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,810 INFO L168 Benchmark]: TraceAbstraction took 483674.92 ms. Allocated memory was 86.0 MB in the beginning and 350.2 MB in the end (delta: 264.2 MB). Free memory was 56.9 MB in the beginning and 142.6 MB in the end (delta: -85.7 MB). Peak memory consumption was 178.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,811 INFO L168 Benchmark]: Witness Printer took 168.66 ms. Allocated memory is still 350.2 MB. Free memory was 142.6 MB in the beginning and 106.9 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:23:25,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 725.82 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 9.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.82 ms. Allocated memory is still 69.2 MB. Free memory was 32.7 MB in the beginning and 47.3 MB in the end (delta: -14.6 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.78 ms. Allocated memory is still 69.2 MB. Free memory was 47.3 MB in the beginning and 43.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3250.85 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 42.8 MB in the beginning and 57.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 483674.92 ms. Allocated memory was 86.0 MB in the beginning and 350.2 MB in the end (delta: 264.2 MB). Free memory was 56.9 MB in the beginning and 142.6 MB in the end (delta: -85.7 MB). Peak memory consumption was 178.3 MB. Max. memory is 16.1 GB. * Witness Printer took 168.66 ms. Allocated memory is still 350.2 MB. Free memory was 142.6 MB in the beginning and 106.9 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 71]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int inputC = 3; [L18] int inputD = 4; [L19] int inputE = 5; [L20] int inputF = 6; [L21] int inputB = 2; [L24] int a1 = 23; [L25] int a19 = 9; [L26] int a10 = 0; [L27] int a12 = 0; [L28] int a4 = 14; VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L589] int output = -1; VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L235] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L241] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L246] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L249] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L254] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L259] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L264] COND FALSE !((((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L270] COND FALSE !((((a4==14) && ((((((a10==2) && ((38 < a1) && (218 >= a1)) ) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3))) && (input == 2)) && (a19==9))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L275] COND FALSE !((((a10==1) && (((a12==0) && ((input == 6) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a4==14))) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L281] COND FALSE !(((((((input == 5) && (a4==14)) && 218 < a1 ) && (a10==4)) && (a19==9)) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L287] COND FALSE !(((a19==10) && ((a4==14) && ((a12==0) && ((input == 4) && ((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0))) || ((a10==1) && a1 <= -13 ))))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L293] COND FALSE !((((a12==0) && ((((a19==9) && (input == 4)) && 218 < a1 ) && (a10==1))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L296] COND FALSE !(((a10==1) && ((a4==14) && ((((a12==0) && (input == 2)) && (a19==9)) && 218 < a1 )))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L301] COND FALSE !((((a4==14) && (((input == 4) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3)))) && (a19==9))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L306] COND FALSE !(((((a12==0) && ((((a10==0) && 218 < a1 ) || ((a10==1) && a1 <= -13 )) && (input == 2))) && (a19==9)) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L311] COND FALSE !((((a4==14) && ((a12==0) && ((input == 3) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))))) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L316] COND FALSE !((((((a10==1) && ((a12==0) && (input == 6))) && (a19==10)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L322] COND FALSE !(((a19==9) && (((a10==4) && ( 218 < a1 && ((a4==14) && (input == 6)))) && (a12==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L327] COND FALSE !((((a10==0) && ((a12==0) && (((input == 4) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L330] COND FALSE !(((a19==9) && ((((a4==14) && ((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a12==0)) && (a10==2)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L333] COND FALSE !((((((a12==0) && ((input == 4) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a19==9)) && (a4==14)) && (a10==3))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L336] COND FALSE !((((a4==14) && (((a12==0) && ( 218 < a1 && (input == 6))) && (a19==10))) && (a10==1))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L339] COND FALSE !(((((((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a10==0)) && (a4==14)) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L345] COND FALSE !((((((( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 )) && (input == 3)) && (a4==14)) && (a12==0)) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L350] COND FALSE !(((a12==0) && ((a19==9) && (((input == 6) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))) && (a4==14))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L355] COND FALSE !((((a10==3) && (((a19==9) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5))) && (a12==0))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L361] COND FALSE !((((a12==0) && ((a10==1) && ( 218 < a1 && ((a19==9) && (input == 6))))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L364] COND FALSE !(((a10==0) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 3)) && (a19==10)) && (a4==14))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L367] COND FALSE !((((a10==4) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a4==14)) && (a19==9))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L370] COND FALSE !(((a4==14) && ((a10==1) && ((a19==9) && ((a12==0) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4))))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L375] COND FALSE !(((a4==14) && ((a19==9) && (((( a1 <= -13 && (a10==3)) || (( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 ))) && (input == 3)) && (a12==0))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L380] COND FALSE !((((((a4==14) && ((input == 6) && (a10==1))) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a19==10))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L385] COND FALSE !(((a4==14) && (((a12==0) && ( 218 < a1 && ((a19==9) && (input == 3)))) && (a10==4)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L388] COND FALSE !((((a4==14) && ((a12==0) && ((((a10==3) && 218 < a1 ) || ((a10==4) && a1 <= -13 )) && (input == 4)))) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L393] COND FALSE !((((a12==0) && (((a10==4) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3))) && (a4==14))) && (a19==9))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L398] COND FALSE !(((a19==9) && ((a4==14) && (((input == 5) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ((a10==3) && a1 <= -13 ))) && (a12==0))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L403] COND FALSE !(((a12==0) && (((a19==9) && ((((a10==0) && 218 < a1 ) || ( a1 <= -13 && (a10==1))) && (input == 5))) && (a4==14)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L408] COND FALSE !(( 218 < a1 && ((((a12==0) && ((a19==9) && (input == 2))) && (a10==4)) && (a4==14)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L413] COND FALSE !((((a12==0) && ((a19==9) && ((((a10==3) && a1 <= -13 ) || (((a10==2) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==2)))) && (input == 6)))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L418] COND FALSE !(((a19==9) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 5)) && (a4==14)) && (a10==2))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L424] COND FALSE !((((a10==1) && (((a12==0) && ((a19==10) && (input == 4))) && ((-13 < a1) && (38 >= a1)) )) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L429] COND FALSE !(((a12==0) && ((a4==14) && ( 218 < a1 && (((a10==1) && (input == 4)) && (a19==10)))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L435] COND FALSE !(((((((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a10==0)) && (a19==9)) && (a4==14)) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L440] COND FALSE !((((a4==14) && (((( a1 <= -13 && (a10==1)) || (((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0)))) && (input == 6)) && (a19==10))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L446] COND FALSE !(((a19==9) && ((((input == 4) && (( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 ))) && (a12==0)) && (a4==14)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L452] COND FALSE !((((a19==10) && ((a12==0) && ((((a10==1) && a1 <= -13 ) || (( ((38 < a1) && (218 >= a1)) && (a10==0)) || ((a10==0) && 218 < a1 ))) && (input == 3)))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L458] COND FALSE !(((a19==9) && (((a4==14) && ((((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4))) && (input == 5))) && (a12==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L464] COND FALSE !((((a12==0) && ((((input == 5) && (a19==10)) && ((38 < a1) && (218 >= a1)) ) && (a4==14))) && (a10==1))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L470] COND FALSE !(((a19==9) && ((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3)) && (a10==1)) && (a12==0))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L475] COND FALSE !(((a10==0) && ((a12==0) && ((((input == 5) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a4==14))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L481] COND FALSE !(( 218 < a1 && (((((input == 3) && (a10==1)) && (a12==0)) && (a4==14)) && (a19==10)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L486] COND FALSE !((((a12==0) && ((a19==9) && (((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a4==14)))) && (a10==3))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L491] COND FALSE !((((((a4==14) && ( ((38 < a1) && (218 >= a1)) && (input == 2))) && (a12==0)) && (a10==1)) && (a19==10))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L497] COND FALSE !((((a19==10) && ((a10==1) && ((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (input == 5))))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L503] COND FALSE !(((((a10==1) && (((input == 5) && 218 < a1 ) && (a4==14))) && (a19==10)) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L509] COND FALSE !((((a4==14) && ((a19==9) && ((input == 2) && (((a10==3) && 218 < a1 ) || ((a10==4) && a1 <= -13 ))))) && (a12==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L514] COND FALSE !((((a4==14) && (((a19==9) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 2))) && (a12==0))) && (a10==4))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L519] COND FALSE !(((a4==14) && (((a19==9) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 6)) && (a10==3))) && (a12==0)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L524] COND FALSE !((((a4==14) && ((((input == 6) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a12==0))) && (a10==0))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L527] COND FALSE !(((a12==0) && ((a4==14) && (((( a1 <= -13 && (a10==1)) || (((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0)))) && (input == 2)) && (a19==10))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L533] COND FALSE !((((a12==0) && ((a19==9) && ((a10==2) && ((input == 6) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))))) && (a4==14))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L536] COND FALSE !(((a4==14) && ((a19==9) && ((a12==0) && (((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a10==0)))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L539] COND FALSE !(((a19==9) && (((a10==1) && ((a12==0) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )))) && (a4==14)))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L544] COND FALSE !(((a19==9) && ((a4==14) && ((a10==1) && (((input == 5) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a12==0)))))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L550] COND TRUE ((a12==0) && (((((input == 6) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a19==9)) && (a4==14)) && (a10==0))) [L551] a1 = (((((a1 + -272193) - -47605) - -570122) % 89)+ 110) [L552] a10 = 1 [L554] return 25; VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L600] output = calculate_output(input) [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L235] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L241] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L246] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L249] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L254] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L259] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L264] COND FALSE !((((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L270] COND FALSE !((((a4==14) && ((((((a10==2) && ((38 < a1) && (218 >= a1)) ) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3))) && (input == 2)) && (a19==9))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L275] COND FALSE !((((a10==1) && (((a12==0) && ((input == 6) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a4==14))) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L281] COND FALSE !(((((((input == 5) && (a4==14)) && 218 < a1 ) && (a10==4)) && (a19==9)) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L287] COND FALSE !(((a19==10) && ((a4==14) && ((a12==0) && ((input == 4) && ((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0))) || ((a10==1) && a1 <= -13 ))))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L293] COND FALSE !((((a12==0) && ((((a19==9) && (input == 4)) && 218 < a1 ) && (a10==1))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L296] COND FALSE !(((a10==1) && ((a4==14) && ((((a12==0) && (input == 2)) && (a19==9)) && 218 < a1 )))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L301] COND FALSE !((((a4==14) && (((input == 4) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3)))) && (a19==9))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L306] COND FALSE !(((((a12==0) && ((((a10==0) && 218 < a1 ) || ((a10==1) && a1 <= -13 )) && (input == 2))) && (a19==9)) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L311] COND FALSE !((((a4==14) && ((a12==0) && ((input == 3) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))))) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L316] COND FALSE !((((((a10==1) && ((a12==0) && (input == 6))) && (a19==10)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L322] COND FALSE !(((a19==9) && (((a10==4) && ( 218 < a1 && ((a4==14) && (input == 6)))) && (a12==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L327] COND FALSE !((((a10==0) && ((a12==0) && (((input == 4) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L330] COND FALSE !(((a19==9) && ((((a4==14) && ((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a12==0)) && (a10==2)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L333] COND FALSE !((((((a12==0) && ((input == 4) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a19==9)) && (a4==14)) && (a10==3))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L336] COND FALSE !((((a4==14) && (((a12==0) && ( 218 < a1 && (input == 6))) && (a19==10))) && (a10==1))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L339] COND FALSE !(((((((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a10==0)) && (a4==14)) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L345] COND FALSE !((((((( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 )) && (input == 3)) && (a4==14)) && (a12==0)) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L350] COND FALSE !(((a12==0) && ((a19==9) && (((input == 6) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))) && (a4==14))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L355] COND FALSE !((((a10==3) && (((a19==9) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5))) && (a12==0))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L361] COND FALSE !((((a12==0) && ((a10==1) && ( 218 < a1 && ((a19==9) && (input == 6))))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L364] COND FALSE !(((a10==0) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 3)) && (a19==10)) && (a4==14))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L367] COND FALSE !((((a10==4) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a4==14)) && (a19==9))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L370] COND FALSE !(((a4==14) && ((a10==1) && ((a19==9) && ((a12==0) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4))))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L375] COND FALSE !(((a4==14) && ((a19==9) && (((( a1 <= -13 && (a10==3)) || (( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 ))) && (input == 3)) && (a12==0))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L380] COND FALSE !((((((a4==14) && ((input == 6) && (a10==1))) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a19==10))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L385] COND FALSE !(((a4==14) && (((a12==0) && ( 218 < a1 && ((a19==9) && (input == 3)))) && (a10==4)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L388] COND FALSE !((((a4==14) && ((a12==0) && ((((a10==3) && 218 < a1 ) || ((a10==4) && a1 <= -13 )) && (input == 4)))) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L393] COND FALSE !((((a12==0) && (((a10==4) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3))) && (a4==14))) && (a19==9))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L398] COND FALSE !(((a19==9) && ((a4==14) && (((input == 5) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ((a10==3) && a1 <= -13 ))) && (a12==0))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L403] COND FALSE !(((a12==0) && (((a19==9) && ((((a10==0) && 218 < a1 ) || ( a1 <= -13 && (a10==1))) && (input == 5))) && (a4==14)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L408] COND FALSE !(( 218 < a1 && ((((a12==0) && ((a19==9) && (input == 2))) && (a10==4)) && (a4==14)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L413] COND FALSE !((((a12==0) && ((a19==9) && ((((a10==3) && a1 <= -13 ) || (((a10==2) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==2)))) && (input == 6)))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L418] COND FALSE !(((a19==9) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 5)) && (a4==14)) && (a10==2))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L424] COND FALSE !((((a10==1) && (((a12==0) && ((a19==10) && (input == 4))) && ((-13 < a1) && (38 >= a1)) )) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L429] COND FALSE !(((a12==0) && ((a4==14) && ( 218 < a1 && (((a10==1) && (input == 4)) && (a19==10)))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L435] COND FALSE !(((((((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a10==0)) && (a19==9)) && (a4==14)) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L440] COND FALSE !((((a4==14) && (((( a1 <= -13 && (a10==1)) || (((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0)))) && (input == 6)) && (a19==10))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L446] COND FALSE !(((a19==9) && ((((input == 4) && (( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 ))) && (a12==0)) && (a4==14)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L452] COND FALSE !((((a19==10) && ((a12==0) && ((((a10==1) && a1 <= -13 ) || (( ((38 < a1) && (218 >= a1)) && (a10==0)) || ((a10==0) && 218 < a1 ))) && (input == 3)))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L458] COND FALSE !(((a19==9) && (((a4==14) && ((((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4))) && (input == 5))) && (a12==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L464] COND FALSE !((((a12==0) && ((((input == 5) && (a19==10)) && ((38 < a1) && (218 >= a1)) ) && (a4==14))) && (a10==1))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L470] COND FALSE !(((a19==9) && ((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3)) && (a10==1)) && (a12==0))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L475] COND FALSE !(((a10==0) && ((a12==0) && ((((input == 5) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a4==14))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L481] COND FALSE !(( 218 < a1 && (((((input == 3) && (a10==1)) && (a12==0)) && (a4==14)) && (a19==10)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L486] COND FALSE !((((a12==0) && ((a19==9) && (((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a4==14)))) && (a10==3))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L491] COND FALSE !((((((a4==14) && ( ((38 < a1) && (218 >= a1)) && (input == 2))) && (a12==0)) && (a10==1)) && (a19==10))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L497] COND FALSE !((((a19==10) && ((a10==1) && ((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (input == 5))))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L503] COND FALSE !(((((a10==1) && (((input == 5) && 218 < a1 ) && (a4==14))) && (a19==10)) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L509] COND FALSE !((((a4==14) && ((a19==9) && ((input == 2) && (((a10==3) && 218 < a1 ) || ((a10==4) && a1 <= -13 ))))) && (a12==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L514] COND FALSE !((((a4==14) && (((a19==9) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 2))) && (a12==0))) && (a10==4))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L519] COND FALSE !(((a4==14) && (((a19==9) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 6)) && (a10==3))) && (a12==0)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L524] COND FALSE !((((a4==14) && ((((input == 6) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a12==0))) && (a10==0))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L527] COND FALSE !(((a12==0) && ((a4==14) && (((( a1 <= -13 && (a10==1)) || (((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0)))) && (input == 2)) && (a19==10))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L533] COND FALSE !((((a12==0) && ((a19==9) && ((a10==2) && ((input == 6) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))))) && (a4==14))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L536] COND FALSE !(((a4==14) && ((a19==9) && ((a12==0) && (((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a10==0)))))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L539] COND FALSE !(((a19==9) && (((a10==1) && ((a12==0) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )))) && (a4==14)))) VAL [a1=169, a10=1, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L544] COND TRUE ((a19==9) && ((a4==14) && ((a10==1) && (((input == 5) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a12==0))))) [L545] a1 = (((a1 + -438195) * 1) * 1) [L546] a10 = 2 [L547] a19 = 8 [L549] return -1; VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L600] output = calculate_output(input) [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND TRUE (((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)) VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L71] reach_error() VAL [a1=4294529270, a10=2, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 483376.5ms, OverallIterations: 8, TraceHistogramMax: 3, EmptinessCheckTime: 78.8ms, AutomataDifference: 317441.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 311 SDtfs, 2621 SDslu, 151 SDs, 0 SdLazy, 7783 SolverSat, 1891 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 299896.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6392 GetRequests, 6303 SyntacticMatches, 3 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 7836.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=3757occurred in iteration=6, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 438.5ms AutomataMinimizationTime, 7 MinimizatonAttempts, 2637 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 339.2ms SsaConstructionTime, 1800.9ms SatisfiabilityAnalysisTime, 127544.7ms InterpolantComputationTime, 3490 NumberOfCodeBlocks, 3490 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 6380 ConstructedInterpolants, 0 QuantifiedInterpolants, 56126 SizeOfPredicates, 76 NumberOfNonLiveVariables, 4059 ConjunctsInSsa, 103 ConjunctsInUnsatCore, 32 InterpolantComputations, 12 PerfectInterpolantSequences, 1354/2788 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 RESULT: Ultimate proved your program to be incorrect! [2021-10-16 03:23:25,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61685e06-a9fb-4c4e-bf7d-81397cd79191/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...