./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 22:03:43,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:03:43,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:03:43,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:03:43,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:03:43,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:03:43,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:03:43,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:03:43,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:03:43,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:03:43,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:03:43,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:03:43,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:03:43,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:03:43,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:03:43,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:03:43,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:03:43,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:03:43,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:03:43,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:03:43,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:03:43,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:03:43,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:03:43,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:03:43,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:03:43,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:03:43,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:03:43,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:03:43,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:03:43,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:03:43,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:03:43,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:03:43,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:03:43,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:03:43,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:03:43,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:03:43,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:03:43,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:03:43,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:03:43,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:03:43,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:03:43,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 22:03:43,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:03:43,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:03:43,333 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:03:43,333 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:03:43,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:03:43,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:03:43,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:03:43,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:03:43,338 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:03:43,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:03:43,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:03:43,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:03:43,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:03:43,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:03:43,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:03:43,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:03:43,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:03:43,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:03:43,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:03:43,343 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:03:43,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:03:43,343 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:03:43,343 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 [2022-12-13 22:03:43,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:03:43,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:03:43,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:03:43,576 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:03:43,576 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:03:43,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2022-12-13 22:03:46,220 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:03:46,379 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:03:46,379 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2022-12-13 22:03:46,395 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/data/fcc990aff/fb08548e057440da8e896f64428b2152/FLAG2f363e0ee [2022-12-13 22:03:46,405 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/data/fcc990aff/fb08548e057440da8e896f64428b2152 [2022-12-13 22:03:46,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:03:46,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:03:46,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:03:46,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:03:46,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:03:46,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481d6cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46, skipping insertion in model container [2022-12-13 22:03:46,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:03:46,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:03:46,579 WARN L237 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_51eda9b7-4e96-413a-a969-f17a8d50d69c/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2022-12-13 22:03:46,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:03:46,590 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:03:46,624 WARN L237 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_51eda9b7-4e96-413a-a969-f17a8d50d69c/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2022-12-13 22:03:46,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:03:46,635 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:03:46,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46 WrapperNode [2022-12-13 22:03:46,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:03:46,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:03:46,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:03:46,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:03:46,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,671 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 530 [2022-12-13 22:03:46,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:03:46,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:03:46,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:03:46,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:03:46,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,692 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:03:46,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:03:46,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:03:46,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:03:46,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (1/1) ... [2022-12-13 22:03:46,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:03:46,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:46,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 22:03:46,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 22:03:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 22:03:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 22:03:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:03:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:03:46,822 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:03:46,824 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:03:46,836 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 22:03:47,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-12-13 22:03:47,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-12-13 22:03:47,255 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:03:47,263 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:03:47,264 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 22:03:47,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:03:47 BoogieIcfgContainer [2022-12-13 22:03:47,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:03:47,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 22:03:47,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 22:03:47,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 22:03:47,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:03:46" (1/3) ... [2022-12-13 22:03:47,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77712eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:03:47, skipping insertion in model container [2022-12-13 22:03:47,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:03:46" (2/3) ... [2022-12-13 22:03:47,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77712eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:03:47, skipping insertion in model container [2022-12-13 22:03:47,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:03:47" (3/3) ... [2022-12-13 22:03:47,274 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a_alt.BV.c.cil.c [2022-12-13 22:03:47,290 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 22:03:47,290 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-13 22:03:47,341 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 22:03:47,348 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@417953ef, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 22:03:47,348 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-13 22:03:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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) [2022-12-13 22:03:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 22:03:47,358 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:47,358 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:47,359 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:47,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:47,363 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2022-12-13 22:03:47,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:47,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860405195] [2022-12-13 22:03:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:47,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:47,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:47,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860405195] [2022-12-13 22:03:47,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860405195] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:47,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:47,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:47,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537833475] [2022-12-13 22:03:47,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:47,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:47,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:47,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:47,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:47,621 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-12-13 22:03:47,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:47,775 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2022-12-13 22:03:47,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:47,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-13 22:03:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:47,788 INFO L225 Difference]: With dead ends: 324 [2022-12-13 22:03:47,788 INFO L226 Difference]: Without dead ends: 156 [2022-12-13 22:03:47,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:47,795 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 211 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:47,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 206 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:47,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-12-13 22:03:47,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-12-13 22:03:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 148 states have (on average 1.5608108108108107) internal successors, (231), 155 states have internal predecessors, (231), 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) [2022-12-13 22:03:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2022-12-13 22:03:47,831 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2022-12-13 22:03:47,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:47,832 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2022-12-13 22:03:47,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-12-13 22:03:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2022-12-13 22:03:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-13 22:03:47,833 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:47,833 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:47,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 22:03:47,834 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:47,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:47,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2022-12-13 22:03:47,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:47,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053953809] [2022-12-13 22:03:47,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:47,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:47,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:47,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053953809] [2022-12-13 22:03:47,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053953809] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:47,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:47,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:47,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413288289] [2022-12-13 22:03:47,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:47,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:47,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:47,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:47,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:47,949 INFO L87 Difference]: Start difference. First operand 156 states and 231 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:48,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:48,054 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2022-12-13 22:03:48,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:48,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-13 22:03:48,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:48,056 INFO L225 Difference]: With dead ends: 314 [2022-12-13 22:03:48,056 INFO L226 Difference]: Without dead ends: 166 [2022-12-13 22:03:48,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,058 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 171 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:48,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 149 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:48,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-12-13 22:03:48,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2022-12-13 22:03:48,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 149 states have (on average 1.5570469798657718) internal successors, (232), 156 states have internal predecessors, (232), 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) [2022-12-13 22:03:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2022-12-13 22:03:48,071 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2022-12-13 22:03:48,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:48,072 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2022-12-13 22:03:48,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2022-12-13 22:03:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 22:03:48,073 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:48,073 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:48,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 22:03:48,073 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:48,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:48,074 INFO L85 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2022-12-13 22:03:48,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:48,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320991105] [2022-12-13 22:03:48,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:48,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:48,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:48,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320991105] [2022-12-13 22:03:48,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320991105] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:48,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:48,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:48,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996131370] [2022-12-13 22:03:48,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:48,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:48,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:48,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:48,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,151 INFO L87 Difference]: Start difference. First operand 157 states and 232 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-12-13 22:03:48,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:48,251 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2022-12-13 22:03:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:48,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 [2022-12-13 22:03:48,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:48,252 INFO L225 Difference]: With dead ends: 316 [2022-12-13 22:03:48,252 INFO L226 Difference]: Without dead ends: 167 [2022-12-13 22:03:48,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,254 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 169 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:48,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 150 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:48,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2022-12-13 22:03:48,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2022-12-13 22:03:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 150 states have (on average 1.5533333333333332) internal successors, (233), 157 states have internal predecessors, (233), 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) [2022-12-13 22:03:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2022-12-13 22:03:48,266 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2022-12-13 22:03:48,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:48,267 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2022-12-13 22:03:48,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-12-13 22:03:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2022-12-13 22:03:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 22:03:48,268 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:48,268 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:48,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 22:03:48,268 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:48,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:48,269 INFO L85 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2022-12-13 22:03:48,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:48,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845709715] [2022-12-13 22:03:48,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:48,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:48,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:48,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:48,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845709715] [2022-12-13 22:03:48,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845709715] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:48,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:48,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:48,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371108277] [2022-12-13 22:03:48,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:48,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:48,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:48,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:48,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,329 INFO L87 Difference]: Start difference. First operand 158 states and 233 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:48,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:48,425 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2022-12-13 22:03:48,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:48,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-13 22:03:48,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:48,427 INFO L225 Difference]: With dead ends: 318 [2022-12-13 22:03:48,427 INFO L226 Difference]: Without dead ends: 168 [2022-12-13 22:03:48,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,429 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 167 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:48,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 151 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:48,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2022-12-13 22:03:48,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2022-12-13 22:03:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 151 states have (on average 1.5496688741721854) internal successors, (234), 158 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2022-12-13 22:03:48,440 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2022-12-13 22:03:48,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:48,441 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2022-12-13 22:03:48,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2022-12-13 22:03:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 22:03:48,442 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:48,442 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:48,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 22:03:48,442 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:48,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:48,443 INFO L85 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2022-12-13 22:03:48,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:48,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951821065] [2022-12-13 22:03:48,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:48,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:48,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:48,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951821065] [2022-12-13 22:03:48,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951821065] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:48,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:48,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:48,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037608073] [2022-12-13 22:03:48,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:48,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:48,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:48,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:48,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,509 INFO L87 Difference]: Start difference. First operand 159 states and 234 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2022-12-13 22:03:48,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:48,608 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2022-12-13 22:03:48,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:48,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 21 [2022-12-13 22:03:48,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:48,609 INFO L225 Difference]: With dead ends: 320 [2022-12-13 22:03:48,609 INFO L226 Difference]: Without dead ends: 169 [2022-12-13 22:03:48,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,611 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 165 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:48,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 152 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:48,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2022-12-13 22:03:48,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2022-12-13 22:03:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 152 states have (on average 1.5460526315789473) internal successors, (235), 159 states have internal predecessors, (235), 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) [2022-12-13 22:03:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2022-12-13 22:03:48,625 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2022-12-13 22:03:48,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:48,626 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2022-12-13 22:03:48,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2022-12-13 22:03:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2022-12-13 22:03:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-13 22:03:48,627 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:48,627 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:48,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 22:03:48,628 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:48,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:48,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2022-12-13 22:03:48,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:48,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246365803] [2022-12-13 22:03:48,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:48,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:48,643 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:48,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1525908290] [2022-12-13 22:03:48,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:48,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:48,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:48,646 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:48,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 22:03:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:48,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:03:48,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:48,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:48,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:48,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246365803] [2022-12-13 22:03:48,775 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:48,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525908290] [2022-12-13 22:03:48,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525908290] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:48,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:48,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:48,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958453185] [2022-12-13 22:03:48,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:48,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:48,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:48,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:48,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,777 INFO L87 Difference]: Start difference. First operand 160 states and 235 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2022-12-13 22:03:48,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:48,814 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2022-12-13 22:03:48,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:48,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-12-13 22:03:48,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:48,817 INFO L225 Difference]: With dead ends: 456 [2022-12-13 22:03:48,817 INFO L226 Difference]: Without dead ends: 304 [2022-12-13 22:03:48,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:48,819 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 156 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:48,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:48,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2022-12-13 22:03:48,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2022-12-13 22:03:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 292 states have (on average 1.5308219178082192) internal successors, (447), 299 states have internal predecessors, (447), 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) [2022-12-13 22:03:48,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2022-12-13 22:03:48,840 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2022-12-13 22:03:48,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:48,841 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2022-12-13 22:03:48,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2022-12-13 22:03:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2022-12-13 22:03:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-13 22:03:48,844 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:48,844 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 22:03:48,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 22:03:49,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-13 22:03:49,045 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:49,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:49,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2022-12-13 22:03:49,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:49,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725260029] [2022-12-13 22:03:49,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:49,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:49,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:49,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725260029] [2022-12-13 22:03:49,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725260029] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:49,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:49,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:49,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100595309] [2022-12-13 22:03:49,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:49,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:49,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:49,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:49,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,122 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-12-13 22:03:49,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:49,243 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2022-12-13 22:03:49,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:49,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2022-12-13 22:03:49,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:49,244 INFO L225 Difference]: With dead ends: 654 [2022-12-13 22:03:49,244 INFO L226 Difference]: Without dead ends: 362 [2022-12-13 22:03:49,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,245 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 141 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:49,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 162 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:49,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-12-13 22:03:49,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2022-12-13 22:03:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 354 states have (on average 1.5564971751412429) internal successors, (551), 361 states have internal predecessors, (551), 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) [2022-12-13 22:03:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2022-12-13 22:03:49,257 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2022-12-13 22:03:49,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:49,257 INFO L495 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2022-12-13 22:03:49,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-12-13 22:03:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2022-12-13 22:03:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-13 22:03:49,259 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:49,259 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:03:49,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 22:03:49,259 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:49,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:49,260 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2022-12-13 22:03:49,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:49,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312981923] [2022-12-13 22:03:49,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:49,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:49,267 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:49,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978763207] [2022-12-13 22:03:49,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:49,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:49,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:49,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:49,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 22:03:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:49,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:03:49,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:03:49,367 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:49,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:49,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312981923] [2022-12-13 22:03:49,367 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:49,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978763207] [2022-12-13 22:03:49,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978763207] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:49,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:49,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:49,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698188430] [2022-12-13 22:03:49,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:49,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:49,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:49,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:49,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,369 INFO L87 Difference]: Start difference. First operand 362 states and 551 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-12-13 22:03:49,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:49,411 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2022-12-13 22:03:49,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:49,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2022-12-13 22:03:49,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:49,414 INFO L225 Difference]: With dead ends: 720 [2022-12-13 22:03:49,414 INFO L226 Difference]: Without dead ends: 537 [2022-12-13 22:03:49,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,415 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 157 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:49,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 381 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:49,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2022-12-13 22:03:49,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2022-12-13 22:03:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 525 states have (on average 1.5542857142857143) internal successors, (816), 532 states have internal predecessors, (816), 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) [2022-12-13 22:03:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2022-12-13 22:03:49,442 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2022-12-13 22:03:49,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:49,443 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2022-12-13 22:03:49,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-12-13 22:03:49,443 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2022-12-13 22:03:49,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-13 22:03:49,445 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:49,445 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:49,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 22:03:49,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:49,647 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:49,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:49,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2022-12-13 22:03:49,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:49,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525733727] [2022-12-13 22:03:49,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:49,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:49,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:49,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525733727] [2022-12-13 22:03:49,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525733727] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:49,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:49,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:49,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413543932] [2022-12-13 22:03:49,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:49,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:49,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:49,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:49,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,817 INFO L87 Difference]: Start difference. First operand 533 states and 816 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-12-13 22:03:49,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:49,921 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2022-12-13 22:03:49,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:49,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-12-13 22:03:49,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:49,924 INFO L225 Difference]: With dead ends: 1112 [2022-12-13 22:03:49,924 INFO L226 Difference]: Without dead ends: 587 [2022-12-13 22:03:49,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:49,925 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 163 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:49,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 145 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:49,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2022-12-13 22:03:49,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2022-12-13 22:03:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 573 states have (on average 1.5340314136125655) internal successors, (879), 580 states have internal predecessors, (879), 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) [2022-12-13 22:03:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2022-12-13 22:03:49,960 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2022-12-13 22:03:49,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:49,960 INFO L495 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2022-12-13 22:03:49,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-12-13 22:03:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2022-12-13 22:03:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-13 22:03:49,961 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:49,961 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:49,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 22:03:49,961 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:49,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:49,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2022-12-13 22:03:49,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:49,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957222181] [2022-12-13 22:03:49,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:49,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:50,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:50,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957222181] [2022-12-13 22:03:50,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957222181] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:50,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:50,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:50,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746887700] [2022-12-13 22:03:50,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:50,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:50,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:50,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:50,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,002 INFO L87 Difference]: Start difference. First operand 581 states and 879 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-12-13 22:03:50,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:50,107 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2022-12-13 22:03:50,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:50,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 58 [2022-12-13 22:03:50,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:50,111 INFO L225 Difference]: With dead ends: 1163 [2022-12-13 22:03:50,111 INFO L226 Difference]: Without dead ends: 590 [2022-12-13 22:03:50,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,113 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 161 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:50,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 146 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:50,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2022-12-13 22:03:50,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2022-12-13 22:03:50,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 576 states have (on average 1.5260416666666667) internal successors, (879), 583 states have internal predecessors, (879), 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) [2022-12-13 22:03:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2022-12-13 22:03:50,131 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2022-12-13 22:03:50,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:50,131 INFO L495 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2022-12-13 22:03:50,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-12-13 22:03:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2022-12-13 22:03:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-13 22:03:50,132 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:50,132 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:50,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 22:03:50,133 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:50,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:50,133 INFO L85 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2022-12-13 22:03:50,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:50,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613214787] [2022-12-13 22:03:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:50,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:50,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613214787] [2022-12-13 22:03:50,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613214787] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:50,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:50,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:50,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035195447] [2022-12-13 22:03:50,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:50,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:50,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:50,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:50,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,186 INFO L87 Difference]: Start difference. First operand 584 states and 879 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-12-13 22:03:50,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:50,304 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2022-12-13 22:03:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:50,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 71 [2022-12-13 22:03:50,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:50,306 INFO L225 Difference]: With dead ends: 1292 [2022-12-13 22:03:50,306 INFO L226 Difference]: Without dead ends: 716 [2022-12-13 22:03:50,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,308 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 147 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:50,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 147 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:50,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2022-12-13 22:03:50,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2022-12-13 22:03:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 702 states have (on average 1.5555555555555556) internal successors, (1092), 709 states have internal predecessors, (1092), 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) [2022-12-13 22:03:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2022-12-13 22:03:50,329 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2022-12-13 22:03:50,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:50,329 INFO L495 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2022-12-13 22:03:50,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-12-13 22:03:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2022-12-13 22:03:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 22:03:50,330 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:50,330 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:50,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 22:03:50,330 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:50,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:50,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2022-12-13 22:03:50,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:50,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642651349] [2022-12-13 22:03:50,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:50,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:50,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:50,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642651349] [2022-12-13 22:03:50,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642651349] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:50,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:50,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:50,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755491121] [2022-12-13 22:03:50,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:50,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:50,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:50,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:50,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,400 INFO L87 Difference]: Start difference. First operand 710 states and 1092 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-12-13 22:03:50,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:50,525 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2022-12-13 22:03:50,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:50,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2022-12-13 22:03:50,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:50,528 INFO L225 Difference]: With dead ends: 1514 [2022-12-13 22:03:50,529 INFO L226 Difference]: Without dead ends: 812 [2022-12-13 22:03:50,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,530 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 149 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:50,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 154 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2022-12-13 22:03:50,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2022-12-13 22:03:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 783 states have (on average 1.5478927203065134) internal successors, (1212), 790 states have internal predecessors, (1212), 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) [2022-12-13 22:03:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2022-12-13 22:03:50,552 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2022-12-13 22:03:50,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:50,553 INFO L495 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2022-12-13 22:03:50,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-12-13 22:03:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2022-12-13 22:03:50,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 22:03:50,554 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:50,554 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:50,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 22:03:50,554 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:50,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:50,555 INFO L85 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2022-12-13 22:03:50,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:50,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644818736] [2022-12-13 22:03:50,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:50,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:50,609 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:50,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:50,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644818736] [2022-12-13 22:03:50,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644818736] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:50,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:50,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:50,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347725675] [2022-12-13 22:03:50,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:50,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:50,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:50,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:50,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,610 INFO L87 Difference]: Start difference. First operand 791 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-12-13 22:03:50,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:50,752 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2022-12-13 22:03:50,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:50,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2022-12-13 22:03:50,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:50,754 INFO L225 Difference]: With dead ends: 1583 [2022-12-13 22:03:50,754 INFO L226 Difference]: Without dead ends: 800 [2022-12-13 22:03:50,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,756 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 146 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:50,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 147 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:50,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-12-13 22:03:50,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2022-12-13 22:03:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5419847328244274) internal successors, (1212), 793 states have internal predecessors, (1212), 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) [2022-12-13 22:03:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2022-12-13 22:03:50,782 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2022-12-13 22:03:50,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:50,782 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2022-12-13 22:03:50,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-12-13 22:03:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2022-12-13 22:03:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 22:03:50,783 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:50,783 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-13 22:03:50,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 22:03:50,784 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:50,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:50,784 INFO L85 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2022-12-13 22:03:50,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:50,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253522995] [2022-12-13 22:03:50,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:50,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:50,833 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:50,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:50,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253522995] [2022-12-13 22:03:50,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253522995] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:50,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:50,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:50,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257950934] [2022-12-13 22:03:50,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:50,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:50,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:50,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:50,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,835 INFO L87 Difference]: Start difference. First operand 794 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2022-12-13 22:03:50,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:50,974 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2022-12-13 22:03:50,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:50,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 73 [2022-12-13 22:03:50,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:50,978 INFO L225 Difference]: With dead ends: 1601 [2022-12-13 22:03:50,978 INFO L226 Difference]: Without dead ends: 815 [2022-12-13 22:03:50,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:50,980 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 148 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:50,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 154 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:50,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2022-12-13 22:03:51,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2022-12-13 22:03:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5305343511450382) internal successors, (1203), 793 states have internal predecessors, (1203), 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) [2022-12-13 22:03:51,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2022-12-13 22:03:51,023 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2022-12-13 22:03:51,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:51,023 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2022-12-13 22:03:51,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2022-12-13 22:03:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2022-12-13 22:03:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-13 22:03:51,024 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:51,025 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:51,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 22:03:51,025 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:51,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:51,025 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2022-12-13 22:03:51,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:51,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770487845] [2022-12-13 22:03:51,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:51,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:51,036 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:51,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1672613716] [2022-12-13 22:03:51,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:51,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:51,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:51,038 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:51,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 22:03:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:51,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:03:51,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 22:03:51,145 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:51,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:51,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770487845] [2022-12-13 22:03:51,145 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:51,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672613716] [2022-12-13 22:03:51,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672613716] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:51,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:51,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:51,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356765968] [2022-12-13 22:03:51,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:51,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:51,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:51,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:51,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,147 INFO L87 Difference]: Start difference. First operand 794 states and 1203 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-12-13 22:03:51,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:51,202 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2022-12-13 22:03:51,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:51,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 77 [2022-12-13 22:03:51,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:51,205 INFO L225 Difference]: With dead ends: 1584 [2022-12-13 22:03:51,205 INFO L226 Difference]: Without dead ends: 1056 [2022-12-13 22:03:51,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,206 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 155 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:51,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 380 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:51,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2022-12-13 22:03:51,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2022-12-13 22:03:51,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1044 states have (on average 1.5306513409961686) internal successors, (1598), 1051 states have internal predecessors, (1598), 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) [2022-12-13 22:03:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2022-12-13 22:03:51,236 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2022-12-13 22:03:51,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:51,236 INFO L495 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2022-12-13 22:03:51,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-12-13 22:03:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2022-12-13 22:03:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 22:03:51,237 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:51,237 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-12-13 22:03:51,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 22:03:51,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-13 22:03:51,438 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:51,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:51,438 INFO L85 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2022-12-13 22:03:51,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:51,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464563464] [2022-12-13 22:03:51,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:51,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:51,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:51,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464563464] [2022-12-13 22:03:51,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464563464] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:51,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:51,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:51,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125517498] [2022-12-13 22:03:51,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:51,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:51,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:51,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:51,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,493 INFO L87 Difference]: Start difference. First operand 1052 states and 1598 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2022-12-13 22:03:51,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:51,641 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2022-12-13 22:03:51,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:51,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 87 [2022-12-13 22:03:51,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:51,645 INFO L225 Difference]: With dead ends: 2280 [2022-12-13 22:03:51,645 INFO L226 Difference]: Without dead ends: 1236 [2022-12-13 22:03:51,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,646 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:51,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 151 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:51,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2022-12-13 22:03:51,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2022-12-13 22:03:51,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1216 states have (on average 1.5411184210526316) internal successors, (1874), 1223 states have internal predecessors, (1874), 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) [2022-12-13 22:03:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2022-12-13 22:03:51,682 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2022-12-13 22:03:51,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:51,682 INFO L495 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2022-12-13 22:03:51,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2022-12-13 22:03:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2022-12-13 22:03:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 22:03:51,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:51,684 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-12-13 22:03:51,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 22:03:51,684 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:51,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:51,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2022-12-13 22:03:51,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:51,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977827368] [2022-12-13 22:03:51,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 22:03:51,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:51,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977827368] [2022-12-13 22:03:51,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977827368] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:51,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:51,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:51,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627883373] [2022-12-13 22:03:51,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:51,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:51,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:51,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:51,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,737 INFO L87 Difference]: Start difference. First operand 1224 states and 1874 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-12-13 22:03:51,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:51,902 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2022-12-13 22:03:51,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:51,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 88 [2022-12-13 22:03:51,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:51,905 INFO L225 Difference]: With dead ends: 2500 [2022-12-13 22:03:51,905 INFO L226 Difference]: Without dead ends: 1276 [2022-12-13 22:03:51,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:51,907 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:51,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 150 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:51,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2022-12-13 22:03:51,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2022-12-13 22:03:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1256 states have (on average 1.552547770700637) internal successors, (1950), 1263 states have internal predecessors, (1950), 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) [2022-12-13 22:03:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2022-12-13 22:03:51,965 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2022-12-13 22:03:51,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:51,965 INFO L495 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2022-12-13 22:03:51,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-12-13 22:03:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2022-12-13 22:03:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-13 22:03:51,966 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:51,966 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:51,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 22:03:51,967 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:51,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:51,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2022-12-13 22:03:51,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:51,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129294324] [2022-12-13 22:03:51,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:51,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 22:03:52,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:52,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129294324] [2022-12-13 22:03:52,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129294324] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:52,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:52,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:52,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94551139] [2022-12-13 22:03:52,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:52,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:52,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:52,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:52,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,025 INFO L87 Difference]: Start difference. First operand 1264 states and 1950 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-12-13 22:03:52,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:52,173 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2022-12-13 22:03:52,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:52,174 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 98 [2022-12-13 22:03:52,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:52,178 INFO L225 Difference]: With dead ends: 2668 [2022-12-13 22:03:52,178 INFO L226 Difference]: Without dead ends: 1412 [2022-12-13 22:03:52,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,180 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 151 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:52,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 165 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:52,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-12-13 22:03:52,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2022-12-13 22:03:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5383480825958702) internal successors, (2086), 1363 states have internal predecessors, (2086), 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) [2022-12-13 22:03:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2022-12-13 22:03:52,245 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2022-12-13 22:03:52,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:52,245 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2022-12-13 22:03:52,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-12-13 22:03:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2022-12-13 22:03:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-13 22:03:52,247 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:52,247 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:52,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 22:03:52,248 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:52,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:52,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2022-12-13 22:03:52,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:52,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383243231] [2022-12-13 22:03:52,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:52,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 22:03:52,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:52,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383243231] [2022-12-13 22:03:52,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383243231] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:52,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:52,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:52,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994911708] [2022-12-13 22:03:52,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:52,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:52,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:52,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:52,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,325 INFO L87 Difference]: Start difference. First operand 1364 states and 2086 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-12-13 22:03:52,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:52,472 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2022-12-13 22:03:52,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:52,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 99 [2022-12-13 22:03:52,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:52,475 INFO L225 Difference]: With dead ends: 2768 [2022-12-13 22:03:52,475 INFO L226 Difference]: Without dead ends: 1412 [2022-12-13 22:03:52,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,477 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 150 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:52,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 165 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:52,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-12-13 22:03:52,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2022-12-13 22:03:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5235988200589972) internal successors, (2066), 1363 states have internal predecessors, (2066), 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) [2022-12-13 22:03:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2022-12-13 22:03:52,518 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2022-12-13 22:03:52,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:52,518 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2022-12-13 22:03:52,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-12-13 22:03:52,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2022-12-13 22:03:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-13 22:03:52,519 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:52,519 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:52,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 22:03:52,520 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:52,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:52,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2022-12-13 22:03:52,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:52,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193965461] [2022-12-13 22:03:52,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:52,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:52,530 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:52,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [120074102] [2022-12-13 22:03:52,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:52,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:52,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:52,531 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:52,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 22:03:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:52,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:03:52,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:52,649 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-13 22:03:52,650 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:52,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:52,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193965461] [2022-12-13 22:03:52,650 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:52,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120074102] [2022-12-13 22:03:52,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120074102] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:52,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:52,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:52,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210048193] [2022-12-13 22:03:52,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:52,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:52,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:52,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:52,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,652 INFO L87 Difference]: Start difference. First operand 1364 states and 2066 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2022-12-13 22:03:52,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:52,825 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2022-12-13 22:03:52,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:52,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 117 [2022-12-13 22:03:52,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:52,828 INFO L225 Difference]: With dead ends: 2756 [2022-12-13 22:03:52,828 INFO L226 Difference]: Without dead ends: 1400 [2022-12-13 22:03:52,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:52,830 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 31 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:52,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 308 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:52,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2022-12-13 22:03:52,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2022-12-13 22:03:52,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.4705014749262537) internal successors, (1994), 1363 states have internal predecessors, (1994), 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) [2022-12-13 22:03:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2022-12-13 22:03:52,869 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2022-12-13 22:03:52,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:52,869 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2022-12-13 22:03:52,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2022-12-13 22:03:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2022-12-13 22:03:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 22:03:52,871 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:52,871 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2022-12-13 22:03:52,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 22:03:53,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:53,071 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:53,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:53,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2022-12-13 22:03:53,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:53,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093999633] [2022-12-13 22:03:53,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:53,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-13 22:03:53,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:53,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093999633] [2022-12-13 22:03:53,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093999633] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:53,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:53,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:53,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226870691] [2022-12-13 22:03:53,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:53,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:53,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:53,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:53,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,160 INFO L87 Difference]: Start difference. First operand 1364 states and 1994 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-12-13 22:03:53,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:53,306 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2022-12-13 22:03:53,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:53,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 118 [2022-12-13 22:03:53,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:53,311 INFO L225 Difference]: With dead ends: 2828 [2022-12-13 22:03:53,311 INFO L226 Difference]: Without dead ends: 1472 [2022-12-13 22:03:53,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,313 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 153 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:53,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 150 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:53,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2022-12-13 22:03:53,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2022-12-13 22:03:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4586776859504131) internal successors, (2118), 1459 states have internal predecessors, (2118), 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) [2022-12-13 22:03:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2022-12-13 22:03:53,361 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2022-12-13 22:03:53,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:53,361 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2022-12-13 22:03:53,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-12-13 22:03:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2022-12-13 22:03:53,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-13 22:03:53,363 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:53,363 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2022-12-13 22:03:53,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 22:03:53,363 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:53,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:53,363 INFO L85 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2022-12-13 22:03:53,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:53,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170675869] [2022-12-13 22:03:53,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:53,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-13 22:03:53,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:53,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170675869] [2022-12-13 22:03:53,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170675869] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:53,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:53,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:53,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523624523] [2022-12-13 22:03:53,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:53,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:53,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:53,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:53,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,416 INFO L87 Difference]: Start difference. First operand 1460 states and 2118 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:53,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:53,571 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2022-12-13 22:03:53,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:53,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2022-12-13 22:03:53,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:53,576 INFO L225 Difference]: With dead ends: 2924 [2022-12-13 22:03:53,576 INFO L226 Difference]: Without dead ends: 1472 [2022-12-13 22:03:53,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,579 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 152 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:53,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 149 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:53,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2022-12-13 22:03:53,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2022-12-13 22:03:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4449035812672177) internal successors, (2098), 1459 states have internal predecessors, (2098), 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) [2022-12-13 22:03:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2022-12-13 22:03:53,653 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2022-12-13 22:03:53,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:53,653 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2022-12-13 22:03:53,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:03:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2022-12-13 22:03:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-13 22:03:53,655 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:53,656 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:53,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 22:03:53,656 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:53,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:53,656 INFO L85 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2022-12-13 22:03:53,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:53,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425117130] [2022-12-13 22:03:53,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 22:03:53,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:53,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425117130] [2022-12-13 22:03:53,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425117130] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:53,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:53,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:53,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624748979] [2022-12-13 22:03:53,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:53,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:53,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:53,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:53,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,733 INFO L87 Difference]: Start difference. First operand 1460 states and 2098 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-12-13 22:03:53,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:53,918 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2022-12-13 22:03:53,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:53,919 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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 127 [2022-12-13 22:03:53,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:53,924 INFO L225 Difference]: With dead ends: 3092 [2022-12-13 22:03:53,924 INFO L226 Difference]: Without dead ends: 1640 [2022-12-13 22:03:53,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:53,926 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 132 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:53,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 158 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:53,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2022-12-13 22:03:54,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2022-12-13 22:03:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1616 states have (on average 1.4467821782178218) internal successors, (2338), 1623 states have internal predecessors, (2338), 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) [2022-12-13 22:03:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2022-12-13 22:03:54,020 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2022-12-13 22:03:54,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:54,021 INFO L495 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2022-12-13 22:03:54,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-12-13 22:03:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2022-12-13 22:03:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-13 22:03:54,024 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:54,024 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2022-12-13 22:03:54,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 22:03:54,025 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:54,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:54,025 INFO L85 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2022-12-13 22:03:54,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:54,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586694779] [2022-12-13 22:03:54,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 22:03:54,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:54,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586694779] [2022-12-13 22:03:54,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586694779] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:54,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:54,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:54,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297435364] [2022-12-13 22:03:54,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:54,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:54,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:54,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:54,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,074 INFO L87 Difference]: Start difference. First operand 1624 states and 2338 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2022-12-13 22:03:54,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:54,236 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2022-12-13 22:03:54,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:54,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 128 [2022-12-13 22:03:54,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:54,239 INFO L225 Difference]: With dead ends: 3256 [2022-12-13 22:03:54,239 INFO L226 Difference]: Without dead ends: 1632 [2022-12-13 22:03:54,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,241 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 131 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:54,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 154 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:54,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2022-12-13 22:03:54,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2022-12-13 22:03:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1616 states, 1608 states have (on average 1.4440298507462686) internal successors, (2322), 1615 states have internal predecessors, (2322), 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) [2022-12-13 22:03:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2022-12-13 22:03:54,288 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2022-12-13 22:03:54,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:54,288 INFO L495 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2022-12-13 22:03:54,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2022-12-13 22:03:54,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2022-12-13 22:03:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-13 22:03:54,290 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:54,290 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2022-12-13 22:03:54,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-13 22:03:54,290 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:54,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:54,291 INFO L85 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2022-12-13 22:03:54,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:54,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825588968] [2022-12-13 22:03:54,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:54,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-12-13 22:03:54,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:54,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825588968] [2022-12-13 22:03:54,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825588968] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:54,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:54,342 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:54,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922753192] [2022-12-13 22:03:54,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:54,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:54,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:54,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:54,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,343 INFO L87 Difference]: Start difference. First operand 1616 states and 2322 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-12-13 22:03:54,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:54,519 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2022-12-13 22:03:54,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:54,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 139 [2022-12-13 22:03:54,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:54,522 INFO L225 Difference]: With dead ends: 3324 [2022-12-13 22:03:54,522 INFO L226 Difference]: Without dead ends: 1716 [2022-12-13 22:03:54,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,524 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 155 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:54,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 151 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:54,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2022-12-13 22:03:54,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2022-12-13 22:03:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.429078014184397) internal successors, (2418), 1699 states have internal predecessors, (2418), 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) [2022-12-13 22:03:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2022-12-13 22:03:54,571 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2022-12-13 22:03:54,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:54,571 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2022-12-13 22:03:54,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-12-13 22:03:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2022-12-13 22:03:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-13 22:03:54,573 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:54,573 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 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] [2022-12-13 22:03:54,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-13 22:03:54,574 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:54,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:54,574 INFO L85 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2022-12-13 22:03:54,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:54,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913166586] [2022-12-13 22:03:54,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:54,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-12-13 22:03:54,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:54,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913166586] [2022-12-13 22:03:54,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913166586] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:54,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:54,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:54,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175787722] [2022-12-13 22:03:54,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:54,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:54,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:54,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:54,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,630 INFO L87 Difference]: Start difference. First operand 1700 states and 2418 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-12-13 22:03:54,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:54,797 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2022-12-13 22:03:54,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:54,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 140 [2022-12-13 22:03:54,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:54,804 INFO L225 Difference]: With dead ends: 3408 [2022-12-13 22:03:54,804 INFO L226 Difference]: Without dead ends: 1716 [2022-12-13 22:03:54,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,806 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 154 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:54,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 150 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:54,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2022-12-13 22:03:54,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2022-12-13 22:03:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.4125295508274232) internal successors, (2390), 1699 states have internal predecessors, (2390), 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) [2022-12-13 22:03:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2022-12-13 22:03:54,903 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2022-12-13 22:03:54,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:54,904 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2022-12-13 22:03:54,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-12-13 22:03:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2022-12-13 22:03:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-13 22:03:54,908 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:54,908 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2022-12-13 22:03:54,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-13 22:03:54,908 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:54,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:54,909 INFO L85 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2022-12-13 22:03:54,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:54,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042283231] [2022-12-13 22:03:54,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:54,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2022-12-13 22:03:54,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:54,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042283231] [2022-12-13 22:03:54,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042283231] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:54,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:54,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:54,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297884754] [2022-12-13 22:03:54,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:54,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:54,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:54,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:54,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:54,949 INFO L87 Difference]: Start difference. First operand 1700 states and 2390 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-12-13 22:03:55,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:55,035 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2022-12-13 22:03:55,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:55,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 155 [2022-12-13 22:03:55,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:55,039 INFO L225 Difference]: With dead ends: 3374 [2022-12-13 22:03:55,039 INFO L226 Difference]: Without dead ends: 1682 [2022-12-13 22:03:55,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:55,042 INFO L413 NwaCegarLoop]: 309 mSDtfsCounter, 174 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:55,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 491 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:55,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2022-12-13 22:03:55,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2022-12-13 22:03:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1670 states have (on average 1.4113772455089821) internal successors, (2357), 1677 states have internal predecessors, (2357), 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) [2022-12-13 22:03:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2022-12-13 22:03:55,110 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2022-12-13 22:03:55,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:55,110 INFO L495 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2022-12-13 22:03:55,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-12-13 22:03:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2022-12-13 22:03:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-13 22:03:55,112 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:55,112 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2022-12-13 22:03:55,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-13 22:03:55,113 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:55,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:55,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2022-12-13 22:03:55,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:55,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570442295] [2022-12-13 22:03:55,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:55,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:55,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:55,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570442295] [2022-12-13 22:03:55,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570442295] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 22:03:55,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298587416] [2022-12-13 22:03:55,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:55,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:55,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:55,178 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:55,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 22:03:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:55,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:03:55,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:55,308 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:55,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 22:03:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:55,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298587416] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 22:03:55,350 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 22:03:55,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-12-13 22:03:55,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82654549] [2022-12-13 22:03:55,351 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 22:03:55,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:03:55,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:55,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:03:55,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:03:55,352 INFO L87 Difference]: Start difference. First operand 1678 states and 2357 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2022-12-13 22:03:55,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:55,857 INFO L93 Difference]: Finished difference Result 6384 states and 8903 transitions. [2022-12-13 22:03:55,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 22:03:55,857 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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 155 [2022-12-13 22:03:55,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:55,865 INFO L225 Difference]: With dead ends: 6384 [2022-12-13 22:03:55,865 INFO L226 Difference]: Without dead ends: 4586 [2022-12-13 22:03:55,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-12-13 22:03:55,868 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 935 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:55,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [935 Valid, 486 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 22:03:55,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4586 states. [2022-12-13 22:03:55,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4586 to 1960. [2022-12-13 22:03:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1960 states, 1954 states have (on average 1.410951893551689) internal successors, (2757), 1959 states have internal predecessors, (2757), 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) [2022-12-13 22:03:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2757 transitions. [2022-12-13 22:03:55,973 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2757 transitions. Word has length 155 [2022-12-13 22:03:55,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:55,974 INFO L495 AbstractCegarLoop]: Abstraction has 1960 states and 2757 transitions. [2022-12-13 22:03:55,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2022-12-13 22:03:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2757 transitions. [2022-12-13 22:03:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-13 22:03:55,976 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:55,976 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2022-12-13 22:03:55,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 22:03:56,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-12-13 22:03:56,177 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:56,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:56,178 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2022-12-13 22:03:56,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:56,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686153346] [2022-12-13 22:03:56,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:56,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:56,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:56,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686153346] [2022-12-13 22:03:56,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686153346] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 22:03:56,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1870453801] [2022-12-13 22:03:56,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:56,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:56,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:56,243 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:56,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 22:03:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:56,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:03:56,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:56,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 22:03:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-13 22:03:56,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1870453801] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 22:03:56,396 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 22:03:56,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-12-13 22:03:56,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981631748] [2022-12-13 22:03:56,397 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 22:03:56,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:03:56,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:56,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:03:56,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:03:56,398 INFO L87 Difference]: Start difference. First operand 1960 states and 2757 transitions. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-12-13 22:03:56,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:56,991 INFO L93 Difference]: Finished difference Result 7426 states and 10291 transitions. [2022-12-13 22:03:56,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 22:03:56,991 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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 157 [2022-12-13 22:03:56,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:56,997 INFO L225 Difference]: With dead ends: 7426 [2022-12-13 22:03:56,997 INFO L226 Difference]: Without dead ends: 5474 [2022-12-13 22:03:56,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-12-13 22:03:57,000 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 691 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 561 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:57,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 752 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 561 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 22:03:57,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5474 states. [2022-12-13 22:03:57,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5474 to 2724. [2022-12-13 22:03:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2724 states, 2718 states have (on average 1.3686534216335542) internal successors, (3720), 2723 states have internal predecessors, (3720), 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) [2022-12-13 22:03:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 3720 transitions. [2022-12-13 22:03:57,092 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 3720 transitions. Word has length 157 [2022-12-13 22:03:57,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:57,092 INFO L495 AbstractCegarLoop]: Abstraction has 2724 states and 3720 transitions. [2022-12-13 22:03:57,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-12-13 22:03:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3720 transitions. [2022-12-13 22:03:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-13 22:03:57,093 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:57,094 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:57,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 22:03:57,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-12-13 22:03:57,296 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:57,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:57,297 INFO L85 PathProgramCache]: Analyzing trace with hash 893108612, now seen corresponding path program 1 times [2022-12-13 22:03:57,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:57,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437862178] [2022-12-13 22:03:57,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:57,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-13 22:03:57,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:57,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437862178] [2022-12-13 22:03:57,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437862178] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:57,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:57,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:57,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776470946] [2022-12-13 22:03:57,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:57,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:57,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:57,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:57,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:57,336 INFO L87 Difference]: Start difference. First operand 2724 states and 3720 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2022-12-13 22:03:57,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:57,500 INFO L93 Difference]: Finished difference Result 4585 states and 6258 transitions. [2022-12-13 22:03:57,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:57,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 166 [2022-12-13 22:03:57,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:57,505 INFO L225 Difference]: With dead ends: 4585 [2022-12-13 22:03:57,505 INFO L226 Difference]: Without dead ends: 2456 [2022-12-13 22:03:57,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:57,507 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 92 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:57,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 453 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:57,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2456 states. [2022-12-13 22:03:57,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2456 to 2456. [2022-12-13 22:03:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2450 states have (on average 1.3653061224489795) internal successors, (3345), 2455 states have internal predecessors, (3345), 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) [2022-12-13 22:03:57,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 3345 transitions. [2022-12-13 22:03:57,586 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 3345 transitions. Word has length 166 [2022-12-13 22:03:57,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:57,587 INFO L495 AbstractCegarLoop]: Abstraction has 2456 states and 3345 transitions. [2022-12-13 22:03:57,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2022-12-13 22:03:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3345 transitions. [2022-12-13 22:03:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-13 22:03:57,588 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:57,588 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:57,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-12-13 22:03:57,589 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:57,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:57,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2022-12-13 22:03:57,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:57,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391524078] [2022-12-13 22:03:57,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:57,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:57,619 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-12-13 22:03:57,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:57,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391524078] [2022-12-13 22:03:57,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391524078] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:57,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:57,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:57,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709762798] [2022-12-13 22:03:57,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:57,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:03:57,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:57,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:03:57,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:57,621 INFO L87 Difference]: Start difference. First operand 2456 states and 3345 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2022-12-13 22:03:57,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:57,750 INFO L93 Difference]: Finished difference Result 5803 states and 7831 transitions. [2022-12-13 22:03:57,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:03:57,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 166 [2022-12-13 22:03:57,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:57,755 INFO L225 Difference]: With dead ends: 5803 [2022-12-13 22:03:57,755 INFO L226 Difference]: Without dead ends: 3355 [2022-12-13 22:03:57,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:03:57,758 INFO L413 NwaCegarLoop]: 278 mSDtfsCounter, 65 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:57,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 465 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:03:57,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3355 states. [2022-12-13 22:03:57,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3355 to 3351. [2022-12-13 22:03:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3351 states, 3345 states have (on average 1.3411061285500747) internal successors, (4486), 3350 states have internal predecessors, (4486), 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) [2022-12-13 22:03:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 3351 states and 4486 transitions. [2022-12-13 22:03:57,874 INFO L78 Accepts]: Start accepts. Automaton has 3351 states and 4486 transitions. Word has length 166 [2022-12-13 22:03:57,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:57,874 INFO L495 AbstractCegarLoop]: Abstraction has 3351 states and 4486 transitions. [2022-12-13 22:03:57,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2022-12-13 22:03:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 4486 transitions. [2022-12-13 22:03:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-13 22:03:57,876 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:57,876 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:57,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-12-13 22:03:57,876 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:57,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:57,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1797856845, now seen corresponding path program 1 times [2022-12-13 22:03:57,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:57,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815021745] [2022-12-13 22:03:57,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:57,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:57,887 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:57,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [68948688] [2022-12-13 22:03:57,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:57,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:57,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:57,888 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:57,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 22:03:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:57,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 22:03:57,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-12-13 22:03:58,048 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:58,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:58,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815021745] [2022-12-13 22:03:58,048 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:58,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68948688] [2022-12-13 22:03:58,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68948688] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:58,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:58,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:58,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238569779] [2022-12-13 22:03:58,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:58,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 22:03:58,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:58,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 22:03:58,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:03:58,050 INFO L87 Difference]: Start difference. First operand 3351 states and 4486 transitions. Second operand has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2022-12-13 22:03:58,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:58,252 INFO L93 Difference]: Finished difference Result 4086 states and 5400 transitions. [2022-12-13 22:03:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 22:03:58,252 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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 188 [2022-12-13 22:03:58,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:58,258 INFO L225 Difference]: With dead ends: 4086 [2022-12-13 22:03:58,258 INFO L226 Difference]: Without dead ends: 4085 [2022-12-13 22:03:58,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:03:58,260 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 89 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:58,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 508 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:03:58,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4085 states. [2022-12-13 22:03:58,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4085 to 3510. [2022-12-13 22:03:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3510 states, 3504 states have (on average 1.3404680365296804) internal successors, (4697), 3509 states have internal predecessors, (4697), 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) [2022-12-13 22:03:58,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3510 states and 4697 transitions. [2022-12-13 22:03:58,404 INFO L78 Accepts]: Start accepts. Automaton has 3510 states and 4697 transitions. Word has length 188 [2022-12-13 22:03:58,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:58,404 INFO L495 AbstractCegarLoop]: Abstraction has 3510 states and 4697 transitions. [2022-12-13 22:03:58,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2022-12-13 22:03:58,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 4697 transitions. [2022-12-13 22:03:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-13 22:03:58,407 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:58,407 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:58,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 22:03:58,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:58,609 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:58,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:58,610 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2022-12-13 22:03:58,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:58,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763513262] [2022-12-13 22:03:58,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:58,634 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:58,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [995717095] [2022-12-13 22:03:58,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:58,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:58,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:58,635 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:58,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 22:03:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:58,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:03:58,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-12-13 22:03:58,910 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:03:58,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:58,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763513262] [2022-12-13 22:03:58,910 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:58,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995717095] [2022-12-13 22:03:58,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995717095] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:03:58,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:03:58,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:03:58,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756621224] [2022-12-13 22:03:58,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:03:58,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 22:03:58,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:58,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 22:03:58,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:03:58,912 INFO L87 Difference]: Start difference. First operand 3510 states and 4697 transitions. Second operand has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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) [2022-12-13 22:03:59,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:03:59,277 INFO L93 Difference]: Finished difference Result 7664 states and 10270 transitions. [2022-12-13 22:03:59,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 22:03:59,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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 189 [2022-12-13 22:03:59,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:03:59,285 INFO L225 Difference]: With dead ends: 7664 [2022-12-13 22:03:59,285 INFO L226 Difference]: Without dead ends: 4926 [2022-12-13 22:03:59,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:03:59,288 INFO L413 NwaCegarLoop]: 367 mSDtfsCounter, 180 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 22:03:59,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 622 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 22:03:59,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4926 states. [2022-12-13 22:03:59,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4926 to 4911. [2022-12-13 22:03:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4911 states, 4906 states have (on average 1.3383611903791277) internal successors, (6566), 4910 states have internal predecessors, (6566), 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) [2022-12-13 22:03:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4911 states to 4911 states and 6566 transitions. [2022-12-13 22:03:59,472 INFO L78 Accepts]: Start accepts. Automaton has 4911 states and 6566 transitions. Word has length 189 [2022-12-13 22:03:59,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:03:59,472 INFO L495 AbstractCegarLoop]: Abstraction has 4911 states and 6566 transitions. [2022-12-13 22:03:59,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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) [2022-12-13 22:03:59,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4911 states and 6566 transitions. [2022-12-13 22:03:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-13 22:03:59,475 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:03:59,475 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:03:59,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-12-13 22:03:59,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2022-12-13 22:03:59,677 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:03:59,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:03:59,678 INFO L85 PathProgramCache]: Analyzing trace with hash -104099855, now seen corresponding path program 1 times [2022-12-13 22:03:59,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:03:59,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880508791] [2022-12-13 22:03:59,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:59,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:03:59,712 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:03:59,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [407446693] [2022-12-13 22:03:59,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:03:59,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:03:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:03:59,715 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:03:59,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-13 22:03:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:03:59,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:03:59,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:03:59,866 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 22:03:59,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 22:03:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 22:03:59,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:03:59,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880508791] [2022-12-13 22:03:59,929 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:03:59,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407446693] [2022-12-13 22:03:59,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407446693] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 22:03:59,929 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 22:03:59,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2022-12-13 22:03:59,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029536236] [2022-12-13 22:03:59,929 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 22:03:59,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 22:03:59,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:03:59,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 22:03:59,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:03:59,930 INFO L87 Difference]: Start difference. First operand 4911 states and 6566 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2022-12-13 22:04:00,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:00,368 INFO L93 Difference]: Finished difference Result 12273 states and 16313 transitions. [2022-12-13 22:04:00,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:04:00,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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 189 [2022-12-13 22:04:00,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:00,377 INFO L225 Difference]: With dead ends: 12273 [2022-12-13 22:04:00,377 INFO L226 Difference]: Without dead ends: 7324 [2022-12-13 22:04:00,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:04:00,380 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 321 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:00,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 367 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 22:04:00,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7324 states. [2022-12-13 22:04:00,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7324 to 4723. [2022-12-13 22:04:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4723 states, 4718 states have (on average 1.3348876642645189) internal successors, (6298), 4722 states have internal predecessors, (6298), 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) [2022-12-13 22:04:00,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 4723 states and 6298 transitions. [2022-12-13 22:04:00,612 INFO L78 Accepts]: Start accepts. Automaton has 4723 states and 6298 transitions. Word has length 189 [2022-12-13 22:04:00,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:00,612 INFO L495 AbstractCegarLoop]: Abstraction has 4723 states and 6298 transitions. [2022-12-13 22:04:00,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2022-12-13 22:04:00,612 INFO L276 IsEmpty]: Start isEmpty. Operand 4723 states and 6298 transitions. [2022-12-13 22:04:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-13 22:04:00,614 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:00,614 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:04:00,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-13 22:04:00,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:00,815 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:00,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:00,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2022-12-13 22:04:00,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:00,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003655135] [2022-12-13 22:04:00,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:00,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:00,824 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:04:00,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [360162151] [2022-12-13 22:04:00,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:00,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:00,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:04:00,825 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:04:00,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-13 22:04:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:00,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 22:04:00,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:04:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 22:04:01,107 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:04:01,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:01,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003655135] [2022-12-13 22:04:01,108 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:04:01,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360162151] [2022-12-13 22:04:01,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [360162151] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:04:01,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:04:01,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 22:04:01,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025744339] [2022-12-13 22:04:01,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:04:01,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:04:01,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:01,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:04:01,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:04:01,110 INFO L87 Difference]: Start difference. First operand 4723 states and 6298 transitions. Second operand has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2022-12-13 22:04:01,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:01,578 INFO L93 Difference]: Finished difference Result 5246 states and 6940 transitions. [2022-12-13 22:04:01,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:04:01,579 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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 190 [2022-12-13 22:04:01,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:01,582 INFO L225 Difference]: With dead ends: 5246 [2022-12-13 22:04:01,582 INFO L226 Difference]: Without dead ends: 5245 [2022-12-13 22:04:01,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:04:01,584 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 219 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 721 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:01,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 721 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 22:04:01,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5245 states. [2022-12-13 22:04:01,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5245 to 4727. [2022-12-13 22:04:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4727 states, 4722 states have (on average 1.3346039813638289) internal successors, (6302), 4726 states have internal predecessors, (6302), 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) [2022-12-13 22:04:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 4727 states and 6302 transitions. [2022-12-13 22:04:01,758 INFO L78 Accepts]: Start accepts. Automaton has 4727 states and 6302 transitions. Word has length 190 [2022-12-13 22:04:01,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:01,758 INFO L495 AbstractCegarLoop]: Abstraction has 4727 states and 6302 transitions. [2022-12-13 22:04:01,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2022-12-13 22:04:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 4727 states and 6302 transitions. [2022-12-13 22:04:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-13 22:04:01,760 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:01,760 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:04:01,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-12-13 22:04:01,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2022-12-13 22:04:01,961 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:01,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1835348250, now seen corresponding path program 1 times [2022-12-13 22:04:01,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:01,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906479390] [2022-12-13 22:04:01,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:01,995 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:04:01,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1415965308] [2022-12-13 22:04:01,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:01,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:01,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:04:01,997 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:04:01,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-12-13 22:04:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:02,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:04:02,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:04:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-13 22:04:02,090 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:04:02,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:02,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906479390] [2022-12-13 22:04:02,091 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:04:02,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415965308] [2022-12-13 22:04:02,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415965308] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:04:02,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:04:02,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:04:02,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864097833] [2022-12-13 22:04:02,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:04:02,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:04:02,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:02,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:04:02,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:02,092 INFO L87 Difference]: Start difference. First operand 4727 states and 6302 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2022-12-13 22:04:02,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:02,388 INFO L93 Difference]: Finished difference Result 9966 states and 13264 transitions. [2022-12-13 22:04:02,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:04:02,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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 198 [2022-12-13 22:04:02,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:02,392 INFO L225 Difference]: With dead ends: 9966 [2022-12-13 22:04:02,392 INFO L226 Difference]: Without dead ends: 4676 [2022-12-13 22:04:02,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:02,395 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 39 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:02,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 273 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:02,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4676 states. [2022-12-13 22:04:02,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4676 to 4657. [2022-12-13 22:04:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4657 states, 4652 states have (on average 1.3018056749785039) internal successors, (6056), 4656 states have internal predecessors, (6056), 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) [2022-12-13 22:04:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 4657 states and 6056 transitions. [2022-12-13 22:04:02,568 INFO L78 Accepts]: Start accepts. Automaton has 4657 states and 6056 transitions. Word has length 198 [2022-12-13 22:04:02,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:02,569 INFO L495 AbstractCegarLoop]: Abstraction has 4657 states and 6056 transitions. [2022-12-13 22:04:02,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2022-12-13 22:04:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 4657 states and 6056 transitions. [2022-12-13 22:04:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-13 22:04:02,571 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:02,571 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:04:02,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-12-13 22:04:02,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2022-12-13 22:04:02,772 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:02,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:02,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2022-12-13 22:04:02,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:02,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100005855] [2022-12-13 22:04:02,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:02,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-12-13 22:04:02,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:02,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100005855] [2022-12-13 22:04:02,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100005855] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:04:02,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:04:02,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:04:02,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291840987] [2022-12-13 22:04:02,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:04:02,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:04:02,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:02,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:04:02,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:02,889 INFO L87 Difference]: Start difference. First operand 4657 states and 6056 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2022-12-13 22:04:03,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:03,207 INFO L93 Difference]: Finished difference Result 8802 states and 11423 transitions. [2022-12-13 22:04:03,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:04:03,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 198 [2022-12-13 22:04:03,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:03,211 INFO L225 Difference]: With dead ends: 8802 [2022-12-13 22:04:03,211 INFO L226 Difference]: Without dead ends: 3973 [2022-12-13 22:04:03,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:03,214 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 129 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:03,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 144 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:03,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-12-13 22:04:03,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3919. [2022-12-13 22:04:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3919 states, 3914 states have (on average 1.2915176290240165) internal successors, (5055), 3918 states have internal predecessors, (5055), 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) [2022-12-13 22:04:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3919 states and 5055 transitions. [2022-12-13 22:04:03,374 INFO L78 Accepts]: Start accepts. Automaton has 3919 states and 5055 transitions. Word has length 198 [2022-12-13 22:04:03,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:03,374 INFO L495 AbstractCegarLoop]: Abstraction has 3919 states and 5055 transitions. [2022-12-13 22:04:03,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2022-12-13 22:04:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 5055 transitions. [2022-12-13 22:04:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-13 22:04:03,375 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:03,375 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 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] [2022-12-13 22:04:03,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-12-13 22:04:03,375 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:03,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:03,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1108820379, now seen corresponding path program 1 times [2022-12-13 22:04:03,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:03,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061713405] [2022-12-13 22:04:03,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:03,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:03,385 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:04:03,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1477181320] [2022-12-13 22:04:03,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:03,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:03,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:04:03,386 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:04:03,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-12-13 22:04:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:03,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:04:03,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:04:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 318 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 22:04:03,528 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 22:04:03,584 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 318 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 22:04:03,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:03,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061713405] [2022-12-13 22:04:03,584 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 22:04:03,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477181320] [2022-12-13 22:04:03,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477181320] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 22:04:03,585 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 22:04:03,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-13 22:04:03,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005205499] [2022-12-13 22:04:03,585 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 22:04:03,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:04:03,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:03,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:04:03,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:04:03,586 INFO L87 Difference]: Start difference. First operand 3919 states and 5055 transitions. Second operand has 6 states, 6 states have (on average 37.0) 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) [2022-12-13 22:04:03,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:03,832 INFO L93 Difference]: Finished difference Result 7177 states and 9261 transitions. [2022-12-13 22:04:03,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 22:04:03,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.0) 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 220 [2022-12-13 22:04:03,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:03,835 INFO L225 Difference]: With dead ends: 7177 [2022-12-13 22:04:03,835 INFO L226 Difference]: Without dead ends: 2949 [2022-12-13 22:04:03,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 22:04:03,837 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 131 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:03,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 488 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:03,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2949 states. [2022-12-13 22:04:03,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2949 to 2934. [2022-12-13 22:04:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2929 states have (on average 1.2782519631273472) internal successors, (3744), 2933 states have internal predecessors, (3744), 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) [2022-12-13 22:04:03,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 3744 transitions. [2022-12-13 22:04:03,938 INFO L78 Accepts]: Start accepts. Automaton has 2934 states and 3744 transitions. Word has length 220 [2022-12-13 22:04:03,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:03,938 INFO L495 AbstractCegarLoop]: Abstraction has 2934 states and 3744 transitions. [2022-12-13 22:04:03,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.0) 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) [2022-12-13 22:04:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 3744 transitions. [2022-12-13 22:04:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-12-13 22:04:03,939 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:03,939 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 22:04:03,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-12-13 22:04:04,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2022-12-13 22:04:04,141 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:04,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:04,142 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2022-12-13 22:04:04,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:04,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318181542] [2022-12-13 22:04:04,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:04,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2022-12-13 22:04:04,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:04,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318181542] [2022-12-13 22:04:04,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318181542] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:04:04,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:04:04,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:04:04,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743451602] [2022-12-13 22:04:04,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:04:04,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:04:04,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:04,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:04:04,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:04,222 INFO L87 Difference]: Start difference. First operand 2934 states and 3744 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-12-13 22:04:04,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:04,399 INFO L93 Difference]: Finished difference Result 6061 states and 7717 transitions. [2022-12-13 22:04:04,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:04:04,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 336 [2022-12-13 22:04:04,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:04,402 INFO L225 Difference]: With dead ends: 6061 [2022-12-13 22:04:04,402 INFO L226 Difference]: Without dead ends: 3150 [2022-12-13 22:04:04,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:04,404 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:04,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 296 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:04,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3150 states. [2022-12-13 22:04:04,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3150 to 3138. [2022-12-13 22:04:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3138 states, 3133 states have (on average 1.2697095435684647) internal successors, (3978), 3137 states have internal predecessors, (3978), 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) [2022-12-13 22:04:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 3138 states and 3978 transitions. [2022-12-13 22:04:04,514 INFO L78 Accepts]: Start accepts. Automaton has 3138 states and 3978 transitions. Word has length 336 [2022-12-13 22:04:04,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:04,514 INFO L495 AbstractCegarLoop]: Abstraction has 3138 states and 3978 transitions. [2022-12-13 22:04:04,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-12-13 22:04:04,514 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3978 transitions. [2022-12-13 22:04:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-12-13 22:04:04,516 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:04,516 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 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] [2022-12-13 22:04:04,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-12-13 22:04:04,516 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:04,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:04,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2022-12-13 22:04:04,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:04,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916377609] [2022-12-13 22:04:04,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:04,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2022-12-13 22:04:04,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:04,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916377609] [2022-12-13 22:04:04,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916377609] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:04:04,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:04:04,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:04:04,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274831174] [2022-12-13 22:04:04,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:04:04,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:04:04,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:04,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:04:04,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:04,588 INFO L87 Difference]: Start difference. First operand 3138 states and 3978 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2022-12-13 22:04:04,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:04,771 INFO L93 Difference]: Finished difference Result 6153 states and 7803 transitions. [2022-12-13 22:04:04,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:04:04,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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 367 [2022-12-13 22:04:04,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:04,773 INFO L225 Difference]: With dead ends: 6153 [2022-12-13 22:04:04,773 INFO L226 Difference]: Without dead ends: 3038 [2022-12-13 22:04:04,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:04:04,775 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 11 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:04,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 292 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:04,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2022-12-13 22:04:04,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 2892. [2022-12-13 22:04:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2892 states, 2887 states have (on average 1.2691375129892621) internal successors, (3664), 2891 states have internal predecessors, (3664), 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) [2022-12-13 22:04:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 3664 transitions. [2022-12-13 22:04:04,877 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 3664 transitions. Word has length 367 [2022-12-13 22:04:04,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:04,877 INFO L495 AbstractCegarLoop]: Abstraction has 2892 states and 3664 transitions. [2022-12-13 22:04:04,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2022-12-13 22:04:04,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3664 transitions. [2022-12-13 22:04:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-12-13 22:04:04,880 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:04:04,881 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 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] [2022-12-13 22:04:04,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-12-13 22:04:04,881 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 22:04:04,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:04:04,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2022-12-13 22:04:04,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:04:04,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630001719] [2022-12-13 22:04:04,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:04,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:04:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:05,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-12-13 22:04:05,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:04:05,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630001719] [2022-12-13 22:04:05,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630001719] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 22:04:05,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520506794] [2022-12-13 22:04:05,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:04:05,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:05,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:04:05,014 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:04:05,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-12-13 22:04:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:04:05,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 22:04:05,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:04:05,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-12-13 22:04:05,186 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 22:04:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-12-13 22:04:05,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1520506794] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 22:04:05,218 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 22:04:05,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-12-13 22:04:05,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796306277] [2022-12-13 22:04:05,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 22:04:05,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 22:04:05,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:04:05,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 22:04:05,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 22:04:05,219 INFO L87 Difference]: Start difference. First operand 2892 states and 3664 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2022-12-13 22:04:05,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:04:05,369 INFO L93 Difference]: Finished difference Result 3936 states and 4968 transitions. [2022-12-13 22:04:05,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 22:04:05,370 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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 400 [2022-12-13 22:04:05,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:04:05,370 INFO L225 Difference]: With dead ends: 3936 [2022-12-13 22:04:05,371 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 22:04:05,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 22:04:05,373 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 72 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:04:05,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 681 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:04:05,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 22:04:05,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 22:04:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:04:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 22:04:05,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2022-12-13 22:04:05,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:04:05,374 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 22:04:05,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2022-12-13 22:04:05,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 22:04:05,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-13 22:04:05,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-13 22:04:05,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-12-13 22:04:05,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:04:05,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 22:04:14,767 WARN L233 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 480 DAG size of output: 471 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 22:04:26,931 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 481 DAG size of output: 472 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 22:04:37,326 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-12-13 22:04:37,326 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 536) no Hoare annotation was computed. [2022-12-13 22:04:37,326 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2022-12-13 22:04:37,326 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8593#1(lines 184 611) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8529#1(lines 157 620) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse12 .cse13 .cse14))) [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 605) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 616) no Hoare annotation was computed. [2022-12-13 22:04:37,327 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 627) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8497#1(lines 145 624) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse10 .cse11 .cse12 .cse13 .cse14))) [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L902 garLoopResultBuilder]: At program point L667(lines 74 684) the Hoare annotation is: true [2022-12-13 22:04:37,328 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8482#1(lines 133 628) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 604) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 615) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 626) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L239-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 664) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2022-12-13 22:04:37,328 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 661) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L538(lines 538 542) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L571-2(lines 571 575) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L538-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2022-12-13 22:04:37,329 INFO L895 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse12 .cse13 .cse14))) [2022-12-13 22:04:37,329 INFO L899 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 603) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 614) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 625) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 109 666) the Hoare annotation is: (let ((.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse10 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse18 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse22 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8592)) (.cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse23 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8608)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse13 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse16 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse21 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse20 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse17 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse6 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse11 .cse12 .cse13) (and .cse14 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse16 .cse10 .cse17 .cse11) (and .cse18 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) .cse19 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) .cse17 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) .cse12) (and .cse15 .cse16 .cse20 .cse17 .cse3) (and .cse4 .cse5 .cse15 .cse16 .cse8 .cse21 .cse17 .cse9) (and .cse15 .cse16 .cse10 .cse17 .cse3 .cse11) (and .cse18 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse15 .cse17) (and .cse0 .cse1 .cse8 .cse21 .cse2) (and .cse14 .cse7 .cse22 .cse13) (and .cse14 .cse7 .cse23 .cse13) (and .cse7 .cse3 .cse22 .cse13) (and .cse4 .cse5 .cse15 .cse16 .cse17 .cse3 .cse9) (and .cse7 .cse23 .cse3 .cse13) (and .cse15 .cse16 .cse8 .cse21 .cse20 .cse17) (and .cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657)) .cse19 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) .cse6 .cse2))) [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 675) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 647) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L671-2(lines 671 675) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L638-2(lines 637 659) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 686 697) the Hoare annotation is: true [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L640(lines 640 644) no Hoare annotation was computed. [2022-12-13 22:04:37,330 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8481#1(lines 127 630) the Hoare annotation is: false [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 602) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 613) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 624) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 635) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L511-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 601) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 612) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 623) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 634) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L512(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L512-1(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L512-2(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L512-3(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2022-12-13 22:04:37,331 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8657#1(lines 202 605) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse3 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 611) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 622) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 633) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L581(lines 581 591) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 591) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L895 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L902 garLoopResultBuilder]: At program point L682(lines 74 684) the Hoare annotation is: true [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 555) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 610) no Hoare annotation was computed. [2022-12-13 22:04:37,332 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 621) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 632) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_3#1(lines 214 601) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point $Ultimate##173(lines 449 461) the Hoare annotation is: (let ((.cse2 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse1 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse10 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)))) (or (and (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse6) (and .cse7 .cse8 .cse0 .cse1 .cse9 .cse10 .cse3 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4) (and .cse7 .cse8 .cse0 .cse1 .cse3 .cse6 .cse11) (and .cse0 .cse1 .cse9 .cse10 .cse5 .cse3))) [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_default#1(lines 217 600) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point L222(lines 115 634) the Hoare annotation is: false [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8577#1(lines 178 613) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 609) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 620) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 631) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8641#1(lines 196 607) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse6 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse7))) [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 525) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L899 garLoopResultBuilder]: For program point L521-2(lines 521 525) no Hoare annotation was computed. [2022-12-13 22:04:37,333 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_ERROR#1(lines 74 684) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-12-13 22:04:37,334 INFO L902 garLoopResultBuilder]: At program point ssl3_accept_returnLabel#1(lines 19 685) the Hoare annotation is: true [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L895 garLoopResultBuilder]: At program point $Ultimate##127(lines 335 344) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse11 .cse12 .cse13 .cse14))) [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 74 684) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 608) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 619) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 630) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8673#1(lines 208 603) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)))) [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-12-13 22:04:37,334 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8609#1(lines 190 609) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8608)) [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L895 garLoopResultBuilder]: At program point $Ultimate##155(lines 397 434) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,335 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8466#1(lines 136 627) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,335 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_12292#1(lines 112 635) the Hoare annotation is: false [2022-12-13 22:04:37,335 INFO L895 garLoopResultBuilder]: At program point $Ultimate##163(lines 408 428) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 607) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 618) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 629) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L560(lines 560 564) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 22:04:37,335 INFO L895 garLoopResultBuilder]: At program point $Ultimate##219(lines 636 664) the Hoare annotation is: (let ((.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse10 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse18 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse22 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8592)) (.cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse23 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8608)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse13 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse16 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse21 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse20 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse17 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse6 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse11 .cse12 .cse13) (and .cse14 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse16 .cse10 .cse17 .cse11) (and .cse18 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) .cse19 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) .cse17 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) .cse12) (and .cse15 .cse16 .cse20 .cse17 .cse3) (and .cse4 .cse5 .cse15 .cse16 .cse8 .cse21 .cse17 .cse9) (and .cse15 .cse16 .cse10 .cse17 .cse3 .cse11) (and .cse18 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse15 .cse17) (and .cse0 .cse1 .cse8 .cse21 .cse2) (and .cse14 .cse7 .cse22 .cse13) (and .cse14 .cse7 .cse23 .cse13) (and .cse7 .cse3 .cse22 .cse13) (and .cse4 .cse5 .cse15 .cse16 .cse17 .cse3 .cse9) (and .cse7 .cse23 .cse3 .cse13) (and .cse15 .cse16 .cse8 .cse21 .cse20 .cse17) (and .cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657)) .cse19 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) .cse6 .cse2))) [2022-12-13 22:04:37,335 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8561#1(lines 169 616) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 606) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 617) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 628) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2022-12-13 22:04:37,336 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 219 597) no Hoare annotation was computed. [2022-12-13 22:04:37,338 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:04:37,339 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 22:04:37,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 10:04:37 BoogieIcfgContainer [2022-12-13 22:04:37,361 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 22:04:37,361 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 22:04:37,361 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 22:04:37,361 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 22:04:37,362 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:03:47" (3/4) ... [2022-12-13 22:04:37,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 22:04:37,374 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-13 22:04:37,374 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-13 22:04:37,375 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 22:04:37,375 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 22:04:37,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 22:04:37,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 22:04:37,420 INFO L158 Benchmark]: Toolchain (without parser) took 51011.77ms. Allocated memory was 140.5MB in the beginning and 648.0MB in the end (delta: 507.5MB). Free memory was 107.0MB in the beginning and 268.2MB in the end (delta: -161.3MB). Peak memory consumption was 348.7MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,420 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 140.5MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:04:37,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.59ms. Allocated memory is still 140.5MB. Free memory was 107.0MB in the beginning and 91.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.98ms. Allocated memory is still 140.5MB. Free memory was 91.6MB in the beginning and 88.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L158 Benchmark]: Boogie Preprocessor took 24.04ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L158 Benchmark]: RCFGBuilder took 569.54ms. Allocated memory is still 140.5MB. Free memory was 86.1MB in the beginning and 105.0MB in the end (delta: -18.8MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L158 Benchmark]: TraceAbstraction took 50092.73ms. Allocated memory was 140.5MB in the beginning and 648.0MB in the end (delta: 507.5MB). Free memory was 104.3MB in the beginning and 276.6MB in the end (delta: -172.3MB). Peak memory consumption was 398.4MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L158 Benchmark]: Witness Printer took 58.91ms. Allocated memory is still 648.0MB. Free memory was 276.6MB in the beginning and 268.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 22:04:37,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 140.5MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.59ms. Allocated memory is still 140.5MB. Free memory was 107.0MB in the beginning and 91.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.98ms. Allocated memory is still 140.5MB. Free memory was 91.6MB in the beginning and 88.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.04ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 569.54ms. Allocated memory is still 140.5MB. Free memory was 86.1MB in the beginning and 105.0MB in the end (delta: -18.8MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 50092.73ms. Allocated memory was 140.5MB in the beginning and 648.0MB in the end (delta: 507.5MB). Free memory was 104.3MB in the beginning and 276.6MB in the end (delta: -172.3MB). Peak memory consumption was 398.4MB. Max. memory is 16.1GB. * Witness Printer took 58.91ms. Allocated memory is still 648.0MB. Free memory was 276.6MB in the beginning and 268.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 50.0s, OverallIterations: 41, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 31.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7036 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7036 mSDsluCounter, 11896 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4446 mSDsCounter, 1223 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4924 IncrementalHoareTripleChecker+Invalid, 6147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1223 mSolverCounterUnsat, 7450 mSDtfsCounter, 4924 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3397 GetRequests, 3324 SyntacticMatches, 2 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4911occurred in iteration=33, InterpolantAutomatonStates: 145, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 41 MinimizatonAttempts, 9697 StatesRemovedByMinimization, 37 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 211 NumberOfFragments, 1924 HoareAnnotationTreeSize, 29 FomulaSimplifications, 143871 FormulaSimplificationTreeSizeReduction, 21.9s HoareSimplificationTime, 29 FomulaSimplificationsInter, 532224 FormulaSimplificationTreeSizeReductionInter, 9.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 5962 NumberOfCodeBlocks, 5962 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 7034 ConstructedInterpolants, 0 QuantifiedInterpolants, 11452 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4293 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 49 InterpolantComputations, 36 PerfectInterpolantSequences, 14282/14443 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: blastFlag <= 2 && s__state == 8608 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && blastFlag <= 2) && s__state <= 8640) && 8576 <= s__state - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && s__state <= 8640) && 8576 <= s__state - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292) || ((8672 <= s__state && s__state < 12292) && blastFlag <= 1) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: (((((((((((((((((((8672 <= s__state && !(8673 == s__state)) && s__state < 12292) && blastFlag <= 1) || (((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && 8640 <= s__state) && s__state <= 8640) && blastFlag <= 3) && !(0 == s__hit))) || ((((8576 <= s__s3__tmp__next_state___0 && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || ((((2 == blastFlag && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8529)) && s__state <= 8576)) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || (((!(8448 == s__state) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292)) || (((2 == blastFlag && s__state <= 8640) && s__state == 8592) && 8576 <= s__state)) || (((2 == blastFlag && s__state <= 8640) && s__state == 8608) && 8576 <= s__state)) || (((s__state <= 8640 && blastFlag <= 1) && s__state == 8592) && 8576 <= s__state)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((s__state <= 8640 && s__state == 8608) && blastFlag <= 1) && 8576 <= s__state)) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && 8640 <= s__state) && s__state < 12292) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && 8640 <= s__state) && s__state < 12292) && !(s__state == 8656)) && 8576 <= s__state) || (((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && !(s__state == 8656)) && !(0 == s__hit)) && 8576 <= s__state)) || ((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && s__state == 8640) && !(0 == s__hit)) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && s__state <= 8576 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((!(8673 == s__state) && blastFlag <= 2) && !(s__state == 8672)) && 8640 <= s__state) && !(12292 <= s__state)) || (((((!(8673 == s__state) && !(s__state == 8672)) && 8640 <= s__state) && blastFlag <= 3) && !(12292 <= s__state)) && !(0 == s__hit)) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (((((((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((8672 <= s__state && !(8673 == s__state)) && s__state < 12292) && blastFlag <= 1) || (((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && 8640 <= s__state) && s__state <= 8640) && blastFlag <= 3) && !(0 == s__hit))) || ((((8576 <= s__s3__tmp__next_state___0 && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || ((((2 == blastFlag && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8529)) && s__state <= 8576)) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || (((!(8448 == s__state) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292)) || (((2 == blastFlag && s__state <= 8640) && s__state == 8592) && 8576 <= s__state)) || (((2 == blastFlag && s__state <= 8640) && s__state == 8608) && 8576 <= s__state)) || (((s__state <= 8640 && blastFlag <= 1) && s__state == 8592) && 8576 <= s__state)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8192 < s__state) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((s__state <= 8640 && s__state == 8608) && blastFlag <= 1) && 8576 <= s__state)) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && 8640 <= s__state) && s__state < 12292) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state <= 8576) RESULT: Ultimate proved your program to be correct! [2022-12-13 22:04:37,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51eda9b7-4e96-413a-a969-f17a8d50d69c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE