./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa --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 c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:46:51,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:46:51,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:46:51,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:46:51,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:46:51,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:46:51,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:46:51,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:46:51,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:46:51,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:46:51,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:46:51,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:46:51,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:46:51,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:46:51,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:46:51,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:46:51,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:46:51,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:46:51,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:46:51,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:46:51,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:46:51,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:46:51,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:46:51,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:46:51,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:46:51,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:46:51,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:46:51,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:46:51,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:46:51,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:46:51,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:46:51,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:46:51,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:46:51,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:46:51,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:46:51,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:46:51,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:46:51,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:46:51,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:46:51,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:46:51,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:46:51,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-12-07 01:46:51,239 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:46:51,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:46:51,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:46:51,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:46:51,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:46:51,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:46:51,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:46:51,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:46:51,241 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:46:51,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:46:51,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:46:51,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:46:51,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:46:51,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:46:51,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:46:51,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:46:51,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2021-12-07 01:46:51,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:46:51,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:46:51,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:46:51,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:46:51,453 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:46:51,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-12-07 01:46:51,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/data/ff544c655/8441e0896d98442397d06bd6b2274f6f/FLAG450639baf [2021-12-07 01:46:51,959 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:46:51,960 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-12-07 01:46:51,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/data/ff544c655/8441e0896d98442397d06bd6b2274f6f/FLAG450639baf [2021-12-07 01:46:51,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/data/ff544c655/8441e0896d98442397d06bd6b2274f6f [2021-12-07 01:46:51,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:46:51,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:46:51,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:46:51,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:46:51,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:46:51,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:51" (1/1) ... [2021-12-07 01:46:52,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d0baab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52, skipping insertion in model container [2021-12-07 01:46:52,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:51" (1/1) ... [2021-12-07 01:46:52,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:46:52,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:46:52,282 WARN L230 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_726d618d-cef9-4dd3-b337-706945ece94c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-12-07 01:46:52,369 WARN L230 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_726d618d-cef9-4dd3-b337-706945ece94c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-12-07 01:46:52,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:46:52,383 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:46:52,413 WARN L230 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_726d618d-cef9-4dd3-b337-706945ece94c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-12-07 01:46:52,479 WARN L230 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_726d618d-cef9-4dd3-b337-706945ece94c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-12-07 01:46:52,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:46:52,510 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:46:52,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52 WrapperNode [2021-12-07 01:46:52,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:46:52,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:46:52,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:46:52,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:46:52,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,597 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-12-07 01:46:52,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:46:52,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:46:52,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:46:52,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:46:52,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:46:52,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:46:52,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:46:52,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:46:52,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (1/1) ... [2021-12-07 01:46:52,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:46:52,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:46:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:46:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-07 01:46:52,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-07 01:46:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:46:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:46:52,730 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:46:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:46:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:46:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:46:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:46:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:46:52,898 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:46:52,899 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:46:53,683 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:46:53,691 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:46:53,691 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-12-07 01:46:53,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:53 BoogieIcfgContainer [2021-12-07 01:46:53,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:46:53,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:46:53,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:46:53,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:46:53,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:46:51" (1/3) ... [2021-12-07 01:46:53,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa8389b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:46:53, skipping insertion in model container [2021-12-07 01:46:53,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:52" (2/3) ... [2021-12-07 01:46:53,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa8389b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:46:53, skipping insertion in model container [2021-12-07 01:46:53,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:53" (3/3) ... [2021-12-07 01:46:53,699 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test5-1.i [2021-12-07 01:46:53,703 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:46:53,703 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-12-07 01:46:53,740 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:46:53,746 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:46:53,746 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-12-07 01:46:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 273 states, 249 states have (on average 1.7108433734939759) internal successors, (426), 264 states have internal predecessors, (426), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-07 01:46:53,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-07 01:46:53,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:53,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-07 01:46:53,769 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:53,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:53,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1126982839, now seen corresponding path program 1 times [2021-12-07 01:46:53,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:53,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864700684] [2021-12-07 01:46:53,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:53,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:53,869 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:53,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1294667536] [2021-12-07 01:46:53,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:53,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:53,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:53,871 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:53,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 01:46:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:53,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:46:53,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:54,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:54,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:54,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864700684] [2021-12-07 01:46:54,014 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:54,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294667536] [2021-12-07 01:46:54,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294667536] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:54,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:54,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:46:54,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576660604] [2021-12-07 01:46:54,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:54,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:46:54,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:54,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:46:54,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:54,050 INFO L87 Difference]: Start difference. First operand has 273 states, 249 states have (on average 1.7108433734939759) internal successors, (426), 264 states have internal predecessors, (426), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:54,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:54,355 INFO L93 Difference]: Finished difference Result 796 states and 1338 transitions. [2021-12-07 01:46:54,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:46:54,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 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 6 [2021-12-07 01:46:54,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:54,369 INFO L225 Difference]: With dead ends: 796 [2021-12-07 01:46:54,369 INFO L226 Difference]: Without dead ends: 521 [2021-12-07 01:46:54,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:54,375 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 314 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:54,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 687 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:46:54,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-12-07 01:46:54,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 341. [2021-12-07 01:46:54,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 315 states have (on average 1.3460317460317461) internal successors, (424), 332 states have internal predecessors, (424), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 456 transitions. [2021-12-07 01:46:54,430 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 456 transitions. Word has length 6 [2021-12-07 01:46:54,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:54,430 INFO L470 AbstractCegarLoop]: Abstraction has 341 states and 456 transitions. [2021-12-07 01:46:54,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 456 transitions. [2021-12-07 01:46:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-07 01:46:54,431 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:54,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-07 01:46:54,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:54,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-12-07 01:46:54,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:54,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:54,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1126331241, now seen corresponding path program 1 times [2021-12-07 01:46:54,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:54,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558655629] [2021-12-07 01:46:54,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:54,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:54,652 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:54,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1663320858] [2021-12-07 01:46:54,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:54,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:54,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:54,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:54,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 01:46:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:54,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:46:54,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:54,753 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:54,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:54,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558655629] [2021-12-07 01:46:54,754 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:54,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663320858] [2021-12-07 01:46:54,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663320858] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:54,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:54,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:46:54,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680147420] [2021-12-07 01:46:54,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:54,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:46:54,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:54,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:46:54,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:54,756 INFO L87 Difference]: Start difference. First operand 341 states and 456 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:54,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:54,803 INFO L93 Difference]: Finished difference Result 522 states and 688 transitions. [2021-12-07 01:46:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:46:54,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 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 6 [2021-12-07 01:46:54,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:54,806 INFO L225 Difference]: With dead ends: 522 [2021-12-07 01:46:54,807 INFO L226 Difference]: Without dead ends: 519 [2021-12-07 01:46:54,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:54,808 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 308 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:54,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 715 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:46:54,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2021-12-07 01:46:54,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 345. [2021-12-07 01:46:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 319 states have (on average 1.3385579937304075) internal successors, (427), 336 states have internal predecessors, (427), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 459 transitions. [2021-12-07 01:46:54,829 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 459 transitions. Word has length 6 [2021-12-07 01:46:54,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:54,829 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 459 transitions. [2021-12-07 01:46:54,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 459 transitions. [2021-12-07 01:46:54,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-07 01:46:54,833 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:54,833 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:54,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-07 01:46:55,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:55,034 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:55,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:55,035 INFO L85 PathProgramCache]: Analyzing trace with hash 765811442, now seen corresponding path program 1 times [2021-12-07 01:46:55,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:55,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630149700] [2021-12-07 01:46:55,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:55,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:55,172 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:55,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090020968] [2021-12-07 01:46:55,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:55,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:55,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,173 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 01:46:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:55,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 2966 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:46:55,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:55,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:55,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:55,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630149700] [2021-12-07 01:46:55,897 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:55,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090020968] [2021-12-07 01:46:55,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090020968] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:55,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:55,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:46:55,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105618231] [2021-12-07 01:46:55,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:55,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:46:55,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:55,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:46:55,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:55,899 INFO L87 Difference]: Start difference. First operand 345 states and 459 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:55,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:55,960 INFO L93 Difference]: Finished difference Result 705 states and 943 transitions. [2021-12-07 01:46:55,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:46:55,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-07 01:46:55,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:55,964 INFO L225 Difference]: With dead ends: 705 [2021-12-07 01:46:55,964 INFO L226 Difference]: Without dead ends: 366 [2021-12-07 01:46:55,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:55,968 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:55,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:46:55,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-12-07 01:46:55,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 365. [2021-12-07 01:46:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 339 states have (on average 1.3185840707964602) internal successors, (447), 356 states have internal predecessors, (447), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:55,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 479 transitions. [2021-12-07 01:46:55,989 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 479 transitions. Word has length 103 [2021-12-07 01:46:55,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:55,990 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 479 transitions. [2021-12-07 01:46:55,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 479 transitions. [2021-12-07 01:46:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-07 01:46:55,993 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:55,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:56,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-07 01:46:56,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:56,196 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:56,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:56,197 INFO L85 PathProgramCache]: Analyzing trace with hash 525571696, now seen corresponding path program 1 times [2021-12-07 01:46:56,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:56,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94874545] [2021-12-07 01:46:56,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:56,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:56,426 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:56,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [459473949] [2021-12-07 01:46:56,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:56,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:56,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:56,431 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:56,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-07 01:46:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:57,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 2968 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:46:57,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:57,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:57,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:57,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94874545] [2021-12-07 01:46:57,165 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:57,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459473949] [2021-12-07 01:46:57,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459473949] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:57,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:57,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:46:57,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759411740] [2021-12-07 01:46:57,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:57,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:46:57,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:57,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:46:57,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:57,167 INFO L87 Difference]: Start difference. First operand 365 states and 479 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:57,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:57,215 INFO L93 Difference]: Finished difference Result 745 states and 983 transitions. [2021-12-07 01:46:57,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:46:57,216 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-07 01:46:57,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:57,218 INFO L225 Difference]: With dead ends: 745 [2021-12-07 01:46:57,218 INFO L226 Difference]: Without dead ends: 386 [2021-12-07 01:46:57,219 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:46:57,220 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:57,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:46:57,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-12-07 01:46:57,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 385. [2021-12-07 01:46:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 359 states have (on average 1.3008356545961002) internal successors, (467), 376 states have internal predecessors, (467), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:57,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 499 transitions. [2021-12-07 01:46:57,231 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 499 transitions. Word has length 103 [2021-12-07 01:46:57,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:57,231 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 499 transitions. [2021-12-07 01:46:57,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 499 transitions. [2021-12-07 01:46:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-07 01:46:57,234 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:57,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:57,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-07 01:46:57,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:57,436 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:57,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:57,437 INFO L85 PathProgramCache]: Analyzing trace with hash 919938482, now seen corresponding path program 1 times [2021-12-07 01:46:57,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:57,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211869750] [2021-12-07 01:46:57,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:57,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:57,569 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:57,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [755078989] [2021-12-07 01:46:57,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:57,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:57,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:57,570 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:57,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-07 01:46:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:58,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:46:58,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:58,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:58,269 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:58,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:58,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211869750] [2021-12-07 01:46:58,270 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:58,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755078989] [2021-12-07 01:46:58,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755078989] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:58,270 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:58,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:46:58,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406061107] [2021-12-07 01:46:58,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:58,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:46:58,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:58,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:46:58,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:46:58,277 INFO L87 Difference]: Start difference. First operand 385 states and 499 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:58,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:58,325 INFO L93 Difference]: Finished difference Result 755 states and 983 transitions. [2021-12-07 01:46:58,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:46:58,326 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-07 01:46:58,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:58,328 INFO L225 Difference]: With dead ends: 755 [2021-12-07 01:46:58,329 INFO L226 Difference]: Without dead ends: 376 [2021-12-07 01:46:58,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:46:58,330 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 309 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:58,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 677 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:46:58,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-12-07 01:46:58,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 371. [2021-12-07 01:46:58,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 345 states have (on average 1.2927536231884058) internal successors, (446), 362 states have internal predecessors, (446), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 478 transitions. [2021-12-07 01:46:58,345 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 478 transitions. Word has length 103 [2021-12-07 01:46:58,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:58,345 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 478 transitions. [2021-12-07 01:46:58,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 478 transitions. [2021-12-07 01:46:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-07 01:46:58,347 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:58,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:58,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-12-07 01:46:58,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:58,549 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:58,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:58,551 INFO L85 PathProgramCache]: Analyzing trace with hash 6087360, now seen corresponding path program 1 times [2021-12-07 01:46:58,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:58,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505862644] [2021-12-07 01:46:58,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:58,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:58,666 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:58,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [523886714] [2021-12-07 01:46:58,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:58,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:58,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:58,667 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:58,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 01:46:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:59,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:46:59,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:59,522 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:46:59,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:59,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505862644] [2021-12-07 01:46:59,522 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:46:59,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523886714] [2021-12-07 01:46:59,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523886714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:59,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:59,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:46:59,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172770089] [2021-12-07 01:46:59,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:59,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:46:59,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:59,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:46:59,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:46:59,524 INFO L87 Difference]: Start difference. First operand 371 states and 478 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:59,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:59,574 INFO L93 Difference]: Finished difference Result 816 states and 1050 transitions. [2021-12-07 01:46:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:46:59,575 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-07 01:46:59,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:46:59,577 INFO L225 Difference]: With dead ends: 816 [2021-12-07 01:46:59,577 INFO L226 Difference]: Without dead ends: 451 [2021-12-07 01:46:59,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:46:59,579 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 302 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:46:59,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 972 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:46:59,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-12-07 01:46:59,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 357. [2021-12-07 01:46:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 331 states have (on average 1.283987915407855) internal successors, (425), 348 states have internal predecessors, (425), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-07 01:46:59,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 457 transitions. [2021-12-07 01:46:59,592 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 457 transitions. Word has length 103 [2021-12-07 01:46:59,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:46:59,593 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 457 transitions. [2021-12-07 01:46:59,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 457 transitions. [2021-12-07 01:46:59,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-07 01:46:59,595 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:46:59,595 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:59,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-07 01:46:59,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-07 01:46:59,796 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:46:59,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:59,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2030023538, now seen corresponding path program 1 times [2021-12-07 01:46:59,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:59,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493537835] [2021-12-07 01:46:59,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:59,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:59,889 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:46:59,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1636614517] [2021-12-07 01:46:59,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:59,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:59,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:59,890 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:59,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-07 01:47:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:00,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 2942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:00,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:47:00,788 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:00,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:00,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493537835] [2021-12-07 01:47:00,789 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:00,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636614517] [2021-12-07 01:47:00,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636614517] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:00,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:00,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:00,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572337961] [2021-12-07 01:47:00,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:00,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:00,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:00,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:00,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:00,790 INFO L87 Difference]: Start difference. First operand 357 states and 457 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:47:00,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:00,863 INFO L93 Difference]: Finished difference Result 543 states and 681 transitions. [2021-12-07 01:47:00,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:47:00,864 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-07 01:47:00,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:00,866 INFO L225 Difference]: With dead ends: 543 [2021-12-07 01:47:00,866 INFO L226 Difference]: Without dead ends: 542 [2021-12-07 01:47:00,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:00,867 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 199 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:00,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 1048 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:00,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2021-12-07 01:47:00,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 538. [2021-12-07 01:47:00,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 506 states have (on average 1.2529644268774704) internal successors, (634), 523 states have internal predecessors, (634), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-07 01:47:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 678 transitions. [2021-12-07 01:47:00,881 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 678 transitions. Word has length 103 [2021-12-07 01:47:00,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:00,881 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 678 transitions. [2021-12-07 01:47:00,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:47:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 678 transitions. [2021-12-07 01:47:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-12-07 01:47:00,882 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:00,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:00,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-07 01:47:01,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:01,084 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:01,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:01,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1493778997, now seen corresponding path program 1 times [2021-12-07 01:47:01,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:01,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313637753] [2021-12-07 01:47:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:01,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:01,223 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:01,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [404772602] [2021-12-07 01:47:01,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:01,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:01,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:01,225 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:01,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-07 01:47:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:02,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 2943 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:02,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:02,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:47:02,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:02,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:02,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313637753] [2021-12-07 01:47:02,180 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:02,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404772602] [2021-12-07 01:47:02,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404772602] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:02,180 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:02,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:02,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306123903] [2021-12-07 01:47:02,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:02,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:02,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:02,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:02,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:02,181 INFO L87 Difference]: Start difference. First operand 538 states and 678 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) [2021-12-07 01:47:02,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:02,218 INFO L93 Difference]: Finished difference Result 538 states and 678 transitions. [2021-12-07 01:47:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:47:02,219 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 104 [2021-12-07 01:47:02,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:02,221 INFO L225 Difference]: With dead ends: 538 [2021-12-07 01:47:02,221 INFO L226 Difference]: Without dead ends: 536 [2021-12-07 01:47:02,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:02,222 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 202 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:02,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 652 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:02,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-12-07 01:47:02,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 535. [2021-12-07 01:47:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 505 states have (on average 1.2495049504950495) internal successors, (631), 520 states have internal predecessors, (631), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-07 01:47:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 675 transitions. [2021-12-07 01:47:02,236 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 675 transitions. Word has length 104 [2021-12-07 01:47:02,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:02,237 INFO L470 AbstractCegarLoop]: Abstraction has 535 states and 675 transitions. [2021-12-07 01:47:02,237 INFO L471 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) [2021-12-07 01:47:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 675 transitions. [2021-12-07 01:47:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-07 01:47:02,238 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:02,238 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:02,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-07 01:47:02,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:02,439 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:02,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:02,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1366065166, now seen corresponding path program 1 times [2021-12-07 01:47:02,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:02,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614889212] [2021-12-07 01:47:02,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:02,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:02,563 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:02,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1590115500] [2021-12-07 01:47:02,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:02,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:02,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:02,564 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:02,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-07 01:47:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:03,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 2972 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:47:03,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:47:03,784 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:03,785 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:03,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614889212] [2021-12-07 01:47:03,785 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:03,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590115500] [2021-12-07 01:47:03,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590115500] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:03,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:03,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:03,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393669075] [2021-12-07 01:47:03,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:03,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:47:03,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:03,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:47:03,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:03,787 INFO L87 Difference]: Start difference. First operand 535 states and 675 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:47:03,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:03,866 INFO L93 Difference]: Finished difference Result 1001 states and 1288 transitions. [2021-12-07 01:47:03,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:47:03,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-12-07 01:47:03,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:03,869 INFO L225 Difference]: With dead ends: 1001 [2021-12-07 01:47:03,869 INFO L226 Difference]: Without dead ends: 613 [2021-12-07 01:47:03,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:03,871 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 138 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:03,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 705 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:03,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-12-07 01:47:03,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 609. [2021-12-07 01:47:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 594 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-07 01:47:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 786 transitions. [2021-12-07 01:47:03,892 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 786 transitions. Word has length 108 [2021-12-07 01:47:03,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:03,893 INFO L470 AbstractCegarLoop]: Abstraction has 609 states and 786 transitions. [2021-12-07 01:47:03,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:47:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 786 transitions. [2021-12-07 01:47:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-07 01:47:03,894 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:03,894 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:03,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-07 01:47:04,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:04,095 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:04,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:04,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2105513597, now seen corresponding path program 1 times [2021-12-07 01:47:04,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:04,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209218975] [2021-12-07 01:47:04,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:04,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:04,195 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:04,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [54151914] [2021-12-07 01:47:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:04,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:04,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:04,196 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:04,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-07 01:47:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:05,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 2109 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:47:05,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:47:05,182 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:05,182 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:05,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209218975] [2021-12-07 01:47:05,182 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:05,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54151914] [2021-12-07 01:47:05,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54151914] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:05,182 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:05,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:05,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870916027] [2021-12-07 01:47:05,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:05,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:47:05,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:05,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:47:05,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:05,183 INFO L87 Difference]: Start difference. First operand 609 states and 786 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:47:05,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:05,226 INFO L93 Difference]: Finished difference Result 1158 states and 1504 transitions. [2021-12-07 01:47:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:47:05,228 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 123 [2021-12-07 01:47:05,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:05,231 INFO L225 Difference]: With dead ends: 1158 [2021-12-07 01:47:05,231 INFO L226 Difference]: Without dead ends: 607 [2021-12-07 01:47:05,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:05,232 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 15 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:05,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 652 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:05,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-12-07 01:47:05,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 607. [2021-12-07 01:47:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 567 states have (on average 1.2680776014109347) internal successors, (719), 592 states have internal predecessors, (719), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-07 01:47:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 783 transitions. [2021-12-07 01:47:05,264 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 783 transitions. Word has length 123 [2021-12-07 01:47:05,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:05,264 INFO L470 AbstractCegarLoop]: Abstraction has 607 states and 783 transitions. [2021-12-07 01:47:05,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:47:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 783 transitions. [2021-12-07 01:47:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-12-07 01:47:05,265 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:05,265 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:05,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-07 01:47:05,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-07 01:47:05,466 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:05,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:05,467 INFO L85 PathProgramCache]: Analyzing trace with hash -944295870, now seen corresponding path program 1 times [2021-12-07 01:47:05,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:05,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311301465] [2021-12-07 01:47:05,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:05,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:05,519 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:05,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2071491637] [2021-12-07 01:47:05,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:05,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:05,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:05,521 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:05,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-07 01:47:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:06,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 01:47:06,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-12-07 01:47:06,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:06,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:06,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311301465] [2021-12-07 01:47:06,591 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:06,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071491637] [2021-12-07 01:47:06,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071491637] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:06,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:06,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:47:06,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742639905] [2021-12-07 01:47:06,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:06,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:06,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:06,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:06,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:06,593 INFO L87 Difference]: Start difference. First operand 607 states and 783 transitions. Second operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-07 01:47:06,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:06,633 INFO L93 Difference]: Finished difference Result 1165 states and 1523 transitions. [2021-12-07 01:47:06,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:47:06,634 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 138 [2021-12-07 01:47:06,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:06,637 INFO L225 Difference]: With dead ends: 1165 [2021-12-07 01:47:06,637 INFO L226 Difference]: Without dead ends: 610 [2021-12-07 01:47:06,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:06,638 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:06,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 983 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:06,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-12-07 01:47:06,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 610. [2021-12-07 01:47:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 595 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-07 01:47:06,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 790 transitions. [2021-12-07 01:47:06,665 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 790 transitions. Word has length 138 [2021-12-07 01:47:06,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:06,666 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 790 transitions. [2021-12-07 01:47:06,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-07 01:47:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 790 transitions. [2021-12-07 01:47:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-12-07 01:47:06,667 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:06,667 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:06,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-07 01:47:06,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-12-07 01:47:06,869 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:06,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:06,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1074478014, now seen corresponding path program 1 times [2021-12-07 01:47:06,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:06,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119694197] [2021-12-07 01:47:06,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:06,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:06,948 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:06,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [463740332] [2021-12-07 01:47:06,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:06,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:06,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:06,949 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:06,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-07 01:47:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:08,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-07 01:47:08,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-12-07 01:47:08,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-07 01:47:08,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:08,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119694197] [2021-12-07 01:47:08,975 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:08,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463740332] [2021-12-07 01:47:08,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463740332] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:08,975 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:08,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-07 01:47:08,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454823937] [2021-12-07 01:47:08,975 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:08,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:47:08,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:08,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:47:08,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:47:08,976 INFO L87 Difference]: Start difference. First operand 610 states and 790 transitions. Second operand has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:09,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:09,072 INFO L93 Difference]: Finished difference Result 1179 states and 1557 transitions. [2021-12-07 01:47:09,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:47:09,072 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) Word has length 142 [2021-12-07 01:47:09,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:09,075 INFO L225 Difference]: With dead ends: 1179 [2021-12-07 01:47:09,076 INFO L226 Difference]: Without dead ends: 621 [2021-12-07 01:47:09,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2021-12-07 01:47:09,077 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 19 mSDsluCounter, 975 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 1304 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:09,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 1304 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:09,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-12-07 01:47:09,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 619. [2021-12-07 01:47:09,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 577 states have (on average 1.2755632582322356) internal successors, (736), 603 states have internal predecessors, (736), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (40), 16 states have call predecessors, (40), 32 states have call successors, (40) [2021-12-07 01:47:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 808 transitions. [2021-12-07 01:47:09,096 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 808 transitions. Word has length 142 [2021-12-07 01:47:09,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:09,097 INFO L470 AbstractCegarLoop]: Abstraction has 619 states and 808 transitions. [2021-12-07 01:47:09,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:09,097 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 808 transitions. [2021-12-07 01:47:09,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-07 01:47:09,098 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:09,099 INFO L514 BasicCegarLoop]: trace histogram [12, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:09,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-12-07 01:47:09,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:09,300 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:09,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:09,302 INFO L85 PathProgramCache]: Analyzing trace with hash 527792258, now seen corresponding path program 2 times [2021-12-07 01:47:09,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:09,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445877035] [2021-12-07 01:47:09,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:09,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:09,406 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:09,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [637625690] [2021-12-07 01:47:09,406 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:47:09,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:09,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:09,407 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:09,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-07 01:47:10,386 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 01:47:10,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:47:10,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-07 01:47:10,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 50 proven. 50 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-12-07 01:47:10,560 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 65 proven. 10 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-12-07 01:47:10,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:10,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445877035] [2021-12-07 01:47:10,824 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:10,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637625690] [2021-12-07 01:47:10,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637625690] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:10,824 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:10,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 16 [2021-12-07 01:47:10,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564011915] [2021-12-07 01:47:10,824 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:10,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-07 01:47:10,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:10,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-07 01:47:10,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-12-07 01:47:10,826 INFO L87 Difference]: Start difference. First operand 619 states and 808 transitions. Second operand has 16 states, 16 states have (on average 8.75) internal successors, (140), 16 states have internal predecessors, (140), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:11,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:11,616 INFO L93 Difference]: Finished difference Result 1243 states and 1660 transitions. [2021-12-07 01:47:11,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-07 01:47:11,616 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 8.75) internal successors, (140), 16 states have internal predecessors, (140), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) Word has length 150 [2021-12-07 01:47:11,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:11,619 INFO L225 Difference]: With dead ends: 1243 [2021-12-07 01:47:11,619 INFO L226 Difference]: Without dead ends: 628 [2021-12-07 01:47:11,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=248, Invalid=508, Unknown=0, NotChecked=0, Total=756 [2021-12-07 01:47:11,621 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 378 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 1933 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:11,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 1933 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:47:11,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-12-07 01:47:11,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 624. [2021-12-07 01:47:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 624 states, 581 states have (on average 1.278829604130809) internal successors, (743), 608 states have internal predecessors, (743), 32 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (44), 16 states have call predecessors, (44), 32 states have call successors, (44) [2021-12-07 01:47:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 819 transitions. [2021-12-07 01:47:11,638 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 819 transitions. Word has length 150 [2021-12-07 01:47:11,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:11,638 INFO L470 AbstractCegarLoop]: Abstraction has 624 states and 819 transitions. [2021-12-07 01:47:11,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.75) internal successors, (140), 16 states have internal predecessors, (140), 1 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 819 transitions. [2021-12-07 01:47:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-12-07 01:47:11,639 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:11,639 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:11,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-12-07 01:47:11,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-07 01:47:11,841 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:11,842 INFO L85 PathProgramCache]: Analyzing trace with hash -960620478, now seen corresponding path program 3 times [2021-12-07 01:47:11,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:11,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543174860] [2021-12-07 01:47:11,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:11,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:11,926 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:11,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1340143812] [2021-12-07 01:47:11,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 01:47:11,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:11,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:11,928 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:11,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-07 01:47:12,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 01:47:12,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:47:12,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:47:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:12,864 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:12,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:12,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543174860] [2021-12-07 01:47:12,864 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:12,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340143812] [2021-12-07 01:47:12,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340143812] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:12,865 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:12,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:47:12,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487537938] [2021-12-07 01:47:12,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:12,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:47:12,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:12,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:47:12,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:47:12,866 INFO L87 Difference]: Start difference. First operand 624 states and 819 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:12,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:12,943 INFO L93 Difference]: Finished difference Result 629 states and 822 transitions. [2021-12-07 01:47:12,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:47:12,944 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 162 [2021-12-07 01:47:12,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:12,947 INFO L225 Difference]: With dead ends: 629 [2021-12-07 01:47:12,947 INFO L226 Difference]: Without dead ends: 626 [2021-12-07 01:47:12,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:47:12,947 INFO L933 BasicCegarLoop]: 581 mSDtfsCounter, 758 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:12,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [776 Valid, 1496 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:12,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-12-07 01:47:12,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 530. [2021-12-07 01:47:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 500 states have (on average 1.248) internal successors, (624), 514 states have internal predecessors, (624), 22 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (34), 14 states have call predecessors, (34), 22 states have call successors, (34) [2021-12-07 01:47:12,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 680 transitions. [2021-12-07 01:47:12,964 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 680 transitions. Word has length 162 [2021-12-07 01:47:12,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:12,964 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 680 transitions. [2021-12-07 01:47:12,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 680 transitions. [2021-12-07 01:47:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-07 01:47:12,965 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:12,965 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:12,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-12-07 01:47:13,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-12-07 01:47:13,167 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:13,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:13,169 INFO L85 PathProgramCache]: Analyzing trace with hash 655034760, now seen corresponding path program 1 times [2021-12-07 01:47:13,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:13,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407972188] [2021-12-07 01:47:13,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:13,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:13,259 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:13,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [151076043] [2021-12-07 01:47:13,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:13,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:13,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:13,260 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:13,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-07 01:47:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:14,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:14,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-12-07 01:47:14,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:14,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:14,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407972188] [2021-12-07 01:47:14,219 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:14,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151076043] [2021-12-07 01:47:14,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151076043] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:14,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:14,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:14,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733585198] [2021-12-07 01:47:14,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:14,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:47:14,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:14,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:47:14,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:14,221 INFO L87 Difference]: Start difference. First operand 530 states and 680 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:14,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:14,261 INFO L93 Difference]: Finished difference Result 710 states and 932 transitions. [2021-12-07 01:47:14,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:47:14,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 200 [2021-12-07 01:47:14,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:14,264 INFO L225 Difference]: With dead ends: 710 [2021-12-07 01:47:14,264 INFO L226 Difference]: Without dead ends: 572 [2021-12-07 01:47:14,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:14,265 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 10 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:14,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 599 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:14,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2021-12-07 01:47:14,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 570. [2021-12-07 01:47:14,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 540 states have (on average 1.2296296296296296) internal successors, (664), 554 states have internal predecessors, (664), 22 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (34), 14 states have call predecessors, (34), 22 states have call successors, (34) [2021-12-07 01:47:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 720 transitions. [2021-12-07 01:47:14,280 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 720 transitions. Word has length 200 [2021-12-07 01:47:14,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:14,280 INFO L470 AbstractCegarLoop]: Abstraction has 570 states and 720 transitions. [2021-12-07 01:47:14,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 720 transitions. [2021-12-07 01:47:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-07 01:47:14,281 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:14,281 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:14,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-12-07 01:47:14,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-07 01:47:14,482 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:14,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:14,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1653470860, now seen corresponding path program 1 times [2021-12-07 01:47:14,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:14,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373948206] [2021-12-07 01:47:14,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:14,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:14,542 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:14,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [68016588] [2021-12-07 01:47:14,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:14,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:14,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:14,543 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:14,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-07 01:47:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:15,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1689 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:15,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-12-07 01:47:15,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:15,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:15,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373948206] [2021-12-07 01:47:15,578 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:15,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68016588] [2021-12-07 01:47:15,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68016588] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:15,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:15,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:47:15,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110069194] [2021-12-07 01:47:15,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:15,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:15,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:15,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:15,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:15,579 INFO L87 Difference]: Start difference. First operand 570 states and 720 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:15,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:15,618 INFO L93 Difference]: Finished difference Result 728 states and 930 transitions. [2021-12-07 01:47:15,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:47:15,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 200 [2021-12-07 01:47:15,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:15,622 INFO L225 Difference]: With dead ends: 728 [2021-12-07 01:47:15,622 INFO L226 Difference]: Without dead ends: 550 [2021-12-07 01:47:15,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:15,623 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 85 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:15,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 832 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:15,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-12-07 01:47:15,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 542. [2021-12-07 01:47:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 512 states have (on average 1.21484375) internal successors, (622), 526 states have internal predecessors, (622), 22 states have call successors, (22), 3 states have call predecessors, (22), 5 states have return successors, (34), 14 states have call predecessors, (34), 22 states have call successors, (34) [2021-12-07 01:47:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 678 transitions. [2021-12-07 01:47:15,638 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 678 transitions. Word has length 200 [2021-12-07 01:47:15,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:15,639 INFO L470 AbstractCegarLoop]: Abstraction has 542 states and 678 transitions. [2021-12-07 01:47:15,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 678 transitions. [2021-12-07 01:47:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-07 01:47:15,640 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:15,640 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:15,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-12-07 01:47:15,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-07 01:47:15,841 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:15,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:15,841 INFO L85 PathProgramCache]: Analyzing trace with hash 770622014, now seen corresponding path program 1 times [2021-12-07 01:47:15,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:15,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738037119] [2021-12-07 01:47:15,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:15,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:15,897 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:15,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [270482139] [2021-12-07 01:47:15,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:15,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:15,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:15,898 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:15,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-07 01:47:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:16,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:47:16,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:16,962 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:17,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:17,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738037119] [2021-12-07 01:47:17,160 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:17,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270482139] [2021-12-07 01:47:17,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270482139] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:17,160 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:17,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-07 01:47:17,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613121566] [2021-12-07 01:47:17,161 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:17,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:47:17,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:17,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:47:17,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:47:17,162 INFO L87 Difference]: Start difference. First operand 542 states and 678 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:17,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:17,269 INFO L93 Difference]: Finished difference Result 1126 states and 1420 transitions. [2021-12-07 01:47:17,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 01:47:17,269 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 200 [2021-12-07 01:47:17,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:17,274 INFO L225 Difference]: With dead ends: 1126 [2021-12-07 01:47:17,274 INFO L226 Difference]: Without dead ends: 974 [2021-12-07 01:47:17,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:47:17,275 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1214 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:17,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1661 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:17,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2021-12-07 01:47:17,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 727. [2021-12-07 01:47:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 727 states, 691 states have (on average 1.2069464544138928) internal successors, (834), 705 states have internal predecessors, (834), 28 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (46), 20 states have call predecessors, (46), 28 states have call successors, (46) [2021-12-07 01:47:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 908 transitions. [2021-12-07 01:47:17,295 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 908 transitions. Word has length 200 [2021-12-07 01:47:17,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:17,295 INFO L470 AbstractCegarLoop]: Abstraction has 727 states and 908 transitions. [2021-12-07 01:47:17,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 908 transitions. [2021-12-07 01:47:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-12-07 01:47:17,297 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:17,298 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:17,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-12-07 01:47:17,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-07 01:47:17,498 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:17,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:17,499 INFO L85 PathProgramCache]: Analyzing trace with hash 523215120, now seen corresponding path program 1 times [2021-12-07 01:47:17,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:17,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523001884] [2021-12-07 01:47:17,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:17,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:17,705 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:17,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [363099611] [2021-12-07 01:47:17,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:17,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:17,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:17,706 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:17,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-12-07 01:47:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:19,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 7376 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 01:47:19,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:19,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:20,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:20,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523001884] [2021-12-07 01:47:20,293 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:20,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363099611] [2021-12-07 01:47:20,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363099611] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:20,294 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:20,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-12-07 01:47:20,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093675193] [2021-12-07 01:47:20,294 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:20,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-07 01:47:20,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:20,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-07 01:47:20,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-12-07 01:47:20,296 INFO L87 Difference]: Start difference. First operand 727 states and 908 transitions. Second operand has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:20,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:20,464 INFO L93 Difference]: Finished difference Result 1160 states and 1461 transitions. [2021-12-07 01:47:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 01:47:20,465 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 361 [2021-12-07 01:47:20,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:20,470 INFO L225 Difference]: With dead ends: 1160 [2021-12-07 01:47:20,470 INFO L226 Difference]: Without dead ends: 1159 [2021-12-07 01:47:20,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 708 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-12-07 01:47:20,471 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1752 mSDsluCounter, 2325 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 2688 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:20,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1783 Valid, 2688 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:20,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2021-12-07 01:47:20,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 726. [2021-12-07 01:47:20,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 691 states have (on average 1.2054992764109986) internal successors, (833), 704 states have internal predecessors, (833), 28 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (46), 20 states have call predecessors, (46), 28 states have call successors, (46) [2021-12-07 01:47:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 907 transitions. [2021-12-07 01:47:20,497 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 907 transitions. Word has length 361 [2021-12-07 01:47:20,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:20,498 INFO L470 AbstractCegarLoop]: Abstraction has 726 states and 907 transitions. [2021-12-07 01:47:20,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:20,499 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 907 transitions. [2021-12-07 01:47:20,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-12-07 01:47:20,502 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:20,502 INFO L514 BasicCegarLoop]: trace histogram [24, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:20,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-12-07 01:47:20,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-07 01:47:20,703 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:20,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:20,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1074782608, now seen corresponding path program 1 times [2021-12-07 01:47:20,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:20,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453219309] [2021-12-07 01:47:20,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:20,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:20,914 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:20,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [834039782] [2021-12-07 01:47:20,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:20,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:20,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:20,915 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:20,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-12-07 01:47:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:22,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 7475 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 01:47:22,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:23,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:23,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:23,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453219309] [2021-12-07 01:47:23,643 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:23,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834039782] [2021-12-07 01:47:23,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834039782] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:23,643 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:23,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-07 01:47:23,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242978888] [2021-12-07 01:47:23,644 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:23,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-07 01:47:23,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:23,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-07 01:47:23,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-12-07 01:47:23,645 INFO L87 Difference]: Start difference. First operand 726 states and 907 transitions. Second operand has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:23,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:23,914 INFO L93 Difference]: Finished difference Result 2148 states and 2702 transitions. [2021-12-07 01:47:23,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 01:47:23,914 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 404 [2021-12-07 01:47:23,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:23,922 INFO L225 Difference]: With dead ends: 2148 [2021-12-07 01:47:23,922 INFO L226 Difference]: Without dead ends: 1997 [2021-12-07 01:47:23,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 792 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=151, Invalid=311, Unknown=0, NotChecked=0, Total=462 [2021-12-07 01:47:23,923 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2890 mSDsluCounter, 3821 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2953 SdHoareTripleChecker+Valid, 4213 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:23,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2953 Valid, 4213 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:47:23,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2021-12-07 01:47:23,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1458. [2021-12-07 01:47:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1399 states have (on average 1.195854181558256) internal successors, (1673), 1412 states have internal predecessors, (1673), 52 states have call successors, (52), 3 states have call predecessors, (52), 5 states have return successors, (94), 44 states have call predecessors, (94), 52 states have call successors, (94) [2021-12-07 01:47:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 1819 transitions. [2021-12-07 01:47:23,961 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 1819 transitions. Word has length 404 [2021-12-07 01:47:23,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:23,961 INFO L470 AbstractCegarLoop]: Abstraction has 1458 states and 1819 transitions. [2021-12-07 01:47:23,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1819 transitions. [2021-12-07 01:47:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2021-12-07 01:47:23,969 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:23,969 INFO L514 BasicCegarLoop]: trace histogram [24, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:24,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-12-07 01:47:24,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:24,170 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:24,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:24,170 INFO L85 PathProgramCache]: Analyzing trace with hash 2143768372, now seen corresponding path program 2 times [2021-12-07 01:47:24,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:24,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573744985] [2021-12-07 01:47:24,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:24,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:24,731 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:24,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [481778098] [2021-12-07 01:47:24,732 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:47:24,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:24,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:24,733 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:24,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-12-07 01:47:26,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 01:47:26,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:47:26,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:26,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2521 trivial. 0 not checked. [2021-12-07 01:47:27,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:27,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:27,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573744985] [2021-12-07 01:47:27,599 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:27,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481778098] [2021-12-07 01:47:27,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481778098] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:27,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:27,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:47:27,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690532893] [2021-12-07 01:47:27,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:27,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:27,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:27,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:27,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:27,601 INFO L87 Difference]: Start difference. First operand 1458 states and 1819 transitions. Second operand has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:27,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:27,662 INFO L93 Difference]: Finished difference Result 1553 states and 1948 transitions. [2021-12-07 01:47:27,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:47:27,663 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 812 [2021-12-07 01:47:27,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:27,673 INFO L225 Difference]: With dead ends: 1553 [2021-12-07 01:47:27,673 INFO L226 Difference]: Without dead ends: 1552 [2021-12-07 01:47:27,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 809 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:27,675 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 130 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:27,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 725 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:27,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2021-12-07 01:47:27,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 1527. [2021-12-07 01:47:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1527 states, 1468 states have (on average 1.1948228882833787) internal successors, (1754), 1481 states have internal predecessors, (1754), 52 states have call successors, (52), 3 states have call predecessors, (52), 5 states have return successors, (94), 44 states have call predecessors, (94), 52 states have call successors, (94) [2021-12-07 01:47:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1527 states and 1900 transitions. [2021-12-07 01:47:27,731 INFO L78 Accepts]: Start accepts. Automaton has 1527 states and 1900 transitions. Word has length 812 [2021-12-07 01:47:27,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:27,732 INFO L470 AbstractCegarLoop]: Abstraction has 1527 states and 1900 transitions. [2021-12-07 01:47:27,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1900 transitions. [2021-12-07 01:47:27,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-12-07 01:47:27,743 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:27,743 INFO L514 BasicCegarLoop]: trace histogram [24, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:27,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2021-12-07 01:47:27,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:27,944 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:27,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:27,945 INFO L85 PathProgramCache]: Analyzing trace with hash 2032311136, now seen corresponding path program 1 times [2021-12-07 01:47:27,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:27,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267164514] [2021-12-07 01:47:27,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:27,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:28,595 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:28,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [233636467] [2021-12-07 01:47:28,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:28,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:28,596 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:28,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-12-07 01:47:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:33,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 19076 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-07 01:47:33,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:34,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:34,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-07 01:47:34,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:34,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267164514] [2021-12-07 01:47:34,992 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:34,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233636467] [2021-12-07 01:47:34,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233636467] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:34,993 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:34,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-12-07 01:47:34,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803117922] [2021-12-07 01:47:34,993 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:34,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-12-07 01:47:34,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:34,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-12-07 01:47:34,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-12-07 01:47:34,996 INFO L87 Difference]: Start difference. First operand 1527 states and 1900 transitions. Second operand has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:35,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:35,423 INFO L93 Difference]: Finished difference Result 2911 states and 3649 transitions. [2021-12-07 01:47:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 01:47:35,424 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 813 [2021-12-07 01:47:35,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:35,435 INFO L225 Difference]: With dead ends: 2911 [2021-12-07 01:47:35,435 INFO L226 Difference]: Without dead ends: 2691 [2021-12-07 01:47:35,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1633 GetRequests, 1604 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=273, Invalid=597, Unknown=0, NotChecked=0, Total=870 [2021-12-07 01:47:35,437 INFO L933 BasicCegarLoop]: 502 mSDtfsCounter, 3383 mSDsluCounter, 5188 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 5690 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:35,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3465 Valid, 5690 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:47:35,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2691 states. [2021-12-07 01:47:35,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2691 to 2076. [2021-12-07 01:47:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2076 states, 1999 states have (on average 1.1925962981490745) internal successors, (2384), 2012 states have internal predecessors, (2384), 70 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (130), 62 states have call predecessors, (130), 70 states have call successors, (130) [2021-12-07 01:47:35,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 2076 states and 2584 transitions. [2021-12-07 01:47:35,490 INFO L78 Accepts]: Start accepts. Automaton has 2076 states and 2584 transitions. Word has length 813 [2021-12-07 01:47:35,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:35,491 INFO L470 AbstractCegarLoop]: Abstraction has 2076 states and 2584 transitions. [2021-12-07 01:47:35,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-07 01:47:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2584 transitions. [2021-12-07 01:47:35,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2021-12-07 01:47:35,503 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:35,504 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:35,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2021-12-07 01:47:35,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:35,704 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:35,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:35,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1411320987, now seen corresponding path program 2 times [2021-12-07 01:47:35,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:35,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399644118] [2021-12-07 01:47:35,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:35,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:36,430 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:36,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [652193706] [2021-12-07 01:47:36,430 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:47:36,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:36,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:36,431 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:36,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-12-07 01:47:39,850 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 01:47:39,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:47:39,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:47:39,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-07 01:47:40,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:40,901 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:40,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399644118] [2021-12-07 01:47:40,901 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:40,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652193706] [2021-12-07 01:47:40,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [652193706] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:40,902 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:40,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:47:40,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407172470] [2021-12-07 01:47:40,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:40,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:40,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:40,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:40,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:40,903 INFO L87 Difference]: Start difference. First operand 2076 states and 2584 transitions. Second operand has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:40,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:40,944 INFO L93 Difference]: Finished difference Result 2076 states and 2584 transitions. [2021-12-07 01:47:40,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 01:47:40,945 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 1119 [2021-12-07 01:47:40,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:40,953 INFO L225 Difference]: With dead ends: 2076 [2021-12-07 01:47:40,953 INFO L226 Difference]: Without dead ends: 2075 [2021-12-07 01:47:40,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1119 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:47:40,955 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:40,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 603 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:40,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2021-12-07 01:47:40,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 2075. [2021-12-07 01:47:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2075 states, 1999 states have (on average 1.1915957978989495) internal successors, (2382), 2011 states have internal predecessors, (2382), 70 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (130), 62 states have call predecessors, (130), 70 states have call successors, (130) [2021-12-07 01:47:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 2075 states and 2582 transitions. [2021-12-07 01:47:40,999 INFO L78 Accepts]: Start accepts. Automaton has 2075 states and 2582 transitions. Word has length 1119 [2021-12-07 01:47:41,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:41,000 INFO L470 AbstractCegarLoop]: Abstraction has 2075 states and 2582 transitions. [2021-12-07 01:47:41,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 01:47:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2582 transitions. [2021-12-07 01:47:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1170 [2021-12-07 01:47:41,011 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:41,012 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:41,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-12-07 01:47:41,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:41,214 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:41,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:41,215 INFO L85 PathProgramCache]: Analyzing trace with hash 357704046, now seen corresponding path program 1 times [2021-12-07 01:47:41,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:41,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228765557] [2021-12-07 01:47:41,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:41,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:42,170 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:42,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1606070802] [2021-12-07 01:47:42,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:42,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:42,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:42,172 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:42,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-07 01:47:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:49,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 27888 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:47:49,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-07 01:47:50,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:47:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-07 01:47:51,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:51,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228765557] [2021-12-07 01:47:51,726 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:51,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606070802] [2021-12-07 01:47:51,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1606070802] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:47:51,726 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:47:51,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2021-12-07 01:47:51,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957259831] [2021-12-07 01:47:51,727 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:47:51,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 01:47:51,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:51,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 01:47:51,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:47:51,729 INFO L87 Difference]: Start difference. First operand 2075 states and 2582 transitions. Second operand has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-07 01:47:51,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:51,892 INFO L93 Difference]: Finished difference Result 2522 states and 3142 transitions. [2021-12-07 01:47:51,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 01:47:51,892 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 1169 [2021-12-07 01:47:51,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:51,902 INFO L225 Difference]: With dead ends: 2522 [2021-12-07 01:47:51,902 INFO L226 Difference]: Without dead ends: 2521 [2021-12-07 01:47:51,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2343 GetRequests, 2328 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2021-12-07 01:47:51,904 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 632 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:51,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [637 Valid, 1277 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:47:51,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2521 states. [2021-12-07 01:47:51,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2521 to 2519. [2021-12-07 01:47:51,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2519 states, 2410 states have (on average 1.1925311203319502) internal successors, (2874), 2452 states have internal predecessors, (2874), 100 states have call successors, (100), 6 states have call predecessors, (100), 8 states have return successors, (160), 68 states have call predecessors, (160), 100 states have call successors, (160) [2021-12-07 01:47:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3134 transitions. [2021-12-07 01:47:51,967 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3134 transitions. Word has length 1169 [2021-12-07 01:47:51,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:51,968 INFO L470 AbstractCegarLoop]: Abstraction has 2519 states and 3134 transitions. [2021-12-07 01:47:51,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-07 01:47:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3134 transitions. [2021-12-07 01:47:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1323 [2021-12-07 01:47:51,980 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:51,981 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:52,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-12-07 01:47:52,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-12-07 01:47:52,182 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:52,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:52,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1405510193, now seen corresponding path program 2 times [2021-12-07 01:47:52,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:52,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098592505] [2021-12-07 01:47:52,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:52,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:53,008 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:47:53,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [553038863] [2021-12-07 01:47:53,009 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:47:53,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:47:53,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:47:53,010 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:47:53,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-12-07 01:47:58,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 01:47:58,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:47:58,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:47:58,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:47:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5426 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5406 trivial. 0 not checked. [2021-12-07 01:47:58,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:47:58,871 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:58,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098592505] [2021-12-07 01:47:58,871 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:47:58,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553038863] [2021-12-07 01:47:58,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553038863] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:58,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:58,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:47:58,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610914702] [2021-12-07 01:47:58,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:58,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:47:58,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:58,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:47:58,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:58,873 INFO L87 Difference]: Start difference. First operand 2519 states and 3134 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:58,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:58,913 INFO L93 Difference]: Finished difference Result 2906 states and 3615 transitions. [2021-12-07 01:47:58,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:47:58,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 1322 [2021-12-07 01:47:58,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:58,922 INFO L225 Difference]: With dead ends: 2906 [2021-12-07 01:47:58,922 INFO L226 Difference]: Without dead ends: 2259 [2021-12-07 01:47:58,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1321 GetRequests, 1320 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:47:58,924 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 8 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:58,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 616 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:47:58,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2021-12-07 01:47:58,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 2259. [2021-12-07 01:47:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2259 states, 2170 states have (on average 1.1857142857142857) internal successors, (2573), 2192 states have internal predecessors, (2573), 80 states have call successors, (80), 6 states have call predecessors, (80), 8 states have return successors, (140), 64 states have call predecessors, (140), 80 states have call successors, (140) [2021-12-07 01:47:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 2259 states and 2793 transitions. [2021-12-07 01:47:58,977 INFO L78 Accepts]: Start accepts. Automaton has 2259 states and 2793 transitions. Word has length 1322 [2021-12-07 01:47:58,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:58,978 INFO L470 AbstractCegarLoop]: Abstraction has 2259 states and 2793 transitions. [2021-12-07 01:47:58,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-07 01:47:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2793 transitions. [2021-12-07 01:47:58,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1383 [2021-12-07 01:47:58,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:58,992 INFO L514 BasicCegarLoop]: trace histogram [24, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:59,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-12-07 01:47:59,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-12-07 01:47:59,194 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:47:59,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:59,196 INFO L85 PathProgramCache]: Analyzing trace with hash 624787758, now seen corresponding path program 1 times [2021-12-07 01:47:59,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:59,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958569331] [2021-12-07 01:47:59,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:59,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:00,051 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:48:00,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1501603971] [2021-12-07 01:48:00,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:00,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:48:00,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:48:00,052 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:48:00,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-12-07 01:48:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:09,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 28407 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-07 01:48:09,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:48:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 586 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-12-07 01:48:10,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:48:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 4984 trivial. 0 not checked. [2021-12-07 01:48:11,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:11,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958569331] [2021-12-07 01:48:11,979 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:48:11,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501603971] [2021-12-07 01:48:11,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501603971] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:48:11,979 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 01:48:11,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2021-12-07 01:48:11,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931845894] [2021-12-07 01:48:11,980 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 01:48:11,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-07 01:48:11,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:11,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-07 01:48:11,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-12-07 01:48:11,982 INFO L87 Difference]: Start difference. First operand 2259 states and 2793 transitions. Second operand has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-07 01:48:12,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:48:12,434 INFO L93 Difference]: Finished difference Result 2765 states and 3406 transitions. [2021-12-07 01:48:12,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 01:48:12,434 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) Word has length 1382 [2021-12-07 01:48:12,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:48:12,447 INFO L225 Difference]: With dead ends: 2765 [2021-12-07 01:48:12,447 INFO L226 Difference]: Without dead ends: 2764 [2021-12-07 01:48:12,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2781 GetRequests, 2742 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2021-12-07 01:48:12,450 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1210 mSDsluCounter, 1440 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 1747 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:48:12,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1215 Valid, 1747 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:48:12,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2764 states. [2021-12-07 01:48:12,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2764 to 2763. [2021-12-07 01:48:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2763 states, 2638 states have (on average 1.1823351023502653) internal successors, (3119), 2690 states have internal predecessors, (3119), 110 states have call successors, (110), 12 states have call predecessors, (110), 14 states have return successors, (170), 70 states have call predecessors, (170), 110 states have call successors, (170) [2021-12-07 01:48:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2763 states and 3399 transitions. [2021-12-07 01:48:12,522 INFO L78 Accepts]: Start accepts. Automaton has 2763 states and 3399 transitions. Word has length 1382 [2021-12-07 01:48:12,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:12,523 INFO L470 AbstractCegarLoop]: Abstraction has 2763 states and 3399 transitions. [2021-12-07 01:48:12,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-07 01:48:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3399 transitions. [2021-12-07 01:48:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1761 [2021-12-07 01:48:12,542 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:12,543 INFO L514 BasicCegarLoop]: trace histogram [24, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:48:12,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2021-12-07 01:48:12,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:48:12,743 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-07 01:48:12,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:12,744 INFO L85 PathProgramCache]: Analyzing trace with hash -13677266, now seen corresponding path program 2 times [2021-12-07 01:48:12,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:12,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761119169] [2021-12-07 01:48:12,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:13,648 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:48:13,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [248948996] [2021-12-07 01:48:13,649 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:48:13,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:48:13,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:48:13,649 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:48:13,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-12-07 01:48:23,224 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 01:48:23,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 01:48:23,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 29301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 01:48:23,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:48:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8315 backedges. 2430 proven. 0 refuted. 0 times theorem prover too weak. 5885 trivial. 0 not checked. [2021-12-07 01:48:24,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:48:24,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:24,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761119169] [2021-12-07 01:48:24,592 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-07 01:48:24,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248948996] [2021-12-07 01:48:24,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248948996] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:48:24,592 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:48:24,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 01:48:24,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160555780] [2021-12-07 01:48:24,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:48:24,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:48:24,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:24,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:48:24,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:48:24,594 INFO L87 Difference]: Start difference. First operand 2763 states and 3399 transitions. Second operand has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-07 01:48:24,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:48:24,754 INFO L93 Difference]: Finished difference Result 2763 states and 3399 transitions. [2021-12-07 01:48:24,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 01:48:24,754 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) Word has length 1760 [2021-12-07 01:48:24,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:48:24,755 INFO L225 Difference]: With dead ends: 2763 [2021-12-07 01:48:24,756 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 01:48:24,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1759 GetRequests, 1753 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:48:24,758 INFO L933 BasicCegarLoop]: 686 mSDtfsCounter, 311 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 2411 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:48:24,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [337 Valid, 2411 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:48:24,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 01:48:24,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 01:48:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:48:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 01:48:24,759 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1760 [2021-12-07 01:48:24,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:24,759 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:48:24,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-07 01:48:24,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:48:24,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 01:48:24,761 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2021-12-07 01:48:24,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2021-12-07 01:48:24,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-12-07 01:48:24,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-12-07 01:48:24,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 01:49:20,397 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,397 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-07 01:49:20,397 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-12-07 01:49:20,397 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L707(lines 707 725) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L854 garLoopResultBuilder]: At program point L708-2(lines 708 724) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L854 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L854 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-07 01:49:20,398 INFO L854 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L854 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L854 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse3 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse4 .cse5) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) (<= ~count_int_int~0 2147483642) .cse3 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) .cse3 (<= ~count_int_int~0 2)))) [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L736-3(line 736) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L736-4(line 736) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L854 garLoopResultBuilder]: At program point L736-5(lines 736 745) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 2147483645) .cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|)) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)))) [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L736-6(lines 736 745) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 740) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L738-2(lines 738 740) no Hoare annotation was computed. [2021-12-07 01:49:20,399 INFO L858 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L742-1(line 742) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-5(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L854 garLoopResultBuilder]: At program point L743-6(line 743) the Hoare annotation is: false [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-7(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L854 garLoopResultBuilder]: At program point L743-8(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-9(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-10(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-12(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-13(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-15(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-16(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-18(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-19(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-21(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-22(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-24(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-25(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,400 INFO L858 garLoopResultBuilder]: For program point L743-27(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-28(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-30(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-31(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-33(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-34(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-4(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-36(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L854 garLoopResultBuilder]: At program point L744-5(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-37(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-6(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L854 garLoopResultBuilder]: At program point L744-7(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-39(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-8(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-40(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-9(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-42(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-11(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L744-12(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,401 INFO L858 garLoopResultBuilder]: For program point L743-44(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L854 garLoopResultBuilder]: At program point L743-45(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-14(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-46(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-15(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L854 garLoopResultBuilder]: At program point L743-47(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-48(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-17(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L854 garLoopResultBuilder]: At program point L743-49(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-18(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-51(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-20(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-21(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-53(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-23(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L854 garLoopResultBuilder]: At program point L743-55(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-24(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-56(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L743-57(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,402 INFO L858 garLoopResultBuilder]: For program point L744-26(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-27(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L854 garLoopResultBuilder]: At program point L743-59(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L743-60(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-29(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L743-61(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-30(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L854 garLoopResultBuilder]: At program point L743-62(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse2 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse3 (<= ~count_int_int~0 0)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L743-63(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-32(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-33(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L743-66(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-35(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L854 garLoopResultBuilder]: At program point L743-67(line 743) the Hoare annotation is: (and (<= 0 ~count_int_int~0) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 0) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-36(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-38(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L858 garLoopResultBuilder]: For program point L744-39(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,403 INFO L854 garLoopResultBuilder]: At program point L743-71(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-41(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-73(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-43(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-75(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L854 garLoopResultBuilder]: At program point L744-44(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-76(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-45(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L854 garLoopResultBuilder]: At program point L744-46(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-78(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-47(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L854 garLoopResultBuilder]: At program point L744-48(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-80(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-50(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L854 garLoopResultBuilder]: At program point L743-82(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-83(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L744-52(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-84(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,404 INFO L854 garLoopResultBuilder]: At program point L744-54(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,404 INFO L858 garLoopResultBuilder]: For program point L743-86(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-55(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-56(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L743-88(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L854 garLoopResultBuilder]: At program point L744-58(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-59(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-60(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L854 garLoopResultBuilder]: At program point L744-61(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L743-93(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-62(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L854 garLoopResultBuilder]: At program point L743-94(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L743-95(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L743-96(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L744-65(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L746-3(line 746) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L858 garLoopResultBuilder]: For program point L743-97(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,405 INFO L854 garLoopResultBuilder]: At program point L744-66(line 744) the Hoare annotation is: (and (<= 0 ~count_int_int~0) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 0) (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) [2021-12-07 01:49:20,405 INFO L854 garLoopResultBuilder]: At program point L746-4(lines 746 754) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4)))) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 2147483646))) (or (and .cse0 (<= 10 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2147483642)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 1)))) [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L746-5(lines 746 754) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-100(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-101(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L854 garLoopResultBuilder]: At program point L744-70(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-103(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-72(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L854 garLoopResultBuilder]: At program point L743-104(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-105(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-74(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L854 garLoopResultBuilder]: At program point L743-106(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-75(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-107(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-108(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-77(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-110(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L744-79(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L858 garLoopResultBuilder]: For program point L743-111(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,406 INFO L854 garLoopResultBuilder]: At program point L744-81(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-113(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-82(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-114(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-83(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L854 garLoopResultBuilder]: At program point L743-115(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10)))) [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-85(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-117(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-118(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-87(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-119(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-120(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-121(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-122(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L743-123(line 743) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-92(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L854 garLoopResultBuilder]: At program point L743-124(line 743) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,407 INFO L854 garLoopResultBuilder]: At program point L744-93(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L747(line 747) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L744-94(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,407 INFO L858 garLoopResultBuilder]: For program point L747-1(line 747) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-95(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-96(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-99(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-100(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-102(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L854 garLoopResultBuilder]: At program point L744-103(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-104(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L854 garLoopResultBuilder]: At program point L744-105(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-106(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-107(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-109(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-110(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-112(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-113(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L854 garLoopResultBuilder]: At program point L744-114(line 744) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-116(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-117(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-118(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,408 INFO L858 garLoopResultBuilder]: For program point L744-119(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L744-120(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L744-121(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L744-122(line 744) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L744-123(lines 736 745) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-5(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L854 garLoopResultBuilder]: At program point L748-6(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-7(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L854 garLoopResultBuilder]: At program point L748-8(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-9(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-10(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-12(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-13(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-15(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-16(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-18(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-19(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-21(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-22(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,409 INFO L858 garLoopResultBuilder]: For program point L748-24(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-25(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-27(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-28(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-30(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-31(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-33(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-34(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-36(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-37(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-39(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-40(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-42(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-44(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L854 garLoopResultBuilder]: At program point L748-45(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-46(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L854 garLoopResultBuilder]: At program point L748-47(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-48(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,410 INFO L854 garLoopResultBuilder]: At program point L748-49(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-07 01:49:20,410 INFO L858 garLoopResultBuilder]: For program point L748-51(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-53(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L854 garLoopResultBuilder]: At program point L748-54(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-55(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-56(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-58(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L854 garLoopResultBuilder]: At program point L748-59(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-63(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-65(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-66(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-69(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-72(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L854 garLoopResultBuilder]: At program point L748-73(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse2 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 (<= 8 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-75(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-76(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,411 INFO L854 garLoopResultBuilder]: At program point L748-77(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse5 .cse6) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5 .cse6 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse4 (<= ~count_int_int~0 1)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse2 .cse3 .cse4) (and (<= ~count_int_int~0 4) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-07 01:49:20,411 INFO L858 garLoopResultBuilder]: For program point L748-80(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point L748-81(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point L748-82(line 748) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L854 garLoopResultBuilder]: At program point L748-83(line 748) the Hoare annotation is: (let ((.cse0 (<= 0 ~count_int_int~0)) (.cse1 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= 4 |ULTIMATE.start_main_~_hj_k~0#1|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse2 .cse3) (and (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (< |ULTIMATE.start_main_~i~0#1| 10)))))) (or (and (<= ~count_int_int~0 4) .cse0 .cse1 (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 2) (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 1)) (and .cse0 (<= ~count_int_int~0 3) .cse1 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= ~count_int_int~0 0) .cse1))) [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point L748-84(lines 746 754) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L861 garLoopResultBuilder]: At program point L755(lines 732 756) the Hoare annotation is: true [2021-12-07 01:49:20,412 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 701 705) the Hoare annotation is: true [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2021-12-07 01:49:20,412 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2021-12-07 01:49:20,414 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:49:20,415 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:49:20,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:49:20 BoogieIcfgContainer [2021-12-07 01:49:20,450 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:49:20,451 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:49:20,451 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:49:20,451 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:49:20,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:53" (3/4) ... [2021-12-07 01:49:20,453 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 01:49:20,459 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-12-07 01:49:20,460 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-07 01:49:20,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-12-07 01:49:20,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-12-07 01:49:20,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 01:49:20,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 01:49:20,571 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 01:49:20,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:49:20,572 INFO L158 Benchmark]: Toolchain (without parser) took 148583.14ms. Allocated memory was 77.6MB in the beginning and 2.1GB in the end (delta: 2.1GB). Free memory was 38.7MB in the beginning and 315.6MB in the end (delta: -276.9MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-12-07 01:49:20,572 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:49:20,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.25ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 51.2MB in the end (delta: -12.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-12-07 01:49:20,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.81ms. Allocated memory is still 104.9MB. Free memory was 51.2MB in the beginning and 76.7MB in the end (delta: -25.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-12-07 01:49:20,573 INFO L158 Benchmark]: Boogie Preprocessor took 77.02ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 67.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 01:49:20,573 INFO L158 Benchmark]: RCFGBuilder took 1016.92ms. Allocated memory was 104.9MB in the beginning and 134.2MB in the end (delta: 29.4MB). Free memory was 67.3MB in the beginning and 82.0MB in the end (delta: -14.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-12-07 01:49:20,574 INFO L158 Benchmark]: TraceAbstraction took 146756.22ms. Allocated memory was 134.2MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 81.5MB in the beginning and 331.3MB in the end (delta: -249.9MB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-12-07 01:49:20,574 INFO L158 Benchmark]: Witness Printer took 120.68ms. Allocated memory is still 2.1GB. Free memory was 331.3MB in the beginning and 315.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-07 01:49:20,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.25ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 51.2MB in the end (delta: -12.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.81ms. Allocated memory is still 104.9MB. Free memory was 51.2MB in the beginning and 76.7MB in the end (delta: -25.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.02ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 67.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1016.92ms. Allocated memory was 104.9MB in the beginning and 134.2MB in the end (delta: 29.4MB). Free memory was 67.3MB in the beginning and 82.0MB in the end (delta: -14.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 146756.22ms. Allocated memory was 134.2MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 81.5MB in the beginning and 331.3MB in the end (delta: -249.9MB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Witness Printer took 120.68ms. Allocated memory is still 2.1GB. Free memory was 331.3MB in the beginning and 315.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. 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: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: 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 3 procedures, 273 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 146.7s, OverallIterations: 26, TraceHistogramMax: 24, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 55.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15106 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14738 mSDsluCounter, 36176 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26583 mSDsCounter, 992 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2485 IncrementalHoareTripleChecker+Invalid, 3477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 992 mSolverCounterUnsat, 9593 mSDtfsCounter, 2485 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15857 GetRequests, 15649 SyntacticMatches, 1 SemanticMatches, 207 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 652 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2763occurred in iteration=25, InterpolantAutomatonStates: 209, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 26 MinimizatonAttempts, 2438 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 607 PreInvPairs, 1503 NumberOfFragments, 4673 HoareAnnotationTreeSize, 607 FomulaSimplifications, 481357 FormulaSimplificationTreeSizeReduction, 52.6s HoareSimplificationTime, 53 FomulaSimplificationsInter, 1011782 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 6.7s SsaConstructionTime, 17.2s SatisfiabilityAnalysisTime, 15.5s InterpolantComputationTime, 11196 NumberOfCodeBlocks, 7983 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 15783 ConstructedInterpolants, 0 QuantifiedInterpolants, 37822 SizeOfPredicates, 42 NumberOfNonLiveVariables, 152307 ConjunctsInSsa, 156 ConjunctsInUnsatCore, 34 InterpolantComputations, 18 PerfectInterpolantSequences, 45804/52546 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 10 specifications checked. All of them hold - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((((0 <= count_int_int && 1 <= i) && users == 0) && users == 0) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((((0 <= count_int_int && 10 <= i) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && count_int_int <= 2147483642) || ((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646)) || ((((count_int_int <= 4 && 0 <= count_int_int) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 8 <= i)) || ((((0 <= count_int_int && count_int_int <= 3) && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 6 <= i)) || ((((0 <= count_int_int && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && count_int_int <= 2) && 4 <= i)) || ((((0 <= count_int_int && (((1 <= i && _hj_k <= 4) && 4 == _hj_k) || ((i == 0 && _hj_k <= 4) && 4 == _hj_k))) && i <= 2147483646) && 2 <= i) && count_int_int <= 1) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && i <= 2147483645) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) || ((((((0 <= count_int_int && i == 0) && users == 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) || (((((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || ((((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((((((((count_int_int <= 4 && 0 <= count_int_int) && aux-count_int_int++-aux <= 3) && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i) || ((((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && aux-count_int_int++-aux <= 4) && count_int_int <= 2147483642) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || (((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) && aux-count_int_int++-aux <= 0)) || ((((((aux-count_int_int++-aux <= 2 && 0 <= count_int_int) && count_int_int <= 3) && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 4 <= i)) || ((((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && 2 <= i) && aux-count_int_int++-aux <= 1) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && users == 0) && i <= 0) && users == 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && _hj_k <= 4) && 4 == _hj_k) && i < 10) || (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && _hj_k <= 4) && 0 <= i) && 4 == _hj_k) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) || ((((0 <= count_int_int && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || ((((0 <= count_int_int && count_int_int <= 3) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((0 <= count_int_int && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || ((((count_int_int <= 4 && 0 <= count_int_int) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 4 && 0 <= count_int_int) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i) || (((0 <= count_int_int && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i)) || (((0 <= count_int_int && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1)) || (((0 <= count_int_int && count_int_int <= 3) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || (((0 <= count_int_int && i <= 0) && count_int_int <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && 2 <= i) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 1) || ((((((0 <= count_int_int && tmp == 0) && i <= 0) && count_int_int <= 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10)))) || ((((((count_int_int <= 4 && 0 <= count_int_int) && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 8 <= i)) || ((((((0 <= count_int_int && tmp == 0) && count_int_int <= 3) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && 6 <= i)) || ((((((0 <= count_int_int && tmp == 0) && tmp == 0) && _hj_k <= 4) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 2) && 4 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((0 <= count_int_int && i <= 0) && count_int_int <= 0) && altusers == 0) && altusers == 0) && 0 <= i) && 4 == _hj_k) || ((((0 <= count_int_int && 1 <= i) && count_int_int <= 0) && 4 == _hj_k) && i < 10) RESULT: Ultimate proved your program to be correct! [2021-12-07 01:49:20,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726d618d-cef9-4dd3-b337-706945ece94c/bin/uautomizer-DrprNOufMa/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