./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y --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 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:21:30,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:21:30,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:21:30,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:21:30,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:21:30,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:21:30,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:21:30,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:21:30,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:21:30,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:21:30,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:21:30,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:21:30,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:21:30,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:21:30,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:21:30,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:21:30,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:21:30,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:21:30,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:21:30,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:21:30,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:21:30,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:21:30,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:21:30,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:21:30,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:21:30,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:21:30,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:21:30,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:21:30,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:21:30,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:21:30,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:21:30,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:21:30,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:21:30,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:21:30,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:21:30,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:21:30,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:21:30,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:21:30,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:21:30,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:21:30,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:21:30,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-13 18:21:30,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:21:30,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:21:30,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:21:30,635 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:21:30,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:21:30,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:21:30,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:21:30,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:21:30,640 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:21:30,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:21:30,640 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:21:30,641 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:21:30,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:21:30,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:21:30,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:21:30,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:21:30,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:21:30,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:21:30,642 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 18:21:30,642 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:21:30,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:21:30,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:21:30,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:21:30,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:21:30,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:21:30,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:21:30,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:21:30,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:21:30,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:21:30,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:21:30,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:21:30,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:21:30,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:21:30,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:21:30,645 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_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 [2021-11-13 18:21:30,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:21:31,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:21:31,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:21:31,024 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:21:31,024 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:21:31,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-13 18:21:31,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/data/425f4fa4d/3317e9081418497b8367919006deb245/FLAGc547e5039 [2021-11-13 18:21:31,794 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:21:31,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-13 18:21:31,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/data/425f4fa4d/3317e9081418497b8367919006deb245/FLAGc547e5039 [2021-11-13 18:21:32,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/data/425f4fa4d/3317e9081418497b8367919006deb245 [2021-11-13 18:21:32,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:21:32,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:21:32,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:21:32,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:21:32,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:21:32,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:21:32" (1/1) ... [2021-11-13 18:21:32,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e85fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:32, skipping insertion in model container [2021-11-13 18:21:32,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:21:32" (1/1) ... [2021-11-13 18:21:32,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:21:32,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:21:32,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-13 18:21:32,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-13 18:21:32,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:21:32,804 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:21:32,856 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-13 18:21:33,011 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-13 18:21:33,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:21:33,148 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:21:33,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33 WrapperNode [2021-11-13 18:21:33,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:21:33,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:21:33,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:21:33,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:21:33,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:21:33,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:21:33,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:21:33,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:21:33,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:21:33,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:21:33,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:21:33,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:21:33,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (1/1) ... [2021-11-13 18:21:33,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:21:33,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:33,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:33,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:21:33,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:21:33,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 18:21:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 18:21:33,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:21:33,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 18:21:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 18:21:33,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:21:33,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:21:33,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:21:33,596 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 18:21:33,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:21:33,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:21:33,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:21:33,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:21:33,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:21:37,565 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:21:37,566 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-13 18:21:37,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:37 BoogieIcfgContainer [2021-11-13 18:21:37,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:21:37,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:21:37,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:21:37,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:21:37,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:21:32" (1/3) ... [2021-11-13 18:21:37,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9ff754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:21:37, skipping insertion in model container [2021-11-13 18:21:37,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:33" (2/3) ... [2021-11-13 18:21:37,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9ff754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:21:37, skipping insertion in model container [2021-11-13 18:21:37,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:37" (3/3) ... [2021-11-13 18:21:37,582 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test5-3.i [2021-11-13 18:21:37,588 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:21:37,589 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-13 18:21:37,657 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:21:37,677 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:21:37,680 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-13 18:21:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 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) [2021-11-13 18:21:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 18:21:37,719 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:37,719 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-13 18:21:37,720 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)] === [2021-11-13 18:21:37,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:37,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1126982839, now seen corresponding path program 1 times [2021-11-13 18:21:37,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:37,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881204651] [2021-11-13 18:21:37,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:37,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:37,876 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:37,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1052555597] [2021-11-13 18:21:37,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:37,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:37,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:37,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:37,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:21:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:38,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:21:38,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:38,167 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:38,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:38,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881204651] [2021-11-13 18:21:38,170 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:38,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052555597] [2021-11-13 18:21:38,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052555597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:38,172 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:38,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:38,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250719941] [2021-11-13 18:21:38,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:38,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:38,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:38,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:38,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:38,219 INFO L87 Difference]: Start difference. First operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 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) [2021-11-13 18:21:38,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:38,432 INFO L93 Difference]: Finished difference Result 896 states and 1510 transitions. [2021-11-13 18:21:38,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:38,435 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 [2021-11-13 18:21:38,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:38,461 INFO L225 Difference]: With dead ends: 896 [2021-11-13 18:21:38,462 INFO L226 Difference]: Without dead ends: 521 [2021-11-13 18:21:38,471 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 [2021-11-13 18:21:38,480 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 314 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.57ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.49ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:38,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 861 Invalid, 33 Unknown, 0 Unchecked, 19.57ms Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 77.49ms Time] [2021-11-13 18:21:38,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-11-13 18:21:38,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 341. [2021-11-13 18:21:38,595 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) [2021-11-13 18:21:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 456 transitions. [2021-11-13 18:21:38,604 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 456 transitions. Word has length 6 [2021-11-13 18:21:38,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:38,606 INFO L470 AbstractCegarLoop]: Abstraction has 341 states and 456 transitions. [2021-11-13 18:21:38,606 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) [2021-11-13 18:21:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 456 transitions. [2021-11-13 18:21:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 18:21:38,607 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:38,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-13 18:21:38,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:38,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:38,819 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)] === [2021-11-13 18:21:38,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:38,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1126331241, now seen corresponding path program 1 times [2021-11-13 18:21:38,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:38,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648092843] [2021-11-13 18:21:38,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:38,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:38,872 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:38,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1036751045] [2021-11-13 18:21:38,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:38,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:38,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:38,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:38,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:21:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:39,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:39,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:39,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:39,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:39,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648092843] [2021-11-13 18:21:39,115 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:39,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036751045] [2021-11-13 18:21:39,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036751045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:39,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:39,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:21:39,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038892065] [2021-11-13 18:21:39,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:39,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:39,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:39,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:39,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:39,125 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) [2021-11-13 18:21:39,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:39,200 INFO L93 Difference]: Finished difference Result 522 states and 688 transitions. [2021-11-13 18:21:39,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:39,200 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 [2021-11-13 18:21:39,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:39,206 INFO L225 Difference]: With dead ends: 522 [2021-11-13 18:21:39,206 INFO L226 Difference]: Without dead ends: 519 [2021-11-13 18:21:39,207 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 [2021-11-13 18:21:39,209 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 308 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.52ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.56ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:39,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 719 Invalid, 29 Unknown, 0 Unchecked, 8.52ms Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 39.56ms Time] [2021-11-13 18:21:39,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2021-11-13 18:21:39,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 345. [2021-11-13 18:21:39,258 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) [2021-11-13 18:21:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 459 transitions. [2021-11-13 18:21:39,263 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 459 transitions. Word has length 6 [2021-11-13 18:21:39,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:39,263 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 459 transitions. [2021-11-13 18:21:39,264 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) [2021-11-13 18:21:39,265 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 459 transitions. [2021-11-13 18:21:39,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 18:21:39,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:39,271 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] [2021-11-13 18:21:39,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:39,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:39,475 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)] === [2021-11-13 18:21:39,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:39,476 INFO L85 PathProgramCache]: Analyzing trace with hash 765811442, now seen corresponding path program 1 times [2021-11-13 18:21:39,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:39,477 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365342715] [2021-11-13 18:21:39,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:39,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:39,508 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:39,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813416406] [2021-11-13 18:21:39,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:39,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:39,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:39,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:39,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:21:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:39,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:39,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:40,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:40,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:40,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365342715] [2021-11-13 18:21:40,014 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:40,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813416406] [2021-11-13 18:21:40,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813416406] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:40,014 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:40,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:40,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746739323] [2021-11-13 18:21:40,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:40,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:40,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:40,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:40,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:40,017 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) [2021-11-13 18:21:40,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:40,104 INFO L93 Difference]: Finished difference Result 705 states and 943 transitions. [2021-11-13 18:21:40,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:40,105 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 [2021-11-13 18:21:40,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:40,108 INFO L225 Difference]: With dead ends: 705 [2021-11-13 18:21:40,108 INFO L226 Difference]: Without dead ends: 366 [2021-11-13 18:21:40,109 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 [2021-11-13 18:21:40,110 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.46ms SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.90ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:40,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 2.46ms Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 68.90ms Time] [2021-11-13 18:21:40,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-11-13 18:21:40,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 365. [2021-11-13 18:21:40,124 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) [2021-11-13 18:21:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 479 transitions. [2021-11-13 18:21:40,126 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 479 transitions. Word has length 103 [2021-11-13 18:21:40,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:40,127 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 479 transitions. [2021-11-13 18:21:40,127 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) [2021-11-13 18:21:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 479 transitions. [2021-11-13 18:21:40,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 18:21:40,130 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:40,130 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] [2021-11-13 18:21:40,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:40,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:40,348 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)] === [2021-11-13 18:21:40,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:40,349 INFO L85 PathProgramCache]: Analyzing trace with hash 525571696, now seen corresponding path program 1 times [2021-11-13 18:21:40,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:40,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450187130] [2021-11-13 18:21:40,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:40,373 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:40,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [677467618] [2021-11-13 18:21:40,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:40,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:40,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:40,392 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:40,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:21:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:40,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:40,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:40,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:40,938 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:40,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450187130] [2021-11-13 18:21:40,939 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:40,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677467618] [2021-11-13 18:21:40,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677467618] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:40,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:40,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:40,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219906186] [2021-11-13 18:21:40,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:40,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:40,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:40,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:40,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:40,944 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) [2021-11-13 18:21:41,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:41,028 INFO L93 Difference]: Finished difference Result 745 states and 983 transitions. [2021-11-13 18:21:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:41,029 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 [2021-11-13 18:21:41,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:41,034 INFO L225 Difference]: With dead ends: 745 [2021-11-13 18:21:41,034 INFO L226 Difference]: Without dead ends: 386 [2021-11-13 18:21:41,035 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 [2021-11-13 18:21:41,038 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.70ms SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.24ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:41,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 2.70ms Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 61.24ms Time] [2021-11-13 18:21:41,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-11-13 18:21:41,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 385. [2021-11-13 18:21:41,065 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) [2021-11-13 18:21:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 499 transitions. [2021-11-13 18:21:41,070 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 499 transitions. Word has length 103 [2021-11-13 18:21:41,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:41,073 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 499 transitions. [2021-11-13 18:21:41,073 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) [2021-11-13 18:21:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 499 transitions. [2021-11-13 18:21:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 18:21:41,081 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:41,081 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] [2021-11-13 18:21:41,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:41,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:41,307 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)] === [2021-11-13 18:21:41,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:41,307 INFO L85 PathProgramCache]: Analyzing trace with hash 919938482, now seen corresponding path program 1 times [2021-11-13 18:21:41,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:41,308 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096099030] [2021-11-13 18:21:41,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:41,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:41,334 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:41,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1594776562] [2021-11-13 18:21:41,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:41,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:41,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:41,336 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:41,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:21:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:41,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:41,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:41,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:41,844 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:41,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:41,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096099030] [2021-11-13 18:21:41,845 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:41,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594776562] [2021-11-13 18:21:41,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594776562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:41,845 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:41,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:21:41,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846006081] [2021-11-13 18:21:41,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:41,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:41,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:41,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:41,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:41,849 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) [2021-11-13 18:21:41,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:41,969 INFO L93 Difference]: Finished difference Result 755 states and 983 transitions. [2021-11-13 18:21:41,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:21:41,969 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 [2021-11-13 18:21:41,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:41,972 INFO L225 Difference]: With dead ends: 755 [2021-11-13 18:21:41,973 INFO L226 Difference]: Without dead ends: 376 [2021-11-13 18:21:41,974 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 [2021-11-13 18:21:41,975 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 309 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.84ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.55ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:41,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 677 Invalid, 66 Unknown, 0 Unchecked, 7.84ms Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 77.55ms Time] [2021-11-13 18:21:41,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-11-13 18:21:41,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 371. [2021-11-13 18:21:41,989 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) [2021-11-13 18:21:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 478 transitions. [2021-11-13 18:21:41,991 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 478 transitions. Word has length 103 [2021-11-13 18:21:41,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:41,992 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 478 transitions. [2021-11-13 18:21:41,992 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) [2021-11-13 18:21:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 478 transitions. [2021-11-13 18:21:41,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 18:21:41,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:41,994 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] [2021-11-13 18:21:42,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-13 18:21:42,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:42,219 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)] === [2021-11-13 18:21:42,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:42,220 INFO L85 PathProgramCache]: Analyzing trace with hash 6087360, now seen corresponding path program 1 times [2021-11-13 18:21:42,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:42,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227162671] [2021-11-13 18:21:42,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:42,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:42,244 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:42,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [164285046] [2021-11-13 18:21:42,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:42,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:42,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:42,246 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:42,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-13 18:21:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:42,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:42,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:42,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:42,742 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:42,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:42,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227162671] [2021-11-13 18:21:42,742 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:42,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164285046] [2021-11-13 18:21:42,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164285046] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:42,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:42,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:21:42,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754175224] [2021-11-13 18:21:42,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:42,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:42,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:42,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:42,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:42,745 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) [2021-11-13 18:21:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:42,842 INFO L93 Difference]: Finished difference Result 816 states and 1050 transitions. [2021-11-13 18:21:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:21:42,855 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 [2021-11-13 18:21:42,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:42,858 INFO L225 Difference]: With dead ends: 816 [2021-11-13 18:21:42,858 INFO L226 Difference]: Without dead ends: 451 [2021-11-13 18:21:42,859 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 [2021-11-13 18:21:42,862 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 302 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.87ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.84ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:42,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 972 Invalid, 66 Unknown, 0 Unchecked, 4.87ms Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 64.84ms Time] [2021-11-13 18:21:42,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-11-13 18:21:42,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 357. [2021-11-13 18:21:42,879 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) [2021-11-13 18:21:42,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 457 transitions. [2021-11-13 18:21:42,882 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 457 transitions. Word has length 103 [2021-11-13 18:21:42,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:42,884 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 457 transitions. [2021-11-13 18:21:42,885 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) [2021-11-13 18:21:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 457 transitions. [2021-11-13 18:21:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 18:21:42,886 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:42,886 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] [2021-11-13 18:21:42,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:43,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:43,103 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)] === [2021-11-13 18:21:43,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:43,104 INFO L85 PathProgramCache]: Analyzing trace with hash 2030023538, now seen corresponding path program 1 times [2021-11-13 18:21:43,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:43,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699542343] [2021-11-13 18:21:43,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:43,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:43,133 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:43,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1459047283] [2021-11-13 18:21:43,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:43,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:43,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:43,138 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:43,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-13 18:21:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:43,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:43,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:43,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:43,642 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:43,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:43,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699542343] [2021-11-13 18:21:43,642 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:43,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459047283] [2021-11-13 18:21:43,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459047283] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:43,643 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:43,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:43,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527144683] [2021-11-13 18:21:43,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:43,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:43,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:43,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:43,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:43,645 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) [2021-11-13 18:21:43,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:43,730 INFO L93 Difference]: Finished difference Result 543 states and 681 transitions. [2021-11-13 18:21:43,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:21:43,731 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 [2021-11-13 18:21:43,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:43,734 INFO L225 Difference]: With dead ends: 543 [2021-11-13 18:21:43,735 INFO L226 Difference]: Without dead ends: 542 [2021-11-13 18:21:43,735 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 [2021-11-13 18:21:43,736 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 199 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.48ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.30ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:43,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 1055 Invalid, 45 Unknown, 0 Unchecked, 4.48ms Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 46.30ms Time] [2021-11-13 18:21:43,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2021-11-13 18:21:43,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 538. [2021-11-13 18:21:43,755 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) [2021-11-13 18:21:43,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 678 transitions. [2021-11-13 18:21:43,758 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 678 transitions. Word has length 103 [2021-11-13 18:21:43,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:43,759 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 678 transitions. [2021-11-13 18:21:43,759 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) [2021-11-13 18:21:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 678 transitions. [2021-11-13 18:21:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 18:21:43,761 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:43,761 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] [2021-11-13 18:21:43,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:43,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:43,975 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)] === [2021-11-13 18:21:43,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:43,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1493778997, now seen corresponding path program 1 times [2021-11-13 18:21:43,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:43,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564748497] [2021-11-13 18:21:43,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:43,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:43,993 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:43,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359571120] [2021-11-13 18:21:43,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:43,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:43,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:43,995 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:44,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-13 18:21:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:44,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:44,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:44,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:44,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:44,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564748497] [2021-11-13 18:21:44,478 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:44,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359571120] [2021-11-13 18:21:44,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359571120] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:44,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:44,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:44,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509455234] [2021-11-13 18:21:44,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:44,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:44,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:44,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:44,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:44,480 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) [2021-11-13 18:21:44,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:44,549 INFO L93 Difference]: Finished difference Result 538 states and 678 transitions. [2021-11-13 18:21:44,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:21:44,550 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 [2021-11-13 18:21:44,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:44,554 INFO L225 Difference]: With dead ends: 538 [2021-11-13 18:21:44,554 INFO L226 Difference]: Without dead ends: 536 [2021-11-13 18:21:44,554 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 [2021-11-13 18:21:44,555 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 202 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.06ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.91ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:44,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 652 Invalid, 36 Unknown, 0 Unchecked, 3.06ms Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 42.91ms Time] [2021-11-13 18:21:44,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-11-13 18:21:44,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 535. [2021-11-13 18:21:44,576 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) [2021-11-13 18:21:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 675 transitions. [2021-11-13 18:21:44,579 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 675 transitions. Word has length 104 [2021-11-13 18:21:44,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:44,580 INFO L470 AbstractCegarLoop]: Abstraction has 535 states and 675 transitions. [2021-11-13 18:21:44,580 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) [2021-11-13 18:21:44,580 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 675 transitions. [2021-11-13 18:21:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-13 18:21:44,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:44,582 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] [2021-11-13 18:21:44,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:44,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-13 18:21:44,795 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)] === [2021-11-13 18:21:44,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:44,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1366065166, now seen corresponding path program 1 times [2021-11-13 18:21:44,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:44,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525566238] [2021-11-13 18:21:44,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:44,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:44,811 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:44,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1421198747] [2021-11-13 18:21:44,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:44,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:44,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:44,812 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:44,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-13 18:21:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:45,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:21:45,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:45,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:45,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:45,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525566238] [2021-11-13 18:21:45,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:45,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421198747] [2021-11-13 18:21:45,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421198747] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:45,602 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:45,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:45,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820043194] [2021-11-13 18:21:45,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:45,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:45,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:45,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:45,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:45,603 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) [2021-11-13 18:21:45,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:45,706 INFO L93 Difference]: Finished difference Result 1001 states and 1288 transitions. [2021-11-13 18:21:45,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:45,710 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 [2021-11-13 18:21:45,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:45,715 INFO L225 Difference]: With dead ends: 1001 [2021-11-13 18:21:45,715 INFO L226 Difference]: Without dead ends: 613 [2021-11-13 18:21:45,716 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 [2021-11-13 18:21:45,717 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 138 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.77ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.74ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:45,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 705 Invalid, 14 Unknown, 0 Unchecked, 3.77ms Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 61.74ms Time] [2021-11-13 18:21:45,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-11-13 18:21:45,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 609. [2021-11-13 18:21:45,747 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) [2021-11-13 18:21:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 786 transitions. [2021-11-13 18:21:45,751 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 786 transitions. Word has length 108 [2021-11-13 18:21:45,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:45,751 INFO L470 AbstractCegarLoop]: Abstraction has 609 states and 786 transitions. [2021-11-13 18:21:45,751 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) [2021-11-13 18:21:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 786 transitions. [2021-11-13 18:21:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 18:21:45,753 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:45,753 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] [2021-11-13 18:21:45,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:45,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:45,967 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)] === [2021-11-13 18:21:45,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:45,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1569027453, now seen corresponding path program 1 times [2021-11-13 18:21:45,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:45,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183630395] [2021-11-13 18:21:45,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:45,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:45,985 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:45,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1153073052] [2021-11-13 18:21:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:45,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:45,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:45,986 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:45,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-13 18:21:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:46,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:21:46,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 18:21:46,584 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:46,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:46,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183630395] [2021-11-13 18:21:46,584 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:46,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1153073052] [2021-11-13 18:21:46,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1153073052] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:46,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:46,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:46,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978354135] [2021-11-13 18:21:46,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:46,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:46,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:46,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:46,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:46,586 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) [2021-11-13 18:21:46,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:46,650 INFO L93 Difference]: Finished difference Result 1158 states and 1504 transitions. [2021-11-13 18:21:46,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:46,652 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 [2021-11-13 18:21:46,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:46,657 INFO L225 Difference]: With dead ends: 1158 [2021-11-13 18:21:46,658 INFO L226 Difference]: Without dead ends: 607 [2021-11-13 18:21:46,659 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 [2021-11-13 18:21:46,660 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 15 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.22ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.47ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:46,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 652 Invalid, 7 Unknown, 0 Unchecked, 2.22ms Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 38.47ms Time] [2021-11-13 18:21:46,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-11-13 18:21:46,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 607. [2021-11-13 18:21:46,686 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) [2021-11-13 18:21:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 783 transitions. [2021-11-13 18:21:46,691 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 783 transitions. Word has length 123 [2021-11-13 18:21:46,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:46,692 INFO L470 AbstractCegarLoop]: Abstraction has 607 states and 783 transitions. [2021-11-13 18:21:46,692 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) [2021-11-13 18:21:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 783 transitions. [2021-11-13 18:21:46,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 18:21:46,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:46,694 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] [2021-11-13 18:21:46,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:46,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-13 18:21:46,907 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)] === [2021-11-13 18:21:46,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:46,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1849143874, now seen corresponding path program 1 times [2021-11-13 18:21:46,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:46,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062563180] [2021-11-13 18:21:46,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:46,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:46,926 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:46,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1754984261] [2021-11-13 18:21:46,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:46,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:46,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:46,928 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:46,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-13 18:21:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:47,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:21:47,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:47,529 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 18:21:47,529 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:47,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:47,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062563180] [2021-11-13 18:21:47,529 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:47,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754984261] [2021-11-13 18:21:47,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754984261] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:47,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:47,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:21:47,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880554722] [2021-11-13 18:21:47,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:47,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:47,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:47,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:47,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:47,531 INFO L87 Difference]: Start difference. First operand 607 states and 783 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-13 18:21:47,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:47,599 INFO L93 Difference]: Finished difference Result 1165 states and 1523 transitions. [2021-11-13 18:21:47,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:21:47,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 138 [2021-11-13 18:21:47,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:47,604 INFO L225 Difference]: With dead ends: 1165 [2021-11-13 18:21:47,604 INFO L226 Difference]: Without dead ends: 610 [2021-11-13 18:21:47,606 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 [2021-11-13 18:21:47,607 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.89ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.84ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:47,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 983 Invalid, 21 Unknown, 0 Unchecked, 2.89ms Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 34.84ms Time] [2021-11-13 18:21:47,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-11-13 18:21:47,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 610. [2021-11-13 18:21:47,632 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) [2021-11-13 18:21:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 790 transitions. [2021-11-13 18:21:47,636 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 790 transitions. Word has length 138 [2021-11-13 18:21:47,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:47,637 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 790 transitions. [2021-11-13 18:21:47,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-13 18:21:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 790 transitions. [2021-11-13 18:21:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 18:21:47,639 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:47,640 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] [2021-11-13 18:21:47,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:47,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-13 18:21:47,855 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)] === [2021-11-13 18:21:47,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:47,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1261986238, now seen corresponding path program 1 times [2021-11-13 18:21:47,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:47,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583253908] [2021-11-13 18:21:47,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:47,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:47,885 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:47,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [565522540] [2021-11-13 18:21:47,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:47,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:47,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:47,886 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:47,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-13 18:21:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:48,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:21:48,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 18:21:48,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:21:48,973 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 18:21:48,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:48,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583253908] [2021-11-13 18:21:48,974 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:48,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565522540] [2021-11-13 18:21:48,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565522540] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:21:48,974 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:21:48,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-13 18:21:48,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182877326] [2021-11-13 18:21:48,975 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:21:48,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:21:48,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:48,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:21:48,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:21:48,977 INFO L87 Difference]: Start difference. First operand 610 states and 790 transitions. Second operand has 8 states, 8 states have (on average 16.75) internal successors, (134), 8 states have internal predecessors, (134), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 18:21:49,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:49,201 INFO L93 Difference]: Finished difference Result 1179 states and 1553 transitions. [2021-11-13 18:21:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:21:49,202 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.75) internal successors, (134), 8 states have internal predecessors, (134), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 142 [2021-11-13 18:21:49,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:49,207 INFO L225 Difference]: With dead ends: 1179 [2021-11-13 18:21:49,207 INFO L226 Difference]: Without dead ends: 619 [2021-11-13 18:21:49,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:21:49,209 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 17 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.42ms SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.09ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:49,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 975 Invalid, 81 Unknown, 0 Unchecked, 4.42ms Time], IncrementalHoareTripleChecker [21 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 105.09ms Time] [2021-11-13 18:21:49,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-11-13 18:21:49,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-11-13 18:21:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 577 states have (on average 1.2720970537261698) internal successors, (734), 603 states have internal predecessors, (734), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-13 18:21:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 802 transitions. [2021-11-13 18:21:49,244 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 802 transitions. Word has length 142 [2021-11-13 18:21:49,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:49,244 INFO L470 AbstractCegarLoop]: Abstraction has 619 states and 802 transitions. [2021-11-13 18:21:49,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.75) internal successors, (134), 8 states have internal predecessors, (134), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 18:21:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2021-11-13 18:21:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 18:21:49,247 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:49,247 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] [2021-11-13 18:21:49,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:49,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:49,475 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)] === [2021-11-13 18:21:49,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:49,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1242459394, now seen corresponding path program 2 times [2021-11-13 18:21:49,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:49,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546279199] [2021-11-13 18:21:49,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:49,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:49,509 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:49,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [80125355] [2021-11-13 18:21:49,509 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:21:49,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:49,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:49,511 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:49,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-13 18:21:50,816 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:21:50,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:21:50,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-13 18:21:50,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 83 proven. 25 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 18:21:51,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:21:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-13 18:21:51,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:51,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546279199] [2021-11-13 18:21:51,720 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:51,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80125355] [2021-11-13 18:21:51,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80125355] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:21:51,720 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:21:51,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2021-11-13 18:21:51,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135960383] [2021-11-13 18:21:51,721 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:21:51,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 18:21:51,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:51,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 18:21:51,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:21:51,723 INFO L87 Difference]: Start difference. First operand 619 states and 802 transitions. Second operand has 14 states, 14 states have (on average 10.142857142857142) internal successors, (142), 14 states have internal predecessors, (142), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-13 18:21:52,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:52,390 INFO L93 Difference]: Finished difference Result 1239 states and 1643 transitions. [2021-11-13 18:21:52,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-13 18:21:52,391 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 10.142857142857142) internal successors, (142), 14 states have internal predecessors, (142), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 150 [2021-11-13 18:21:52,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:52,395 INFO L225 Difference]: With dead ends: 1239 [2021-11-13 18:21:52,395 INFO L226 Difference]: Without dead ends: 628 [2021-11-13 18:21:52,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2021-11-13 18:21:52,401 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 336 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 275.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.55ms SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 322.60ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:52,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [357 Valid, 1927 Invalid, 269 Unknown, 0 Unchecked, 8.55ms Time], IncrementalHoareTripleChecker [33 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 322.60ms Time] [2021-11-13 18:21:52,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-11-13 18:21:52,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 619. [2021-11-13 18:21:52,428 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, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-13 18:21:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 804 transitions. [2021-11-13 18:21:52,432 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 804 transitions. Word has length 150 [2021-11-13 18:21:52,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:52,432 INFO L470 AbstractCegarLoop]: Abstraction has 619 states and 804 transitions. [2021-11-13 18:21:52,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.142857142857142) internal successors, (142), 14 states have internal predecessors, (142), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-13 18:21:52,433 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 804 transitions. [2021-11-13 18:21:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 18:21:52,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:52,435 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] [2021-11-13 18:21:52,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:52,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-13 18:21:52,659 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)] === [2021-11-13 18:21:52,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:52,660 INFO L85 PathProgramCache]: Analyzing trace with hash -752523582, now seen corresponding path program 3 times [2021-11-13 18:21:52,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:52,660 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108497604] [2021-11-13 18:21:52,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:52,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:52,675 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:52,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1384041311] [2021-11-13 18:21:52,675 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:21:52,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:52,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:52,678 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:52,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-13 18:21:52,987 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:21:52,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:21:52,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:21:52,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:53,394 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:21:53,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:53,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:53,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108497604] [2021-11-13 18:21:53,395 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:53,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1384041311] [2021-11-13 18:21:53,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1384041311] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:53,395 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:53,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:21:53,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630678244] [2021-11-13 18:21:53,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:53,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:21:53,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:53,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:21:53,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:21:53,397 INFO L87 Difference]: Start difference. First operand 619 states and 804 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) [2021-11-13 18:21:53,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:53,551 INFO L93 Difference]: Finished difference Result 624 states and 807 transitions. [2021-11-13 18:21:53,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:21:53,551 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 [2021-11-13 18:21:53,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:53,556 INFO L225 Difference]: With dead ends: 624 [2021-11-13 18:21:53,556 INFO L226 Difference]: Without dead ends: 621 [2021-11-13 18:21:53,557 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 [2021-11-13 18:21:53,558 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 758 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.52ms SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100.61ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:53,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [776 Valid, 1554 Invalid, 93 Unknown, 0 Unchecked, 8.52ms Time], IncrementalHoareTripleChecker [17 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 100.61ms Time] [2021-11-13 18:21:53,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-11-13 18:21:53,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 525. [2021-11-13 18:21:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 496 states have (on average 1.2439516129032258) internal successors, (617), 509 states have internal predecessors, (617), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-11-13 18:21:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 665 transitions. [2021-11-13 18:21:53,587 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 665 transitions. Word has length 162 [2021-11-13 18:21:53,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:53,588 INFO L470 AbstractCegarLoop]: Abstraction has 525 states and 665 transitions. [2021-11-13 18:21:53,588 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) [2021-11-13 18:21:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 665 transitions. [2021-11-13 18:21:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 18:21:53,591 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:53,592 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] [2021-11-13 18:21:53,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:53,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:53,815 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)] === [2021-11-13 18:21:53,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:53,816 INFO L85 PathProgramCache]: Analyzing trace with hash 2047047688, now seen corresponding path program 1 times [2021-11-13 18:21:53,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:53,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060982676] [2021-11-13 18:21:53,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:53,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:53,831 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:53,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2137659374] [2021-11-13 18:21:53,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:53,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:53,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:53,842 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:53,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-13 18:21:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:54,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:54,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-11-13 18:21:54,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:54,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:54,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060982676] [2021-11-13 18:21:54,399 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:54,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137659374] [2021-11-13 18:21:54,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137659374] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:54,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:54,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:21:54,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277935569] [2021-11-13 18:21:54,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:54,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:21:54,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:54,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:21:54,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:21:54,402 INFO L87 Difference]: Start difference. First operand 525 states and 665 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) [2021-11-13 18:21:54,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:54,482 INFO L93 Difference]: Finished difference Result 705 states and 917 transitions. [2021-11-13 18:21:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:21:54,482 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 [2021-11-13 18:21:54,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:54,486 INFO L225 Difference]: With dead ends: 705 [2021-11-13 18:21:54,486 INFO L226 Difference]: Without dead ends: 567 [2021-11-13 18:21:54,489 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 [2021-11-13 18:21:54,491 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 10 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.31ms SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.18ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:54,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 599 Invalid, 72 Unknown, 0 Unchecked, 2.31ms Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 56.18ms Time] [2021-11-13 18:21:54,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2021-11-13 18:21:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 565. [2021-11-13 18:21:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 536 states have (on average 1.2257462686567164) internal successors, (657), 549 states have internal predecessors, (657), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-11-13 18:21:54,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 705 transitions. [2021-11-13 18:21:54,517 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 705 transitions. Word has length 200 [2021-11-13 18:21:54,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:54,518 INFO L470 AbstractCegarLoop]: Abstraction has 565 states and 705 transitions. [2021-11-13 18:21:54,518 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) [2021-11-13 18:21:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 705 transitions. [2021-11-13 18:21:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 18:21:54,522 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:54,522 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] [2021-11-13 18:21:54,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:54,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-13 18:21:54,744 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)] === [2021-11-13 18:21:54,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:54,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1249483508, now seen corresponding path program 1 times [2021-11-13 18:21:54,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:54,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141683295] [2021-11-13 18:21:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:54,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:54,765 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:54,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2127606162] [2021-11-13 18:21:54,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:54,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:54,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:54,767 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:54,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-13 18:21:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:55,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:21:55,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-11-13 18:21:55,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:21:55,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:55,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141683295] [2021-11-13 18:21:55,424 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:55,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127606162] [2021-11-13 18:21:55,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2127606162] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:21:55,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:21:55,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:21:55,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214476049] [2021-11-13 18:21:55,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:21:55,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:21:55,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:55,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:21:55,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:21:55,428 INFO L87 Difference]: Start difference. First operand 565 states and 705 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) [2021-11-13 18:21:55,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:55,519 INFO L93 Difference]: Finished difference Result 723 states and 915 transitions. [2021-11-13 18:21:55,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:21:55,519 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 [2021-11-13 18:21:55,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:55,525 INFO L225 Difference]: With dead ends: 723 [2021-11-13 18:21:55,526 INFO L226 Difference]: Without dead ends: 545 [2021-11-13 18:21:55,526 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 [2021-11-13 18:21:55,527 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 85 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.88ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.51ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:55,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 832 Invalid, 66 Unknown, 0 Unchecked, 2.88ms Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 61.51ms Time] [2021-11-13 18:21:55,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2021-11-13 18:21:55,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 537. [2021-11-13 18:21:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 508 states have (on average 1.2106299212598426) internal successors, (615), 521 states have internal predecessors, (615), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-11-13 18:21:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 663 transitions. [2021-11-13 18:21:55,554 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 663 transitions. Word has length 200 [2021-11-13 18:21:55,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:55,555 INFO L470 AbstractCegarLoop]: Abstraction has 537 states and 663 transitions. [2021-11-13 18:21:55,556 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) [2021-11-13 18:21:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 663 transitions. [2021-11-13 18:21:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 18:21:55,559 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:55,559 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] [2021-11-13 18:21:55,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:55,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-13 18:21:55,775 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)] === [2021-11-13 18:21:55,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:55,776 INFO L85 PathProgramCache]: Analyzing trace with hash -2132332354, now seen corresponding path program 1 times [2021-11-13 18:21:55,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:55,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099903578] [2021-11-13 18:21:55,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:55,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:55,798 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:55,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1335241291] [2021-11-13 18:21:55,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:55,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:55,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:55,800 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:55,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-13 18:21:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:56,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:21:56,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:21:56,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:21:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:21:57,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:57,077 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099903578] [2021-11-13 18:21:57,078 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:57,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1335241291] [2021-11-13 18:21:57,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1335241291] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:21:57,078 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:21:57,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-13 18:21:57,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831505819] [2021-11-13 18:21:57,079 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:21:57,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:21:57,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:57,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:21:57,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:21:57,081 INFO L87 Difference]: Start difference. First operand 537 states and 663 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) [2021-11-13 18:21:57,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:21:57,280 INFO L93 Difference]: Finished difference Result 1121 states and 1401 transitions. [2021-11-13 18:21:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:21:57,281 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 [2021-11-13 18:21:57,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:21:57,287 INFO L225 Difference]: With dead ends: 1121 [2021-11-13 18:21:57,287 INFO L226 Difference]: Without dead ends: 969 [2021-11-13 18:21:57,288 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 [2021-11-13 18:21:57,289 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1272 mSDsluCounter, 916 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1301 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.35ms SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 121.26ms IncrementalHoareTripleChecker+Time [2021-11-13 18:21:57,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1301 Valid, 1246 Invalid, 106 Unknown, 0 Unchecked, 10.35ms Time], IncrementalHoareTripleChecker [29 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 121.26ms Time] [2021-11-13 18:21:57,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2021-11-13 18:21:57,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 722. [2021-11-13 18:21:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 687 states have (on average 1.2037845705967978) internal successors, (827), 700 states have internal predecessors, (827), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-11-13 18:21:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 889 transitions. [2021-11-13 18:21:57,329 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 889 transitions. Word has length 200 [2021-11-13 18:21:57,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:21:57,330 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 889 transitions. [2021-11-13 18:21:57,330 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) [2021-11-13 18:21:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 889 transitions. [2021-11-13 18:21:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-11-13 18:21:57,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:21:57,338 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] [2021-11-13 18:21:57,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:57,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-13 18:21:57,551 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)] === [2021-11-13 18:21:57,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:57,552 INFO L85 PathProgramCache]: Analyzing trace with hash -1983446384, now seen corresponding path program 1 times [2021-11-13 18:21:57,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:57,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606557588] [2021-11-13 18:21:57,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:57,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:57,581 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:57,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [901926848] [2021-11-13 18:21:57,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:57,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:57,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:57,583 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:57,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-13 18:21:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:57,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 1146 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:21:57,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:21:58,975 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:21:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:21:59,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:21:59,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606557588] [2021-11-13 18:21:59,914 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:21:59,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901926848] [2021-11-13 18:21:59,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901926848] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:21:59,915 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:21:59,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-11-13 18:21:59,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048812513] [2021-11-13 18:21:59,916 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:21:59,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 18:21:59,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:21:59,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 18:21:59,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:21:59,918 INFO L87 Difference]: Start difference. First operand 722 states and 889 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) [2021-11-13 18:22:00,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:00,155 INFO L93 Difference]: Finished difference Result 1155 states and 1438 transitions. [2021-11-13 18:22:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:22:00,156 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 [2021-11-13 18:22:00,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:00,164 INFO L225 Difference]: With dead ends: 1155 [2021-11-13 18:22:00,164 INFO L226 Difference]: Without dead ends: 1154 [2021-11-13 18:22:00,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 708 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-11-13 18:22:00,166 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1336 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 1975 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.19ms SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 143.04ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:00,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 1975 Invalid, 175 Unknown, 0 Unchecked, 8.19ms Time], IncrementalHoareTripleChecker [57 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 143.04ms Time] [2021-11-13 18:22:00,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2021-11-13 18:22:00,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 721. [2021-11-13 18:22:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 687 states have (on average 1.2023289665211063) internal successors, (826), 699 states have internal predecessors, (826), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-11-13 18:22:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 888 transitions. [2021-11-13 18:22:00,206 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 888 transitions. Word has length 361 [2021-11-13 18:22:00,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:00,207 INFO L470 AbstractCegarLoop]: Abstraction has 721 states and 888 transitions. [2021-11-13 18:22:00,208 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) [2021-11-13 18:22:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 888 transitions. [2021-11-13 18:22:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-13 18:22:00,216 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:00,216 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] [2021-11-13 18:22:00,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:00,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-13 18:22:00,443 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)] === [2021-11-13 18:22:00,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:00,444 INFO L85 PathProgramCache]: Analyzing trace with hash -952463344, now seen corresponding path program 1 times [2021-11-13 18:22:00,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:00,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066327278] [2021-11-13 18:22:00,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:00,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:00,482 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:00,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [387887758] [2021-11-13 18:22:00,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:00,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:00,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:00,487 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:00,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-13 18:22:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:22:00,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:22:00,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:22:01,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:22:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:22:02,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:02,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066327278] [2021-11-13 18:22:02,638 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:02,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387887758] [2021-11-13 18:22:02,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387887758] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:22:02,638 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:22:02,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-11-13 18:22:02,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469653086] [2021-11-13 18:22:02,639 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:22:02,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:22:02,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:02,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:22:02,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:22:02,641 INFO L87 Difference]: Start difference. First operand 721 states and 888 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) [2021-11-13 18:22:03,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:03,079 INFO L93 Difference]: Finished difference Result 2143 states and 2667 transitions. [2021-11-13 18:22:03,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-13 18:22:03,081 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 [2021-11-13 18:22:03,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:03,099 INFO L225 Difference]: With dead ends: 2143 [2021-11-13 18:22:03,099 INFO L226 Difference]: Without dead ends: 1992 [2021-11-13 18:22:03,101 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 [2021-11-13 18:22:03,101 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 3749 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 198.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3812 SdHoareTripleChecker+Valid, 2385 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.79ms SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 244.19ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:03,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3812 Valid, 2385 Invalid, 292 Unknown, 0 Unchecked, 13.79ms Time], IncrementalHoareTripleChecker [116 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 244.19ms Time] [2021-11-13 18:22:03,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2021-11-13 18:22:03,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1453. [2021-11-13 18:22:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1453 states, 1395 states have (on average 1.1942652329749104) internal successors, (1666), 1407 states have internal predecessors, (1666), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-11-13 18:22:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 1784 transitions. [2021-11-13 18:22:03,171 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 1784 transitions. Word has length 404 [2021-11-13 18:22:03,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:03,172 INFO L470 AbstractCegarLoop]: Abstraction has 1453 states and 1784 transitions. [2021-11-13 18:22:03,173 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) [2021-11-13 18:22:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1784 transitions. [2021-11-13 18:22:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2021-11-13 18:22:03,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:03,206 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] [2021-11-13 18:22:03,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:03,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:03,431 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)] === [2021-11-13 18:22:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:03,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1362525620, now seen corresponding path program 2 times [2021-11-13 18:22:03,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:03,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938792437] [2021-11-13 18:22:03,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:03,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:03,479 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:03,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1411527809] [2021-11-13 18:22:03,480 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:22:03,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:03,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:03,481 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:03,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-13 18:22:03,792 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:22:03,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:22:03,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:22:03,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2521 trivial. 0 not checked. [2021-11-13 18:22:05,780 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:22:05,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:05,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938792437] [2021-11-13 18:22:05,781 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:05,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411527809] [2021-11-13 18:22:05,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411527809] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:22:05,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:22:05,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:22:05,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38526401] [2021-11-13 18:22:05,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:22:05,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:22:05,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:05,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:22:05,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:22:05,784 INFO L87 Difference]: Start difference. First operand 1453 states and 1784 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) [2021-11-13 18:22:05,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:05,886 INFO L93 Difference]: Finished difference Result 1548 states and 1913 transitions. [2021-11-13 18:22:05,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:22:05,887 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 [2021-11-13 18:22:05,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:05,898 INFO L225 Difference]: With dead ends: 1548 [2021-11-13 18:22:05,898 INFO L226 Difference]: Without dead ends: 1547 [2021-11-13 18:22:05,899 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 [2021-11-13 18:22:05,902 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 130 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.60ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.24ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.98ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:05,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 725 Invalid, 25 Unknown, 0 Unchecked, 2.24ms Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 18.98ms Time] [2021-11-13 18:22:05,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2021-11-13 18:22:05,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1522. [2021-11-13 18:22:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1522 states, 1464 states have (on average 1.1933060109289617) internal successors, (1747), 1476 states have internal predecessors, (1747), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-11-13 18:22:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1522 states and 1865 transitions. [2021-11-13 18:22:05,977 INFO L78 Accepts]: Start accepts. Automaton has 1522 states and 1865 transitions. Word has length 812 [2021-11-13 18:22:05,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:05,979 INFO L470 AbstractCegarLoop]: Abstraction has 1522 states and 1865 transitions. [2021-11-13 18:22:05,979 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) [2021-11-13 18:22:05,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1865 transitions. [2021-11-13 18:22:05,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-11-13 18:22:05,990 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:05,990 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] [2021-11-13 18:22:06,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:06,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:06,207 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)] === [2021-11-13 18:22:06,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:06,208 INFO L85 PathProgramCache]: Analyzing trace with hash -711377696, now seen corresponding path program 1 times [2021-11-13 18:22:06,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:06,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844577471] [2021-11-13 18:22:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:06,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:06,251 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:06,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1316017085] [2021-11-13 18:22:06,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:06,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:06,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:06,254 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:06,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-13 18:22:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:22:06,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 2237 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 18:22:06,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:22:08,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:22:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2521 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 18:22:10,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:10,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844577471] [2021-11-13 18:22:10,538 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:10,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316017085] [2021-11-13 18:22:10,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316017085] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:22:10,539 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:22:10,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-11-13 18:22:10,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4698749] [2021-11-13 18:22:10,540 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:22:10,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-13 18:22:10,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-13 18:22:10,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-13 18:22:10,544 INFO L87 Difference]: Start difference. First operand 1522 states and 1865 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) [2021-11-13 18:22:11,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:11,238 INFO L93 Difference]: Finished difference Result 2906 states and 3602 transitions. [2021-11-13 18:22:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-13 18:22:11,239 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 [2021-11-13 18:22:11,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:11,257 INFO L225 Difference]: With dead ends: 2906 [2021-11-13 18:22:11,257 INFO L226 Difference]: Without dead ends: 2686 [2021-11-13 18:22:11,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1633 GetRequests, 1604 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=597, Unknown=0, NotChecked=0, Total=870 [2021-11-13 18:22:11,260 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 4074 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 321.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4156 SdHoareTripleChecker+Valid, 4690 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.17ms SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 382.45ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:11,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4156 Valid, 4690 Invalid, 522 Unknown, 0 Unchecked, 18.17ms Time], IncrementalHoareTripleChecker [151 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 382.45ms Time] [2021-11-13 18:22:11,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2686 states. [2021-11-13 18:22:11,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2686 to 2071. [2021-11-13 18:22:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2071 states, 1995 states have (on average 1.1914786967418547) internal successors, (2377), 2007 states have internal predecessors, (2377), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-11-13 18:22:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 2537 transitions. [2021-11-13 18:22:11,350 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 2537 transitions. Word has length 813 [2021-11-13 18:22:11,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:11,352 INFO L470 AbstractCegarLoop]: Abstraction has 2071 states and 2537 transitions. [2021-11-13 18:22:11,353 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) [2021-11-13 18:22:11,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2537 transitions. [2021-11-13 18:22:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2021-11-13 18:22:11,371 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:11,372 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] [2021-11-13 18:22:11,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:11,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:11,587 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)] === [2021-11-13 18:22:11,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:11,588 INFO L85 PathProgramCache]: Analyzing trace with hash -689163035, now seen corresponding path program 2 times [2021-11-13 18:22:11,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:11,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114226995] [2021-11-13 18:22:11,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:11,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:11,627 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:11,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1265503837] [2021-11-13 18:22:11,628 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:22:11,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:11,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:11,629 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:11,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-13 18:22:11,908 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:22:11,908 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:22:11,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 18:22:11,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-11-13 18:22:14,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:22:14,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:14,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114226995] [2021-11-13 18:22:14,542 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:14,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265503837] [2021-11-13 18:22:14,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265503837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:22:14,543 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:22:14,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:22:14,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754623659] [2021-11-13 18:22:14,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:22:14,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:22:14,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:14,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:22:14,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:22:14,545 INFO L87 Difference]: Start difference. First operand 2071 states and 2537 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) [2021-11-13 18:22:14,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:14,633 INFO L93 Difference]: Finished difference Result 2071 states and 2537 transitions. [2021-11-13 18:22:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:22:14,636 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 [2021-11-13 18:22:14,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:14,649 INFO L225 Difference]: With dead ends: 2071 [2021-11-13 18:22:14,650 INFO L226 Difference]: Without dead ends: 2070 [2021-11-13 18:22:14,651 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 [2021-11-13 18:22:14,651 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.66ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.88ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:14,652 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 603 Invalid, 26 Unknown, 0 Unchecked, 1.66ms Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 22.88ms Time] [2021-11-13 18:22:14,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states. [2021-11-13 18:22:14,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2070. [2021-11-13 18:22:14,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2070 states, 1995 states have (on average 1.1904761904761905) internal successors, (2375), 2006 states have internal predecessors, (2375), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-11-13 18:22:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 2070 states and 2535 transitions. [2021-11-13 18:22:14,733 INFO L78 Accepts]: Start accepts. Automaton has 2070 states and 2535 transitions. Word has length 1119 [2021-11-13 18:22:14,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:14,736 INFO L470 AbstractCegarLoop]: Abstraction has 2070 states and 2535 transitions. [2021-11-13 18:22:14,736 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) [2021-11-13 18:22:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2535 transitions. [2021-11-13 18:22:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1170 [2021-11-13 18:22:14,755 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:14,756 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] [2021-11-13 18:22:14,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:14,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:14,971 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)] === [2021-11-13 18:22:14,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:14,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1576743626, now seen corresponding path program 1 times [2021-11-13 18:22:14,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:14,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137332476] [2021-11-13 18:22:14,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:14,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:15,032 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:15,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [950794206] [2021-11-13 18:22:15,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:15,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:15,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:15,034 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:15,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-13 18:22:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:22:15,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:22:15,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-11-13 18:22:18,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:22:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5000 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-11-13 18:22:21,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:21,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137332476] [2021-11-13 18:22:21,252 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:21,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950794206] [2021-11-13 18:22:21,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950794206] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:22:21,252 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:22:21,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2021-11-13 18:22:21,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164146746] [2021-11-13 18:22:21,253 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:22:21,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:22:21,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:21,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:22:21,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:22:21,255 INFO L87 Difference]: Start difference. First operand 2070 states and 2535 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) [2021-11-13 18:22:21,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:21,554 INFO L93 Difference]: Finished difference Result 2517 states and 3095 transitions. [2021-11-13 18:22:21,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:22:21,556 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 [2021-11-13 18:22:21,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:21,571 INFO L225 Difference]: With dead ends: 2517 [2021-11-13 18:22:21,571 INFO L226 Difference]: Without dead ends: 2516 [2021-11-13 18:22:21,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2343 GetRequests, 2328 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2021-11-13 18:22:21,573 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 503 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 138.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 1575 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.66ms SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 173.95ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:21,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [508 Valid, 1575 Invalid, 207 Unknown, 0 Unchecked, 4.66ms Time], IncrementalHoareTripleChecker [65 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 173.95ms Time] [2021-11-13 18:22:21,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2021-11-13 18:22:21,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2514. [2021-11-13 18:22:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 2406 states have (on average 1.1916043225270159) internal successors, (2867), 2447 states have internal predecessors, (2867), 100 states have call successors, (100), 6 states have call predecessors, (100), 7 states have return successors, (120), 68 states have call predecessors, (120), 100 states have call successors, (120) [2021-11-13 18:22:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3087 transitions. [2021-11-13 18:22:21,718 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3087 transitions. Word has length 1169 [2021-11-13 18:22:21,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:21,720 INFO L470 AbstractCegarLoop]: Abstraction has 2514 states and 3087 transitions. [2021-11-13 18:22:21,721 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) [2021-11-13 18:22:21,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3087 transitions. [2021-11-13 18:22:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1323 [2021-11-13 18:22:21,745 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:21,746 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] [2021-11-13 18:22:21,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:21,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-11-13 18:22:21,971 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)] === [2021-11-13 18:22:21,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:21,972 INFO L85 PathProgramCache]: Analyzing trace with hash 723198287, now seen corresponding path program 2 times [2021-11-13 18:22:21,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:21,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50816960] [2021-11-13 18:22:21,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:21,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:22,041 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:22,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1910958163] [2021-11-13 18:22:22,043 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:22:22,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:22,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:22,044 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:22,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-13 18:22:22,364 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:22:22,365 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:22:22,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:22:22,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5426 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5406 trivial. 0 not checked. [2021-11-13 18:22:24,196 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:22:24,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:24,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50816960] [2021-11-13 18:22:24,196 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:24,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910958163] [2021-11-13 18:22:24,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910958163] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:22:24,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:22:24,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:22:24,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475865854] [2021-11-13 18:22:24,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:22:24,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:22:24,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:24,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:22:24,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:22:24,200 INFO L87 Difference]: Start difference. First operand 2514 states and 3087 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) [2021-11-13 18:22:24,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:24,260 INFO L93 Difference]: Finished difference Result 2901 states and 3568 transitions. [2021-11-13 18:22:24,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:22:24,261 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 [2021-11-13 18:22:24,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:24,276 INFO L225 Difference]: With dead ends: 2901 [2021-11-13 18:22:24,276 INFO L226 Difference]: Without dead ends: 2254 [2021-11-13 18:22:24,278 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 [2021-11-13 18:22:24,279 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 8 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.84ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.68ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:24,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 616 Invalid, 13 Unknown, 0 Unchecked, 0.84ms Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 19.68ms Time] [2021-11-13 18:22:24,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2021-11-13 18:22:24,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2021-11-13 18:22:24,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 2166 states have (on average 1.1846722068328717) internal successors, (2566), 2187 states have internal predecessors, (2566), 80 states have call successors, (80), 6 states have call predecessors, (80), 7 states have return successors, (100), 64 states have call predecessors, (100), 80 states have call successors, (100) [2021-11-13 18:22:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 2746 transitions. [2021-11-13 18:22:24,367 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 2746 transitions. Word has length 1322 [2021-11-13 18:22:24,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:24,369 INFO L470 AbstractCegarLoop]: Abstraction has 2254 states and 2746 transitions. [2021-11-13 18:22:24,369 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) [2021-11-13 18:22:24,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2746 transitions. [2021-11-13 18:22:24,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1383 [2021-11-13 18:22:24,393 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:24,394 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] [2021-11-13 18:22:24,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-11-13 18:22:24,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:24,609 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)] === [2021-11-13 18:22:24,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:24,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1070720850, now seen corresponding path program 1 times [2021-11-13 18:22:24,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:24,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563924357] [2021-11-13 18:22:24,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:24,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:24,650 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:24,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1805903095] [2021-11-13 18:22:24,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:24,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:24,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:24,663 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:24,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-13 18:22:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:22:25,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 3582 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-13 18:22:25,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 586 refuted. 0 times theorem prover too weak. 4960 trivial. 0 not checked. [2021-11-13 18:22:28,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:22:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 5546 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 4984 trivial. 0 not checked. [2021-11-13 18:22:31,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:31,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563924357] [2021-11-13 18:22:31,831 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:31,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805903095] [2021-11-13 18:22:31,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805903095] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:22:31,831 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:22:31,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2021-11-13 18:22:31,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599125157] [2021-11-13 18:22:31,832 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-13 18:22:31,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-13 18:22:31,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:31,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-13 18:22:31,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-11-13 18:22:31,835 INFO L87 Difference]: Start difference. First operand 2254 states and 2746 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) [2021-11-13 18:22:32,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:32,616 INFO L93 Difference]: Finished difference Result 2760 states and 3359 transitions. [2021-11-13 18:22:32,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-13 18:22:32,628 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 [2021-11-13 18:22:32,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:32,645 INFO L225 Difference]: With dead ends: 2760 [2021-11-13 18:22:32,645 INFO L226 Difference]: Without dead ends: 2759 [2021-11-13 18:22:32,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2781 GetRequests, 2742 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2021-11-13 18:22:32,649 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1747 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 335.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.23ms SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 448.71ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:32,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 2035 Invalid, 790 Unknown, 0 Unchecked, 8.23ms Time], IncrementalHoareTripleChecker [359 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 448.71ms Time] [2021-11-13 18:22:32,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2759 states. [2021-11-13 18:22:32,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2759 to 2758. [2021-11-13 18:22:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2758 states, 2634 states have (on average 1.1814730447987851) internal successors, (3112), 2685 states have internal predecessors, (3112), 110 states have call successors, (110), 12 states have call predecessors, (110), 13 states have return successors, (130), 70 states have call predecessors, (130), 110 states have call successors, (130) [2021-11-13 18:22:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2758 states and 3352 transitions. [2021-11-13 18:22:32,768 INFO L78 Accepts]: Start accepts. Automaton has 2758 states and 3352 transitions. Word has length 1382 [2021-11-13 18:22:32,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:32,770 INFO L470 AbstractCegarLoop]: Abstraction has 2758 states and 3352 transitions. [2021-11-13 18:22:32,771 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) [2021-11-13 18:22:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3352 transitions. [2021-11-13 18:22:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1761 [2021-11-13 18:22:32,848 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:22:32,849 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] [2021-11-13 18:22:32,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:33,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-13 18:22:33,075 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)] === [2021-11-13 18:22:33,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:22:33,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1249444398, now seen corresponding path program 2 times [2021-11-13 18:22:33,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:22:33,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526002476] [2021-11-13 18:22:33,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:22:33,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:22:33,125 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:22:33,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1206907767] [2021-11-13 18:22:33,126 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:22:33,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:22:33,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:33,127 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:22:33,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-11-13 18:22:34,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:22:34,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:22:34,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 4422 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:22:34,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:22:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8315 backedges. 2430 proven. 0 refuted. 0 times theorem prover too weak. 5885 trivial. 0 not checked. [2021-11-13 18:22:36,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:22:36,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:22:36,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526002476] [2021-11-13 18:22:36,673 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:22:36,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206907767] [2021-11-13 18:22:36,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1206907767] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:22:36,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:22:36,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:22:36,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717105606] [2021-11-13 18:22:36,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:22:36,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:22:36,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:22:36,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:22:36,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:22:36,677 INFO L87 Difference]: Start difference. First operand 2758 states and 3352 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) [2021-11-13 18:22:36,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:22:36,877 INFO L93 Difference]: Finished difference Result 2758 states and 3352 transitions. [2021-11-13 18:22:36,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:22:36,878 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 [2021-11-13 18:22:36,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:22:36,880 INFO L225 Difference]: With dead ends: 2758 [2021-11-13 18:22:36,880 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:22:36,885 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 [2021-11-13 18:22:36,885 INFO L933 BasicCegarLoop]: 686 mSDtfsCounter, 311 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 102.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 1728 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.95ms SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 129.34ms IncrementalHoareTripleChecker+Time [2021-11-13 18:22:36,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [337 Valid, 1728 Invalid, 148 Unknown, 0 Unchecked, 3.95ms Time], IncrementalHoareTripleChecker [29 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 129.34ms Time] [2021-11-13 18:22:36,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:22:36,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:22:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:22:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:22:36,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1760 [2021-11-13 18:22:36,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:22:36,890 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:22:36,890 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) [2021-11-13 18:22:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:22:36,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:22:36,893 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2021-11-13 18:22:36,893 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2021-11-13 18:22:36,894 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2021-11-13 18:22:36,894 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2021-11-13 18:22:36,894 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2021-11-13 18:22:36,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2021-11-13 18:22:36,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2021-11-13 18:22:36,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2021-11-13 18:22:36,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2021-11-13 18:22:36,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2021-11-13 18:22:36,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-11-13 18:22:37,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-11-13 18:22:37,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:22:42,786 WARN L227 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:22:49,488 WARN L227 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:22:55,053 WARN L227 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 78 DAG size of output: 74 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:23:05,351 WARN L227 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:23:15,265 WARN L227 SmtUtils]: Spent 5.01s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:23:20,373 WARN L227 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 87 DAG size of output: 80 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-13 18:23:39,186 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,187 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-11-13 18:23:39,187 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-11-13 18:23:39,187 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,187 INFO L858 garLoopResultBuilder]: For program point L761-24(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,187 INFO L858 garLoopResultBuilder]: For program point L761-25(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,187 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-27(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-28(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-29(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-30(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-31(lines 756 763) no Hoare annotation was computed. [2021-11-13 18:23:39,188 INFO L858 garLoopResultBuilder]: For program point L761-32(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,189 INFO L861 garLoopResultBuilder]: At program point L764(lines 732 765) the Hoare annotation is: true [2021-11-13 18:23:39,189 INFO L858 garLoopResultBuilder]: For program point L707(lines 707 725) no Hoare annotation was computed. [2021-11-13 18:23:39,189 INFO L858 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2021-11-13 18:23:39,189 INFO L858 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2021-11-13 18:23:39,189 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,189 INFO L858 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2021-11-13 18:23:39,189 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,189 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-11-13 18:23:39,190 INFO L858 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2021-11-13 18:23:39,190 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,190 INFO L858 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2021-11-13 18:23:39,190 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-11-13 18:23:39,190 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,190 INFO L858 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2021-11-13 18:23:39,190 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,190 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,191 INFO L858 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2021-11-13 18:23:39,191 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~post5#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 .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 2) (<= ~count_int_int~0 3) .cse1 .cse2 .cse3 (<= 4 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 1) .cse1 .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse3 (<= ~count_int_int~0 2)) (and (<= ~count_int_int~0 4) .cse0 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 3) .cse1 .cse2 .cse3 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 2147483642) .cse3 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 4) (<= 8 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post5#1| 0) .cse3 (<= ~count_int_int~0 1)))) [2021-11-13 18:23:39,191 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-11-13 18:23:39,191 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,191 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2021-11-13 18:23:39,192 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-11-13 18:23:39,192 INFO L858 garLoopResultBuilder]: For program point L736-3(line 736) no Hoare annotation was computed. [2021-11-13 18:23:39,192 INFO L858 garLoopResultBuilder]: For program point L736-4(line 736) no Hoare annotation was computed. [2021-11-13 18:23:39,192 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)))) [2021-11-13 18:23:39,192 INFO L858 garLoopResultBuilder]: For program point L736-6(lines 736 745) no Hoare annotation was computed. [2021-11-13 18:23:39,192 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 740) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point L738-2(lines 738 740) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point L742-1(line 742) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L858 garLoopResultBuilder]: For program point L743-5(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,193 INFO L854 garLoopResultBuilder]: At program point L743-6(line 743) the Hoare annotation is: false [2021-11-13 18:23:39,194 INFO L858 garLoopResultBuilder]: For program point L743-7(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,194 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))) [2021-11-13 18:23:39,194 INFO L858 garLoopResultBuilder]: For program point L743-9(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,194 INFO L858 garLoopResultBuilder]: For program point L743-10(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,194 INFO L858 garLoopResultBuilder]: For program point L743-12(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,194 INFO L858 garLoopResultBuilder]: For program point L743-13(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-15(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-16(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-18(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-19(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-21(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-22(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,195 INFO L858 garLoopResultBuilder]: For program point L743-24(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-25(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-27(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-28(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-30(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-31(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-33(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,196 INFO L858 garLoopResultBuilder]: For program point L743-34(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,197 INFO L858 garLoopResultBuilder]: For program point L744-4(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,197 INFO L858 garLoopResultBuilder]: For program point L743-36(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,197 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))) [2021-11-13 18:23:39,197 INFO L858 garLoopResultBuilder]: For program point L743-37(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,197 INFO L858 garLoopResultBuilder]: For program point L744-6(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,197 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))) [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L743-39(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L744-8(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L743-40(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L744-9(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L743-42(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,198 INFO L858 garLoopResultBuilder]: For program point L744-11(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,199 INFO L858 garLoopResultBuilder]: For program point L744-12(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,199 INFO L858 garLoopResultBuilder]: For program point L743-44(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,199 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))) [2021-11-13 18:23:39,199 INFO L858 garLoopResultBuilder]: For program point L744-14(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,199 INFO L858 garLoopResultBuilder]: For program point L743-46(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,199 INFO L858 garLoopResultBuilder]: For program point L744-15(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,200 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|)))) [2021-11-13 18:23:39,200 INFO L858 garLoopResultBuilder]: For program point L743-48(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,200 INFO L858 garLoopResultBuilder]: For program point L744-17(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,200 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|)))) [2021-11-13 18:23:39,200 INFO L858 garLoopResultBuilder]: For program point L744-18(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,200 INFO L858 garLoopResultBuilder]: For program point L743-51(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,200 INFO L858 garLoopResultBuilder]: For program point L744-20(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,201 INFO L858 garLoopResultBuilder]: For program point L744-21(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,201 INFO L858 garLoopResultBuilder]: For program point L743-53(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,201 INFO L858 garLoopResultBuilder]: For program point L744-23(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,201 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)))) [2021-11-13 18:23:39,201 INFO L858 garLoopResultBuilder]: For program point L744-24(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,201 INFO L858 garLoopResultBuilder]: For program point L743-56(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,202 INFO L858 garLoopResultBuilder]: For program point L743-57(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,202 INFO L858 garLoopResultBuilder]: For program point L744-26(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,202 INFO L858 garLoopResultBuilder]: For program point L744-27(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,202 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)))) [2021-11-13 18:23:39,202 INFO L858 garLoopResultBuilder]: For program point L743-60(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,202 INFO L858 garLoopResultBuilder]: For program point L744-29(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L743-61(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L744-30(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,203 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)))) [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L743-63(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L744-32(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L744-33(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,203 INFO L858 garLoopResultBuilder]: For program point L743-66(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,204 INFO L858 garLoopResultBuilder]: For program point L744-35(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,204 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)) [2021-11-13 18:23:39,204 INFO L858 garLoopResultBuilder]: For program point L744-36(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,204 INFO L858 garLoopResultBuilder]: For program point L744-38(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,204 INFO L858 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,204 INFO L858 garLoopResultBuilder]: For program point L744-39(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,205 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)))) [2021-11-13 18:23:39,205 INFO L858 garLoopResultBuilder]: For program point L744-41(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,205 INFO L858 garLoopResultBuilder]: For program point L743-73(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,205 INFO L858 garLoopResultBuilder]: For program point L744-43(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,205 INFO L858 garLoopResultBuilder]: For program point L743-75(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,205 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))) [2021-11-13 18:23:39,206 INFO L858 garLoopResultBuilder]: For program point L743-76(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,206 INFO L858 garLoopResultBuilder]: For program point L744-45(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,206 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)))) [2021-11-13 18:23:39,206 INFO L858 garLoopResultBuilder]: For program point L743-78(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,206 INFO L858 garLoopResultBuilder]: For program point L744-47(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,206 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)))) [2021-11-13 18:23:39,207 INFO L858 garLoopResultBuilder]: For program point L743-80(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,207 INFO L858 garLoopResultBuilder]: For program point L744-50(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,207 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)))) [2021-11-13 18:23:39,207 INFO L858 garLoopResultBuilder]: For program point L743-83(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,207 INFO L858 garLoopResultBuilder]: For program point L744-52(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,207 INFO L858 garLoopResultBuilder]: For program point L743-84(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,208 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)))) [2021-11-13 18:23:39,208 INFO L858 garLoopResultBuilder]: For program point L743-86(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,208 INFO L858 garLoopResultBuilder]: For program point L744-55(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,208 INFO L858 garLoopResultBuilder]: For program point L744-56(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,208 INFO L858 garLoopResultBuilder]: For program point L743-88(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,208 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)))) [2021-11-13 18:23:39,209 INFO L858 garLoopResultBuilder]: For program point L744-59(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,209 INFO L858 garLoopResultBuilder]: For program point L744-60(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,209 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)))) [2021-11-13 18:23:39,209 INFO L858 garLoopResultBuilder]: For program point L743-93(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,209 INFO L858 garLoopResultBuilder]: For program point L744-62(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,209 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)))) [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L743-95(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L743-96(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L744-65(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L746-3(line 746) no Hoare annotation was computed. [2021-11-13 18:23:39,210 INFO L858 garLoopResultBuilder]: For program point L743-97(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,210 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)) [2021-11-13 18:23:39,211 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)))) [2021-11-13 18:23:39,211 INFO L858 garLoopResultBuilder]: For program point L746-5(lines 746 754) no Hoare annotation was computed. [2021-11-13 18:23:39,211 INFO L858 garLoopResultBuilder]: For program point L743-100(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,211 INFO L858 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,211 INFO L858 garLoopResultBuilder]: For program point L743-101(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,211 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))) [2021-11-13 18:23:39,212 INFO L858 garLoopResultBuilder]: For program point L743-103(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,212 INFO L858 garLoopResultBuilder]: For program point L744-72(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,212 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)))) [2021-11-13 18:23:39,212 INFO L858 garLoopResultBuilder]: For program point L743-105(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,212 INFO L858 garLoopResultBuilder]: For program point L744-74(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,212 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,213 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)))) [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L744-75(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L743-107(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L743-108(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L744-77(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L743-110(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,213 INFO L858 garLoopResultBuilder]: For program point L744-79(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,214 INFO L858 garLoopResultBuilder]: For program point L743-111(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,214 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))) [2021-11-13 18:23:39,214 INFO L858 garLoopResultBuilder]: For program point L743-113(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,214 INFO L858 garLoopResultBuilder]: For program point L744-82(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,214 INFO L858 garLoopResultBuilder]: For program point L743-114(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,214 INFO L858 garLoopResultBuilder]: For program point L744-83(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,215 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)))) [2021-11-13 18:23:39,215 INFO L858 garLoopResultBuilder]: For program point L744-85(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,215 INFO L858 garLoopResultBuilder]: For program point L743-117(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,215 INFO L858 garLoopResultBuilder]: For program point L743-118(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,215 INFO L858 garLoopResultBuilder]: For program point L744-87(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,215 INFO L858 garLoopResultBuilder]: For program point L743-119(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,216 INFO L858 garLoopResultBuilder]: For program point L743-120(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,216 INFO L858 garLoopResultBuilder]: For program point L743-121(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,216 INFO L858 garLoopResultBuilder]: For program point L743-122(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,216 INFO L858 garLoopResultBuilder]: For program point L743-123(line 743) no Hoare annotation was computed. [2021-11-13 18:23:39,216 INFO L858 garLoopResultBuilder]: For program point L744-92(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,216 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|)))) [2021-11-13 18:23:39,216 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))) [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point L747(line 747) no Hoare annotation was computed. [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point L744-94(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point L747-1(line 747) no Hoare annotation was computed. [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point L744-95(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,217 INFO L858 garLoopResultBuilder]: For program point L744-96(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,218 INFO L858 garLoopResultBuilder]: For program point L744-99(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,218 INFO L858 garLoopResultBuilder]: For program point L744-100(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,218 INFO L858 garLoopResultBuilder]: For program point L744-102(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,218 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))) [2021-11-13 18:23:39,218 INFO L858 garLoopResultBuilder]: For program point L744-104(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,218 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))) [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-106(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-107(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-109(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-110(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-112(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 INFO L858 garLoopResultBuilder]: For program point L744-113(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,219 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))) [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-116(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-117(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-118(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-119(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-120(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,220 INFO L858 garLoopResultBuilder]: For program point L744-121(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,221 INFO L858 garLoopResultBuilder]: For program point L744-122(line 744) no Hoare annotation was computed. [2021-11-13 18:23:39,221 INFO L858 garLoopResultBuilder]: For program point L744-123(lines 736 745) no Hoare annotation was computed. [2021-11-13 18:23:39,221 INFO L858 garLoopResultBuilder]: For program point L748-5(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,221 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|)))) [2021-11-13 18:23:39,221 INFO L858 garLoopResultBuilder]: For program point L748-7(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,221 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|)))) [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-9(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-10(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-12(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-13(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-15(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,222 INFO L858 garLoopResultBuilder]: For program point L748-16(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-18(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-19(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-21(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-22(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-24(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-25(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,223 INFO L858 garLoopResultBuilder]: For program point L748-27(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-28(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-30(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-31(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-33(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-34(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-36(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,224 INFO L858 garLoopResultBuilder]: For program point L748-37(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,225 INFO L858 garLoopResultBuilder]: For program point L748-39(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,225 INFO L858 garLoopResultBuilder]: For program point L748-40(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,225 INFO L858 garLoopResultBuilder]: For program point L748-42(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,225 INFO L858 garLoopResultBuilder]: For program point L748-44(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,225 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|)))) [2021-11-13 18:23:39,225 INFO L858 garLoopResultBuilder]: For program point L748-46(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,226 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))) [2021-11-13 18:23:39,226 INFO L858 garLoopResultBuilder]: For program point L748-48(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,226 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))) [2021-11-13 18:23:39,226 INFO L858 garLoopResultBuilder]: For program point L748-51(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,226 INFO L858 garLoopResultBuilder]: For program point L748-53(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,227 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|)))) [2021-11-13 18:23:39,227 INFO L858 garLoopResultBuilder]: For program point L748-55(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,227 INFO L858 garLoopResultBuilder]: For program point L748-56(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,227 INFO L858 garLoopResultBuilder]: For program point L748-58(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,227 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|)))) [2021-11-13 18:23:39,227 INFO L858 garLoopResultBuilder]: For program point L748-63(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 INFO L858 garLoopResultBuilder]: For program point L748-65(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 INFO L858 garLoopResultBuilder]: For program point L748-66(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 INFO L858 garLoopResultBuilder]: For program point L748-69(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 INFO L858 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 INFO L858 garLoopResultBuilder]: For program point L748-72(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,228 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|)))) [2021-11-13 18:23:39,229 INFO L858 garLoopResultBuilder]: For program point L748-75(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,229 INFO L858 garLoopResultBuilder]: For program point L748-76(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,229 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|)))) [2021-11-13 18:23:39,229 INFO L858 garLoopResultBuilder]: For program point L748-80(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,229 INFO L858 garLoopResultBuilder]: For program point L748-81(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,229 INFO L858 garLoopResultBuilder]: For program point L748-82(line 748) no Hoare annotation was computed. [2021-11-13 18:23:39,230 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))) [2021-11-13 18:23:39,230 INFO L858 garLoopResultBuilder]: For program point L748-84(lines 746 754) no Hoare annotation was computed. [2021-11-13 18:23:39,230 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-11-13 18:23:39,230 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-11-13 18:23:39,230 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756(line 756) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756-2(line 756) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756-5(lines 756 763) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756-6(line 756) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756-8(line 756) no Hoare annotation was computed. [2021-11-13 18:23:39,231 INFO L861 garLoopResultBuilder]: At program point L756-9(lines 756 763) the Hoare annotation is: true [2021-11-13 18:23:39,231 INFO L858 garLoopResultBuilder]: For program point L756-10(lines 756 763) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-1(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-3(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-5(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-7(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-8(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L858 garLoopResultBuilder]: For program point L760-11(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,232 INFO L861 garLoopResultBuilder]: At program point L760-12(line 760) the Hoare annotation is: true [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-13(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-14(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-17(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-18(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-20(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-22(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,233 INFO L858 garLoopResultBuilder]: For program point L760-23(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-25(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-26(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-28(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-29(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-30(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L760-31(line 760) no Hoare annotation was computed. [2021-11-13 18:23:39,234 INFO L858 garLoopResultBuilder]: For program point L761(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L861 garLoopResultBuilder]: At program point L760-32(line 760) the Hoare annotation is: true [2021-11-13 18:23:39,235 INFO L858 garLoopResultBuilder]: For program point L761-2(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L858 garLoopResultBuilder]: For program point L761-4(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L858 garLoopResultBuilder]: For program point L761-6(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L858 garLoopResultBuilder]: For program point L761-7(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L858 garLoopResultBuilder]: For program point L761-10(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,235 INFO L861 garLoopResultBuilder]: At program point L761-11(line 761) the Hoare annotation is: true [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-12(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-13(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-16(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-17(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-19(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-21(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,236 INFO L858 garLoopResultBuilder]: For program point L761-22(line 761) no Hoare annotation was computed. [2021-11-13 18:23:39,237 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 701 705) the Hoare annotation is: true [2021-11-13 18:23:39,237 INFO L858 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2021-11-13 18:23:39,237 INFO L858 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2021-11-13 18:23:39,237 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2021-11-13 18:23:39,240 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] [2021-11-13 18:23:39,242 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:23:39,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:23:39 BoogieIcfgContainer [2021-11-13 18:23:39,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:23:39,358 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:23:39,358 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:23:39,359 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:23:39,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:37" (3/4) ... [2021-11-13 18:23:39,362 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:23:39,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-11-13 18:23:39,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-13 18:23:39,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-13 18:23:39,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-13 18:23:39,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:23:39,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:23:39,585 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:23:39,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:23:39,585 INFO L158 Benchmark]: Toolchain (without parser) took 127568.93ms. Allocated memory was 107.0MB in the beginning and 539.0MB in the end (delta: 432.0MB). Free memory was 74.6MB in the beginning and 455.7MB in the end (delta: -381.2MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,586 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:23:39,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1118.34ms. Allocated memory is still 107.0MB. Free memory was 74.4MB in the beginning and 76.1MB in the end (delta: -1.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.55ms. Allocated memory is still 107.0MB. Free memory was 76.1MB in the beginning and 66.1MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,587 INFO L158 Benchmark]: Boogie Preprocessor took 146.51ms. Allocated memory is still 107.0MB. Free memory was 66.1MB in the beginning and 54.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,587 INFO L158 Benchmark]: RCFGBuilder took 4078.56ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 54.7MB in the beginning and 95.6MB in the end (delta: -40.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,588 INFO L158 Benchmark]: TraceAbstraction took 121786.12ms. Allocated memory was 144.7MB in the beginning and 539.0MB in the end (delta: 394.3MB). Free memory was 94.7MB in the beginning and 471.5MB in the end (delta: -376.7MB). Peak memory consumption was 356.7MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,588 INFO L158 Benchmark]: Witness Printer took 226.69ms. Allocated memory is still 539.0MB. Free memory was 471.5MB in the beginning and 455.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 18:23:39,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1118.34ms. Allocated memory is still 107.0MB. Free memory was 74.4MB in the beginning and 76.1MB in the end (delta: -1.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 184.55ms. Allocated memory is still 107.0MB. Free memory was 76.1MB in the beginning and 66.1MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.51ms. Allocated memory is still 107.0MB. Free memory was 66.1MB in the beginning and 54.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4078.56ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 54.7MB in the beginning and 95.6MB in the end (delta: -40.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * TraceAbstraction took 121786.12ms. Allocated memory was 144.7MB in the beginning and 539.0MB in the end (delta: 394.3MB). Free memory was 94.7MB in the beginning and 471.5MB in the end (delta: -376.7MB). Peak memory consumption was 356.7MB. Max. memory is 16.1GB. * Witness Printer took 226.69ms. Allocated memory is still 539.0MB. Free memory was 471.5MB in the beginning and 455.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. 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, 323 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 121.6s, OverallIterations: 26, TraceHistogramMax: 24, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.3s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 62.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16662 SdHoareTripleChecker+Valid, 2964.31ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16294 mSDsluCounter, 32031 SdHoareTripleChecker+Invalid, 2417.40ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22388 mSDsCounter, 1072 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2274 IncrementalHoareTripleChecker+Invalid, 3346 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1072 mSolverCounterUnsat, 9643 mSDtfsCounter, 2274 mSolverCounterSat, 161.12ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15853 GetRequests, 15651 SyntacticMatches, 1 SemanticMatches, 201 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 613 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2758occurred in iteration=25, InterpolantAutomatonStates: 206, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 26 MinimizatonAttempts, 2441 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 611 PreInvPairs, 1411 NumberOfFragments, 4677 HoareAnnotationTreeSize, 611 FomulaSimplifications, 481717 FormulaSimplificationTreeSizeReduction, 57.4s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1011773 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.2s SsaConstructionTime, 5.1s SatisfiabilityAnalysisTime, 35.0s InterpolantComputationTime, 11196 NumberOfCodeBlocks, 7983 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 15783 ConstructedInterpolants, 0 QuantifiedInterpolants, 37822 SizeOfPredicates, 40 NumberOfNonLiveVariables, 22914 ConjunctsInSsa, 151 ConjunctsInUnsatCore, 34 InterpolantComputations, 18 PerfectInterpolantSequences, 45796/52546 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: 756]: Loop Invariant Derived loop invariant: 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: 760]: Loop Invariant Derived loop invariant: 1 - 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: (((((((((0 <= count_int_int && aux-count_int_int++-aux <= 2) && 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 && aux-count_int_int++-aux <= 1) && 0 <= aux-count_int_int++-aux) && _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 <= 2)) || ((((((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) && count_int_int <= 2147483642) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && aux-count_int_int++-aux <= 4) && 8 <= i)) || (((((0 <= count_int_int && 0 <= aux-count_int_int++-aux) && _hj_k <= 4) && aux-count_int_int++-aux <= 0) && (((i == 0 && _hj_k <= 4) && 4 == _hj_k) || (((1 <= i && _hj_k <= 4) && 4 == _hj_k) && i < 10))) && count_int_int <= 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) && _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) && 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: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - 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: 761]: Loop Invariant Derived loop invariant: 1 - 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! [2021-11-13 18:23:39,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07258075-4a5b-4aa5-9dcc-dc59586151f2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE