./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS --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 64bit --witnessprinter.graph.data.programhash 7f28571fd79b5fb6d21213e46e33e9090c3dd967c8142f7e7eec7de04c4d24ce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 02:28:45,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:28:45,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:28:45,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:28:45,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:28:45,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:28:45,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:28:45,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:28:45,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:28:45,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:28:45,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:28:45,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:28:45,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:28:45,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:28:45,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:28:45,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:28:45,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:28:45,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:28:45,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:28:45,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:28:45,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:28:45,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:28:45,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:28:45,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:28:45,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:28:45,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:28:45,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:28:45,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:28:45,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:28:45,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:28:45,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:28:45,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:28:45,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:28:45,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:28:45,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:28:45,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:28:45,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:28:45,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:28:45,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:28:45,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:28:45,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:28:45,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 02:28:45,717 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:28:45,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:28:45,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:28:45,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:28:45,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:28:45,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:28:45,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:28:45,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:28:45,722 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:28:45,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:28:45,724 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:28:45,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:28:45,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:28:45,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:28:45,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:28:45,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:28:45,725 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 02:28:45,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:28:45,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:28:45,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:28:45,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:28:45,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:28:45,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:28:45,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:28:45,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:28:45,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:28:45,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:28:45,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:28:45,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:28:45,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:28:45,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:28:45,730 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:28:45,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:28:45,730 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f28571fd79b5fb6d21213e46e33e9090c3dd967c8142f7e7eec7de04c4d24ce [2022-11-23 02:28:46,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:28:46,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:28:46,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:28:46,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:28:46,104 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:28:46,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_09_good.i [2022-11-23 02:28:49,646 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:28:50,187 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:28:50,188 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_09_good.i [2022-11-23 02:28:50,226 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/data/a322837e7/b01519e310d149b3a0e52b4310ba10e9/FLAG173e57fdc [2022-11-23 02:28:50,249 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/data/a322837e7/b01519e310d149b3a0e52b4310ba10e9 [2022-11-23 02:28:50,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:28:50,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:28:50,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:28:50,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:28:50,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:28:50,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:28:50" (1/1) ... [2022-11-23 02:28:50,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6023d16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:50, skipping insertion in model container [2022-11-23 02:28:50,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:28:50" (1/1) ... [2022-11-23 02:28:50,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:28:50,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:28:50,787 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 02:28:51,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:28:51,601 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:28:51,638 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 02:28:51,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:28:51,942 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:28:51,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51 WrapperNode [2022-11-23 02:28:51,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:28:51,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:28:51,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:28:51,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:28:51,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:51,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,019 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2022-11-23 02:28:52,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:28:52,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:28:52,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:28:52,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:28:52,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,056 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:28:52,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:28:52,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:28:52,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:28:52,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (1/1) ... [2022-11-23 02:28:52,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:28:52,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:28:52,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:28:52,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:28:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-23 02:28:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-23 02:28:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-23 02:28:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-23 02:28:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:28:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:28:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:28:52,170 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-23 02:28:52,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:28:52,355 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:28:52,358 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:28:52,616 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:28:52,625 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:28:52,625 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 02:28:52,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:28:52 BoogieIcfgContainer [2022-11-23 02:28:52,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:28:52,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:28:52,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:28:52,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:28:52,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:28:50" (1/3) ... [2022-11-23 02:28:52,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c365e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:28:52, skipping insertion in model container [2022-11-23 02:28:52,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:28:51" (2/3) ... [2022-11-23 02:28:52,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c365e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:28:52, skipping insertion in model container [2022-11-23 02:28:52,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:28:52" (3/3) ... [2022-11-23 02:28:52,644 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_09_good.i [2022-11-23 02:28:52,673 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:28:52,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 02:28:52,745 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:28:52,752 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7d3d0915, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:28:52,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 02:28:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 34 states have (on average 1.5588235294117647) internal successors, (53), 49 states have internal predecessors, (53), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-23 02:28:52,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 02:28:52,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:52,765 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:52,766 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:52,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:52,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1612535356, now seen corresponding path program 1 times [2022-11-23 02:28:52,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:52,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796240793] [2022-11-23 02:28:52,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:52,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:28:53,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:53,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796240793] [2022-11-23 02:28:53,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796240793] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:53,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:53,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:28:53,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903027954] [2022-11-23 02:28:53,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:53,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:53,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:53,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:53,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:53,329 INFO L87 Difference]: Start difference. First operand has 55 states, 34 states have (on average 1.5588235294117647) internal successors, (53), 49 states have internal predecessors, (53), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 02:28:53,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:53,457 INFO L93 Difference]: Finished difference Result 138 states and 183 transitions. [2022-11-23 02:28:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:53,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-23 02:28:53,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:53,484 INFO L225 Difference]: With dead ends: 138 [2022-11-23 02:28:53,484 INFO L226 Difference]: Without dead ends: 76 [2022-11-23 02:28:53,490 INFO L412 NwaCegarLoop]: 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 [2022-11-23 02:28:53,499 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 36 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:53,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 189 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:53,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-23 02:28:53,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 49. [2022-11-23 02:28:53,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 31 states have (on average 1.5806451612903225) internal successors, (49), 44 states have internal predecessors, (49), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-23 02:28:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 65 transitions. [2022-11-23 02:28:53,557 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 65 transitions. Word has length 12 [2022-11-23 02:28:53,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:53,558 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 65 transitions. [2022-11-23 02:28:53,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 02:28:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-23 02:28:53,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 02:28:53,560 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:53,560 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:53,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:28:53,561 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:53,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:53,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1612475774, now seen corresponding path program 1 times [2022-11-23 02:28:53,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:53,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597995067] [2022-11-23 02:28:53,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:53,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:28:53,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:53,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597995067] [2022-11-23 02:28:53,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597995067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:53,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:53,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:28:53,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240954627] [2022-11-23 02:28:53,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:53,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:53,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:53,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:53,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:53,710 INFO L87 Difference]: Start difference. First operand 49 states and 65 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 02:28:53,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:53,740 INFO L93 Difference]: Finished difference Result 84 states and 110 transitions. [2022-11-23 02:28:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:53,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-23 02:28:53,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:53,743 INFO L225 Difference]: With dead ends: 84 [2022-11-23 02:28:53,743 INFO L226 Difference]: Without dead ends: 42 [2022-11-23 02:28:53,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:53,745 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 46 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:53,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 44 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:53,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-11-23 02:28:53,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-11-23 02:28:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 35 states have internal predecessors, (36), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 02:28:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2022-11-23 02:28:53,756 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 12 [2022-11-23 02:28:53,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:53,757 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2022-11-23 02:28:53,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 02:28:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-23 02:28:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 02:28:53,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:53,759 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:53,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 02:28:53,759 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:53,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:53,760 INFO L85 PathProgramCache]: Analyzing trace with hash -609674989, now seen corresponding path program 1 times [2022-11-23 02:28:53,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:53,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818535043] [2022-11-23 02:28:53,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:53,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-23 02:28:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 02:28:53,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:53,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818535043] [2022-11-23 02:28:53,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818535043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:53,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:53,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:28:53,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619455173] [2022-11-23 02:28:53,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:53,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:53,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:53,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:53,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:53,859 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 02:28:53,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:53,886 INFO L93 Difference]: Finished difference Result 74 states and 85 transitions. [2022-11-23 02:28:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:53,886 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2022-11-23 02:28:53,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:53,887 INFO L225 Difference]: With dead ends: 74 [2022-11-23 02:28:53,888 INFO L226 Difference]: Without dead ends: 40 [2022-11-23 02:28:53,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:53,890 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 39 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:53,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 42 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:53,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2022-11-23 02:28:53,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-11-23 02:28:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 33 states have internal predecessors, (34), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-23 02:28:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2022-11-23 02:28:53,899 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 20 [2022-11-23 02:28:53,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:53,900 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2022-11-23 02:28:53,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 02:28:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-11-23 02:28:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 02:28:53,901 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:53,901 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:53,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 02:28:53,902 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:53,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:53,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1124350348, now seen corresponding path program 1 times [2022-11-23 02:28:53,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:53,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599369106] [2022-11-23 02:28:53,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 02:28:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 02:28:54,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:54,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599369106] [2022-11-23 02:28:54,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599369106] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:54,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:54,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 02:28:54,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615628955] [2022-11-23 02:28:54,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:54,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:54,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:54,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:54,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,064 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-11-23 02:28:54,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:54,086 INFO L93 Difference]: Finished difference Result 58 states and 61 transitions. [2022-11-23 02:28:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:54,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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 21 [2022-11-23 02:28:54,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:54,088 INFO L225 Difference]: With dead ends: 58 [2022-11-23 02:28:54,090 INFO L226 Difference]: Without dead ends: 35 [2022-11-23 02:28:54,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,092 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 14 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:54,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:54,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-11-23 02:28:54,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-11-23 02:28:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.16) internal successors, (29), 28 states have internal predecessors, (29), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 02:28:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2022-11-23 02:28:54,101 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 21 [2022-11-23 02:28:54,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:54,101 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2022-11-23 02:28:54,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-11-23 02:28:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2022-11-23 02:28:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-23 02:28:54,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:54,103 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:54,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 02:28:54,104 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:54,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:54,105 INFO L85 PathProgramCache]: Analyzing trace with hash 2121325827, now seen corresponding path program 1 times [2022-11-23 02:28:54,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:54,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818645436] [2022-11-23 02:28:54,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:54,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 02:28:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-23 02:28:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 02:28:54,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:54,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818645436] [2022-11-23 02:28:54,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818645436] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:54,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:54,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:28:54,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505794485] [2022-11-23 02:28:54,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:54,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:54,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:54,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:54,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,271 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-23 02:28:54,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:54,291 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2022-11-23 02:28:54,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:54,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2022-11-23 02:28:54,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:54,302 INFO L225 Difference]: With dead ends: 35 [2022-11-23 02:28:54,302 INFO L226 Difference]: Without dead ends: 33 [2022-11-23 02:28:54,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,304 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 1 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:54,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 63 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:54,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-11-23 02:28:54,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2022-11-23 02:28:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 25 states have (on average 1.08) internal successors, (27), 26 states have internal predecessors, (27), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 02:28:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2022-11-23 02:28:54,321 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 29 [2022-11-23 02:28:54,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:54,321 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2022-11-23 02:28:54,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-23 02:28:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2022-11-23 02:28:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-23 02:28:54,326 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:54,326 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:54,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 02:28:54,327 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 02:28:54,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:54,328 INFO L85 PathProgramCache]: Analyzing trace with hash -890254290, now seen corresponding path program 1 times [2022-11-23 02:28:54,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:54,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117732468] [2022-11-23 02:28:54,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:54,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 02:28:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-23 02:28:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-23 02:28:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 02:28:54,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:54,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117732468] [2022-11-23 02:28:54,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117732468] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:54,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:54,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:28:54,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367880282] [2022-11-23 02:28:54,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:54,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:28:54,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:54,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:28:54,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,475 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-23 02:28:54,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:54,497 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2022-11-23 02:28:54,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:28:54,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 38 [2022-11-23 02:28:54,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:54,500 INFO L225 Difference]: With dead ends: 33 [2022-11-23 02:28:54,500 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 02:28:54,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:28:54,511 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 1 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:54,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 61 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:28:54,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 02:28:54,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 02:28:54,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:28:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 02:28:54,519 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-11-23 02:28:54,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:54,520 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:28:54,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-23 02:28:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 02:28:54,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 02:28:54,526 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-23 02:28:54,527 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-23 02:28:54,527 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-23 02:28:54,527 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-23 02:28:54,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-23 02:28:54,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-23 02:28:54,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-23 02:28:54,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-23 02:28:54,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 02:28:54,532 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 02:28:54,632 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-23 02:28:54,633 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 02:28:54,633 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-23 02:28:54,633 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 02:28:54,633 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 02:28:54,633 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-23 02:28:54,634 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 02:28:54,634 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1607) no Hoare annotation was computed. [2022-11-23 02:28:54,634 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-11-23 02:28:54,634 INFO L899 garLoopResultBuilder]: For program point L1600-1(lines 1597 1616) no Hoare annotation was computed. [2022-11-23 02:28:54,635 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1616) no Hoare annotation was computed. [2022-11-23 02:28:54,636 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= ~GLOBAL_CONST_TRUE~0 1) (<= 2147483647 |ULTIMATE.start_goodB2G2_~data~1#1|)) [2022-11-23 02:28:54,636 INFO L899 garLoopResultBuilder]: For program point L1621(lines 1621 1624) no Hoare annotation was computed. [2022-11-23 02:28:54,636 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: false [2022-11-23 02:28:54,637 INFO L899 garLoopResultBuilder]: For program point L1621-2(lines 1618 1633) no Hoare annotation was computed. [2022-11-23 02:28:54,637 INFO L899 garLoopResultBuilder]: For program point L1617(lines 1617 1633) no Hoare annotation was computed. [2022-11-23 02:28:54,637 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1593) no Hoare annotation was computed. [2022-11-23 02:28:54,637 INFO L902 garLoopResultBuilder]: At program point L1646(line 1646) the Hoare annotation is: true [2022-11-23 02:28:54,638 INFO L895 garLoopResultBuilder]: At program point L1613(line 1613) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= ~GLOBAL_CONST_TRUE~0 1) (<= 2147483647 |ULTIMATE.start_goodB2G2_~data~1#1|)) [2022-11-23 02:28:54,638 INFO L899 garLoopResultBuilder]: For program point L1646-1(line 1646) no Hoare annotation was computed. [2022-11-23 02:28:54,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2022-11-23 02:28:54,639 INFO L899 garLoopResultBuilder]: For program point L1634(lines 1634 1640) no Hoare annotation was computed. [2022-11-23 02:28:54,639 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 02:28:54,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2022-11-23 02:28:54,640 INFO L902 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: true [2022-11-23 02:28:54,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 02:28:54,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2022-11-23 02:28:54,640 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 02:28:54,640 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-11-23 02:28:54,641 INFO L899 garLoopResultBuilder]: For program point L1564-1(line 1564) no Hoare annotation was computed. [2022-11-23 02:28:54,641 INFO L899 garLoopResultBuilder]: For program point L1552(lines 1552 1555) no Hoare annotation was computed. [2022-11-23 02:28:54,641 INFO L902 garLoopResultBuilder]: At program point L1647(lines 1641 1648) the Hoare annotation is: true [2022-11-23 02:28:54,641 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1549 1573) no Hoare annotation was computed. [2022-11-23 02:28:54,642 INFO L895 garLoopResultBuilder]: At program point L1602(line 1602) the Hoare annotation is: false [2022-11-23 02:28:54,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2022-11-23 02:28:54,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 02:28:54,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2022-11-23 02:28:54,643 INFO L899 garLoopResultBuilder]: For program point L1586(line 1586) no Hoare annotation was computed. [2022-11-23 02:28:54,643 INFO L899 garLoopResultBuilder]: For program point L1586-1(line 1586) no Hoare annotation was computed. [2022-11-23 02:28:54,643 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= ~GLOBAL_CONST_TRUE~0 1)) [2022-11-23 02:28:54,643 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-11-23 02:28:54,646 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed. [2022-11-23 02:28:54,647 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 1581) no Hoare annotation was computed. [2022-11-23 02:28:54,647 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2022-11-23 02:28:54,647 INFO L899 garLoopResultBuilder]: For program point L1578-2(lines 1575 1595) no Hoare annotation was computed. [2022-11-23 02:28:54,647 INFO L899 garLoopResultBuilder]: For program point L1574(lines 1574 1595) no Hoare annotation was computed. [2022-11-23 02:28:54,648 INFO L895 garLoopResultBuilder]: At program point L1570(line 1570) the Hoare annotation is: (and (= ~GLOBAL_CONST_FALSE~0 0) (= ~GLOBAL_CONST_TRUE~0 1) (<= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|)) [2022-11-23 02:28:54,649 INFO L899 garLoopResultBuilder]: For program point L1570-1(lines 1556 1572) no Hoare annotation was computed. [2022-11-23 02:28:54,649 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: false [2022-11-23 02:28:54,649 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-11-23 02:28:54,652 INFO L899 garLoopResultBuilder]: For program point L1628(line 1628) no Hoare annotation was computed. [2022-11-23 02:28:54,652 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2022-11-23 02:28:54,652 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1571) no Hoare annotation was computed. [2022-11-23 02:28:54,652 INFO L895 garLoopResultBuilder]: At program point L1558(line 1558) the Hoare annotation is: false [2022-11-23 02:28:54,653 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2022-11-23 02:28:54,657 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-23 02:28:54,661 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 02:28:54,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:28:54 BoogieIcfgContainer [2022-11-23 02:28:54,673 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 02:28:54,673 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:28:54,673 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:28:54,674 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:28:54,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:28:52" (3/4) ... [2022-11-23 02:28:54,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 02:28:54,691 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-23 02:28:54,691 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-23 02:28:54,705 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-23 02:28:54,706 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 02:28:54,706 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 02:28:54,706 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 02:28:54,796 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 02:28:54,796 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:28:54,797 INFO L158 Benchmark]: Toolchain (without parser) took 4539.41ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 108.9MB in the beginning and 61.4MB in the end (delta: 47.5MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,797 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 144.7MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:28:54,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1681.39ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 108.9MB in the beginning and 120.1MB in the end (delta: -11.2MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.54ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 117.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,799 INFO L158 Benchmark]: Boogie Preprocessor took 40.72ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 115.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,799 INFO L158 Benchmark]: RCFGBuilder took 567.03ms. Allocated memory is still 176.2MB. Free memory was 115.0MB in the beginning and 101.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,800 INFO L158 Benchmark]: TraceAbstraction took 2040.13ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 65.7MB in the end (delta: 34.7MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,801 INFO L158 Benchmark]: Witness Printer took 123.16ms. Allocated memory is still 176.2MB. Free memory was 65.7MB in the beginning and 61.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 02:28:54,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 144.7MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1681.39ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 108.9MB in the beginning and 120.1MB in the end (delta: -11.2MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.54ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 117.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.72ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 115.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.03ms. Allocated memory is still 176.2MB. Free memory was 115.0MB in the beginning and 101.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2040.13ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 65.7MB in the end (delta: 34.7MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Witness Printer took 123.16ms. Allocated memory is still 176.2MB. Free memory was 65.7MB in the beginning and 61.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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, 55 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 137 mSDsluCounter, 453 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 147 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 306 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 27 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 40 PreInvPairs, 49 NumberOfFragments, 46 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 160 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 32/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1641]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 02:28:54,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6128f76-c0c7-4a04-a8d2-21890c8933fc/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE