./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a0c1cbac9fab3cc55df5667f1ad3ef4ca09c7b23b4427bb4c33dec8dee7a9b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:12:46,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:12:46,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-19 04:12:46,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:12:46,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:12:46,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:12:46,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:12:46,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:12:46,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:12:46,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:12:46,542 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:12:46,544 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:12:46,544 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:12:46,546 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:12:46,547 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:12:46,547 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:12:46,548 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:12:46,548 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:12:46,549 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:12:46,549 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:12:46,550 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:12:46,550 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:12:46,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:12:46,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:12:46,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:12:46,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:12:46,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:12:46,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:12:46,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:12:46,554 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:12:46,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:12:46,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:12:46,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:12:46,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:12:46,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:12:46,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:46,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:12:46,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:12:46,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:12:46,558 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:12:46,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:12:46,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:12:46,560 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:12:46,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:12:46,560 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a0c1cbac9fab3cc55df5667f1ad3ef4ca09c7b23b4427bb4c33dec8dee7a9b6 [2023-11-19 04:12:46,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:12:46,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:12:46,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:12:46,910 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:12:46,912 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:12:46,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_good.i [2023-11-19 04:12:49,933 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:12:50,379 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:12:50,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_good.i [2023-11-19 04:12:50,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/data/14d6a1d08/0ee050e78dc440c99eae36073ad9cbc6/FLAGef76a93a8 [2023-11-19 04:12:50,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/data/14d6a1d08/0ee050e78dc440c99eae36073ad9cbc6 [2023-11-19 04:12:50,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:12:50,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:12:50,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:50,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:12:50,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:12:50,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:50" (1/1) ... [2023-11-19 04:12:50,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cd765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:50, skipping insertion in model container [2023-11-19 04:12:50,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:12:50" (1/1) ... [2023-11-19 04:12:50,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:12:50,985 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:12:51,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:51,481 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:12:51,501 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:12:51,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:12:51,767 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:12:51,767 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:12:51,768 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:12:51,768 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:12:51,768 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:12:51,776 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:12:51,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51 WrapperNode [2023-11-19 04:12:51,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:12:51,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:51,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:12:51,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:12:51,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,893 INFO L138 Inliner]: procedures = 501, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2023-11-19 04:12:51,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:12:51,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:12:51,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:12:51,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:12:51,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:12:51,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:12:51,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:12:51,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:12:51,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (1/1) ... [2023-11-19 04:12:51,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:12:51,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:12:51,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:12:52,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:12:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 04:12:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 04:12:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-19 04:12:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-19 04:12:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:12:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:12:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:12:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:12:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:12:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:12:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:12:52,239 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:12:52,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:12:52,778 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:12:53,137 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:12:53,137 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:12:53,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:53 BoogieIcfgContainer [2023-11-19 04:12:53,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:12:53,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:12:53,147 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:12:53,151 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:12:53,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:12:50" (1/3) ... [2023-11-19 04:12:53,152 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31c90ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:53, skipping insertion in model container [2023-11-19 04:12:53,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:12:51" (2/3) ... [2023-11-19 04:12:53,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31c90ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:12:53, skipping insertion in model container [2023-11-19 04:12:53,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:53" (3/3) ... [2023-11-19 04:12:53,157 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_12_good.i [2023-11-19 04:12:53,178 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:12:53,178 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-19 04:12:53,247 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:12:53,255 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5db81b82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:12:53,255 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-19 04:12:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 38 states have internal predecessors, (40), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 04:12:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:12:53,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:53,269 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:53,269 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 04:12:53,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:53,278 INFO L85 PathProgramCache]: Analyzing trace with hash -54301650, now seen corresponding path program 1 times [2023-11-19 04:12:53,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:12:53,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237541442] [2023-11-19 04:12:53,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:53,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:12:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:12:54,316 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:12:54,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237541442] [2023-11-19 04:12:54,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237541442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:54,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:54,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:12:54,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617287280] [2023-11-19 04:12:54,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:54,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:12:54,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:12:54,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:12:54,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:54,370 INFO L87 Difference]: Start difference. First operand has 52 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 38 states have internal predecessors, (40), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-19 04:12:54,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:54,467 INFO L93 Difference]: Finished difference Result 52 states and 64 transitions. [2023-11-19 04:12:54,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:12:54,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 16 [2023-11-19 04:12:54,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:54,478 INFO L225 Difference]: With dead ends: 52 [2023-11-19 04:12:54,479 INFO L226 Difference]: Without dead ends: 42 [2023-11-19 04:12:54,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:54,486 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 12 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:54,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 75 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:12:54,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-11-19 04:12:54,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2023-11-19 04:12:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 31 states have internal predecessors, (32), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 04:12:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2023-11-19 04:12:54,537 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 16 [2023-11-19 04:12:54,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:54,539 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2023-11-19 04:12:54,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-19 04:12:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-19 04:12:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:12:54,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:54,542 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:54,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:12:54,543 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 04:12:54,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:54,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1683350919, now seen corresponding path program 1 times [2023-11-19 04:12:54,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:12:54,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63339010] [2023-11-19 04:12:54,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:12:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:12:54,673 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:12:54,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63339010] [2023-11-19 04:12:54,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63339010] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:54,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:54,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:12:54,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920584579] [2023-11-19 04:12:54,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:54,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:12:54,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:12:54,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:12:54,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:54,681 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2023-11-19 04:12:54,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:54,744 INFO L93 Difference]: Finished difference Result 43 states and 51 transitions. [2023-11-19 04:12:54,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:12:54,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 17 [2023-11-19 04:12:54,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:54,748 INFO L225 Difference]: With dead ends: 43 [2023-11-19 04:12:54,748 INFO L226 Difference]: Without dead ends: 41 [2023-11-19 04:12:54,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:54,756 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 5 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:54,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 65 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:12:54,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-19 04:12:54,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2023-11-19 04:12:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 24 states have (on average 1.25) internal successors, (30), 29 states have internal predecessors, (30), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-19 04:12:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2023-11-19 04:12:54,775 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 17 [2023-11-19 04:12:54,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:54,776 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2023-11-19 04:12:54,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2023-11-19 04:12:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-19 04:12:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:12:54,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:12:54,779 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:12:54,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:12:54,780 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 04:12:54,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:12:54,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1653370666, now seen corresponding path program 1 times [2023-11-19 04:12:54,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:12:54,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806699661] [2023-11-19 04:12:54,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:12:54,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:12:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:12:55,025 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:12:55,025 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:12:55,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806699661] [2023-11-19 04:12:55,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806699661] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:12:55,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:12:55,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:12:55,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791033679] [2023-11-19 04:12:55,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:12:55,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:12:55,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:12:55,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:12:55,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:55,036 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 04:12:55,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:12:55,074 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2023-11-19 04:12:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:12:55,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 29 [2023-11-19 04:12:55,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:12:55,076 INFO L225 Difference]: With dead ends: 40 [2023-11-19 04:12:55,076 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 04:12:55,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:12:55,078 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 3 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:12:55,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 67 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:12:55,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 04:12:55,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 04:12:55,080 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) [2023-11-19 04:12:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 04:12:55,081 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2023-11-19 04:12:55,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:12:55,081 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 04:12:55,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 04:12:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 04:12:55,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:12:55,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-19 04:12:55,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-19 04:12:55,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-19 04:12:55,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-19 04:12:55,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-19 04:12:55,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-19 04:12:55,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-19 04:12:55,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-19 04:12:55,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 04:12:55,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 04:12:55,126 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-19 04:12:55,126 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-19 04:12:55,127 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseEXIT(lines 1518 1521) no Hoare annotation was computed. [2023-11-19 04:12:55,127 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1518 1521) the Hoare annotation is: true [2023-11-19 04:12:55,127 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-19 04:12:55,127 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-19 04:12:55,128 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1576) no Hoare annotation was computed. [2023-11-19 04:12:55,128 INFO L902 garLoopResultBuilder]: At program point L1622(line 1622) the Hoare annotation is: true [2023-11-19 04:12:55,128 INFO L902 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: true [2023-11-19 04:12:55,128 INFO L899 garLoopResultBuilder]: For program point L1622-1(line 1622) no Hoare annotation was computed. [2023-11-19 04:12:55,129 INFO L899 garLoopResultBuilder]: For program point L1589-1(line 1589) no Hoare annotation was computed. [2023-11-19 04:12:55,129 INFO L895 garLoopResultBuilder]: At program point L1589-4(lines 1589 1596) the Hoare annotation is: (= |ULTIMATE.start_goodG2B_~data~1#1| 2) [2023-11-19 04:12:55,129 INFO L899 garLoopResultBuilder]: For program point L1607(line 1607) no Hoare annotation was computed. [2023-11-19 04:12:55,129 INFO L899 garLoopResultBuilder]: For program point L1574(lines 1574 1582) no Hoare annotation was computed. [2023-11-19 04:12:55,130 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2023-11-19 04:12:55,130 INFO L902 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: true [2023-11-19 04:12:55,130 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2023-11-19 04:12:55,130 INFO L899 garLoopResultBuilder]: For program point L1576(line 1576) no Hoare annotation was computed. [2023-11-19 04:12:55,131 INFO L899 garLoopResultBuilder]: For program point L1576-1(line 1576) no Hoare annotation was computed. [2023-11-19 04:12:55,131 INFO L899 garLoopResultBuilder]: For program point L1560(line 1560) no Hoare annotation was computed. [2023-11-19 04:12:55,131 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 1560 1583) no Hoare annotation was computed. [2023-11-19 04:12:55,131 INFO L895 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648)) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483646)) [2023-11-19 04:12:55,131 INFO L899 garLoopResultBuilder]: For program point L1577-1(line 1577) no Hoare annotation was computed. [2023-11-19 04:12:55,132 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:12:55,132 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1576) no Hoare annotation was computed. [2023-11-19 04:12:55,132 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1570) no Hoare annotation was computed. [2023-11-19 04:12:55,132 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2023-11-19 04:12:55,133 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2023-11-19 04:12:55,133 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-19 04:12:55,133 INFO L899 garLoopResultBuilder]: For program point L1597(line 1597) no Hoare annotation was computed. [2023-11-19 04:12:55,133 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2023-11-19 04:12:55,134 INFO L899 garLoopResultBuilder]: For program point L1597-1(lines 1597 1610) no Hoare annotation was computed. [2023-11-19 04:12:55,134 INFO L899 garLoopResultBuilder]: For program point L1564-1(line 1564) no Hoare annotation was computed. [2023-11-19 04:12:55,134 INFO L895 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: (< 0 (+ 2147483649 |ULTIMATE.start_goodB2G_~data~0#1|)) [2023-11-19 04:12:55,134 INFO L899 garLoopResultBuilder]: For program point L1581-1(lines 1548 1584) no Hoare annotation was computed. [2023-11-19 04:12:55,135 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-19 04:12:55,135 INFO L895 garLoopResultBuilder]: At program point L1565(line 1565) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648)) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483646)) [2023-11-19 04:12:55,135 INFO L899 garLoopResultBuilder]: For program point L1565-1(line 1565) no Hoare annotation was computed. [2023-11-19 04:12:55,135 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 04:12:55,136 INFO L899 garLoopResultBuilder]: For program point L1600(line 1600) no Hoare annotation was computed. [2023-11-19 04:12:55,136 INFO L899 garLoopResultBuilder]: For program point L1600-1(line 1600) no Hoare annotation was computed. [2023-11-19 04:12:55,136 INFO L902 garLoopResultBuilder]: At program point L1601(line 1601) the Hoare annotation is: true [2023-11-19 04:12:55,136 INFO L899 garLoopResultBuilder]: For program point L1601-1(line 1601) no Hoare annotation was computed. [2023-11-19 04:12:55,136 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1600) no Hoare annotation was computed. [2023-11-19 04:12:55,137 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1611) no Hoare annotation was computed. [2023-11-19 04:12:55,137 INFO L895 garLoopResultBuilder]: At program point L1552(line 1552) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G_~data~0#1| 2147483648)) (<= |ULTIMATE.start_goodB2G_~data~0#1| 2147483646)) [2023-11-19 04:12:55,137 INFO L899 garLoopResultBuilder]: For program point L1552-1(line 1552) no Hoare annotation was computed. [2023-11-19 04:12:55,137 INFO L895 garLoopResultBuilder]: At program point L1552-4(lines 1552 1559) the Hoare annotation is: (< 0 (+ 2147483649 |ULTIMATE.start_goodB2G_~data~0#1|)) [2023-11-19 04:12:55,138 INFO L895 garLoopResultBuilder]: At program point L1569(line 1569) the Hoare annotation is: (< 0 (+ 2147483649 |ULTIMATE.start_goodB2G_~data~0#1|)) [2023-11-19 04:12:55,138 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1600) no Hoare annotation was computed. [2023-11-19 04:12:55,138 INFO L902 garLoopResultBuilder]: At program point L1620(line 1620) the Hoare annotation is: true [2023-11-19 04:12:55,138 INFO L899 garLoopResultBuilder]: For program point L1620-1(line 1620) no Hoare annotation was computed. [2023-11-19 04:12:55,142 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 04:12:55,144 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:12:55,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:12:55 BoogieIcfgContainer [2023-11-19 04:12:55,151 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:12:55,152 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:12:55,152 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:12:55,152 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:12:55,153 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:12:53" (3/4) ... [2023-11-19 04:12:55,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:12:55,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 04:12:55,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2023-11-19 04:12:55,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 04:12:55,174 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-19 04:12:55,175 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:12:55,176 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:12:55,177 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:12:55,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:12:55,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:12:55,317 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:12:55,317 INFO L158 Benchmark]: Toolchain (without parser) took 4874.36ms. Allocated memory was 138.4MB in the beginning and 234.9MB in the end (delta: 96.5MB). Free memory was 71.2MB in the beginning and 177.1MB in the end (delta: -105.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:55,318 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 138.4MB. Free memory was 110.7MB in the beginning and 110.6MB in the end (delta: 76.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:55,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1332.08ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 71.0MB in the beginning and 103.9MB in the end (delta: -32.9MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-11-19 04:12:55,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.06ms. Allocated memory is still 195.0MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:12:55,319 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 195.0MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:12:55,319 INFO L158 Benchmark]: RCFGBuilder took 1213.95ms. Allocated memory is still 195.0MB. Free memory was 98.9MB in the beginning and 99.8MB in the end (delta: -887.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:12:55,320 INFO L158 Benchmark]: TraceAbstraction took 2003.54ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 98.7MB in the beginning and 184.4MB in the end (delta: -85.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:12:55,320 INFO L158 Benchmark]: Witness Printer took 165.15ms. Allocated memory is still 234.9MB. Free memory was 183.4MB in the beginning and 177.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:12:55,323 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15ms. Allocated memory is still 138.4MB. Free memory was 110.7MB in the beginning and 110.6MB in the end (delta: 76.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1332.08ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 71.0MB in the beginning and 103.9MB in the end (delta: -32.9MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.06ms. Allocated memory is still 195.0MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 195.0MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.95ms. Allocated memory is still 195.0MB. Free memory was 98.9MB in the beginning and 99.8MB in the end (delta: -887.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2003.54ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 98.7MB in the beginning and 184.4MB in the end (delta: -85.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 165.15ms. Allocated memory is still 234.9MB. Free memory was 183.4MB in the beginning and 177.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1600]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1600]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: 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 4 procedures, 52 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 207 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 118 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 53 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 91 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 18/18 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 RESULT: Ultimate proved your program to be correct! [2023-11-19 04:12:55,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b430d6-1d43-4462-9b85-1727446b69c0/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE