./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_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_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/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_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/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_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/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 2209ebfbaa9d1e33237a41426aa8e5d6338df3d46402e81c7654662c2bfe9c63 --- 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 01:48:55,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:48:55,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:48:55,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:48:55,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:48:55,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:48:55,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:48:55,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:48:55,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:48:55,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:48:55,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:48:55,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:48:55,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:48:55,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:48:55,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:48:55,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:48:55,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:48:55,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:48:55,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:48:55,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:48:55,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:48:55,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:48:55,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:48:55,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:48:55,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:48:55,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:48:55,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:48:55,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:48:55,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:48:55,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:48:55,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:48:55,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:48:55,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:48:55,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:48:55,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:48:55,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:48:55,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:48:55,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:48:55,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:48:55,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:48:55,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:48:55,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 01:48:55,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:48:55,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:48:55,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:48:55,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:48:55,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:48:55,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:48:55,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:48:55,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:48:55,233 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:48:55,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:48:55,234 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:48:55,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:48:55,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:48:55,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:48:55,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:48:55,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:48:55,235 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:48:55,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:48:55,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:48:55,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:48:55,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:48:55,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:48:55,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:48:55,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:48:55,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:48:55,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:48:55,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:48:55,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:48:55,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:48:55,239 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:48:55,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:48:55,239 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:48:55,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:48:55,240 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_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2209ebfbaa9d1e33237a41426aa8e5d6338df3d46402e81c7654662c2bfe9c63 [2022-11-23 01:48:55,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:48:55,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:48:55,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:48:55,503 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:48:55,503 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:48:55,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2022-11-23 01:48:58,634 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:48:59,015 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:48:59,015 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2022-11-23 01:48:59,058 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/data/94a455f9b/ec4073dc0d554710837495b73dd677d0/FLAGe3d3e72b1 [2022-11-23 01:48:59,083 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/data/94a455f9b/ec4073dc0d554710837495b73dd677d0 [2022-11-23 01:48:59,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:48:59,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:48:59,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:48:59,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:48:59,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:48:59,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:48:59" (1/1) ... [2022-11-23 01:48:59,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67513dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:59, skipping insertion in model container [2022-11-23 01:48:59,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:48:59" (1/1) ... [2022-11-23 01:48:59,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:48:59,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:48:59,565 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 01:49:00,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:49:00,152 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 01:49:00,172 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 01:49:00,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:49:00,439 INFO L208 MainTranslator]: Completed translation [2022-11-23 01:49:00,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00 WrapperNode [2022-11-23 01:49:00,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:49:00,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 01:49:00,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 01:49:00,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 01:49:00,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,529 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 119 [2022-11-23 01:49:00,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 01:49:00,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 01:49:00,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 01:49:00,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 01:49:00,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,558 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 01:49:00,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 01:49:00,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 01:49:00,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 01:49:00,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (1/1) ... [2022-11-23 01:49:00,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:49:00,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:49:00,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 01:49:00,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 01:49:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-23 01:49:00,646 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-23 01:49:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-23 01:49:00,646 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-23 01:49:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-23 01:49:00,647 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-23 01:49:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 01:49:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 01:49:00,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 01:49:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-23 01:49:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 01:49:00,824 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 01:49:00,826 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 01:49:01,244 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 01:49:01,251 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 01:49:01,252 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 01:49:01,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:01 BoogieIcfgContainer [2022-11-23 01:49:01,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 01:49:01,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 01:49:01,273 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 01:49:01,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 01:49:01,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:48:59" (1/3) ... [2022-11-23 01:49:01,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34257041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:49:01, skipping insertion in model container [2022-11-23 01:49:01,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:00" (2/3) ... [2022-11-23 01:49:01,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34257041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:49:01, skipping insertion in model container [2022-11-23 01:49:01,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:01" (3/3) ... [2022-11-23 01:49:01,280 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2022-11-23 01:49:01,302 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 01:49:01,302 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 01:49:01,351 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 01:49:01,357 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;@7df420c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 01:49:01,358 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 01:49:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 42 states have (on average 1.5) internal successors, (63), 56 states have internal predecessors, (63), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-23 01:49:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 01:49:01,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:49:01,371 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:49:01,372 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 01:49:01,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:49:01,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1004508433, now seen corresponding path program 1 times [2022-11-23 01:49:01,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:49:01,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704735251] [2022-11-23 01:49:01,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:49:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:49:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:01,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 01:49:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:01,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-23 01:49:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:01,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-23 01:49:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 01:49:01,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:49:01,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704735251] [2022-11-23 01:49:01,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704735251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:49:01,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:49:01,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:49:01,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770713455] [2022-11-23 01:49:01,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:49:01,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:49:01,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:49:01,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:49:01,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:49:01,850 INFO L87 Difference]: Start difference. First operand has 66 states, 42 states have (on average 1.5) internal successors, (63), 56 states have internal predecessors, (63), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) 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 01:49:01,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:49:01,908 INFO L93 Difference]: Finished difference Result 92 states and 121 transitions. [2022-11-23 01:49:01,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:49:01,911 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 25 [2022-11-23 01:49:01,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:49:01,921 INFO L225 Difference]: With dead ends: 92 [2022-11-23 01:49:01,921 INFO L226 Difference]: Without dead ends: 72 [2022-11-23 01:49:01,924 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 01:49:01,928 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 33 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:49:01,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 178 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:49:01,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2022-11-23 01:49:01,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 55. [2022-11-23 01:49:01,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 37 states have (on average 1.4054054054054055) internal successors, (52), 46 states have internal predecessors, (52), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 6 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-23 01:49:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2022-11-23 01:49:01,990 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 25 [2022-11-23 01:49:01,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:49:01,991 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2022-11-23 01:49:01,992 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 01:49:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-11-23 01:49:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-23 01:49:01,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:49:01,998 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:49:01,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 01:49:01,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 01:49:02,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:49:02,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1074990268, now seen corresponding path program 1 times [2022-11-23 01:49:02,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:49:02,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230270393] [2022-11-23 01:49:02,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:49:02,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:49:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 01:49:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-23 01:49:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-23 01:49:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 01:49:02,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:49:02,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230270393] [2022-11-23 01:49:02,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230270393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:49:02,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:49:02,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:49:02,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074475346] [2022-11-23 01:49:02,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:49:02,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:49:02,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:49:02,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:49:02,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:49:02,281 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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 01:49:02,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:49:02,344 INFO L93 Difference]: Finished difference Result 72 states and 89 transitions. [2022-11-23 01:49:02,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:49:02,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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 26 [2022-11-23 01:49:02,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:49:02,350 INFO L225 Difference]: With dead ends: 72 [2022-11-23 01:49:02,351 INFO L226 Difference]: Without dead ends: 70 [2022-11-23 01:49:02,352 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 01:49:02,354 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 25 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:49:02,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 109 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:49:02,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-23 01:49:02,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 53. [2022-11-23 01:49:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 44 states have internal predecessors, (50), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 6 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-23 01:49:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2022-11-23 01:49:02,364 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 26 [2022-11-23 01:49:02,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:49:02,365 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2022-11-23 01:49:02,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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 01:49:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-11-23 01:49:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-23 01:49:02,367 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:49:02,367 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:49:02,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 01:49:02,368 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)] === [2022-11-23 01:49:02,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:49:02,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1479641962, now seen corresponding path program 1 times [2022-11-23 01:49:02,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:49:02,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886936994] [2022-11-23 01:49:02,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:49:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:49:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 01:49:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-23 01:49:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-23 01:49:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-23 01:49:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-23 01:49:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:49:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-23 01:49:02,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:49:02,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886936994] [2022-11-23 01:49:02,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886936994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:49:02,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:49:02,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:49:02,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505995721] [2022-11-23 01:49:02,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:49:02,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:49:02,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:49:02,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:49:02,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:49:02,524 INFO L87 Difference]: Start difference. First operand 53 states and 68 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-23 01:49:02,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:49:02,543 INFO L93 Difference]: Finished difference Result 53 states and 68 transitions. [2022-11-23 01:49:02,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:49:02,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 38 [2022-11-23 01:49:02,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:49:02,545 INFO L225 Difference]: With dead ends: 53 [2022-11-23 01:49:02,545 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 01:49:02,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 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 01:49:02,547 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 4 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:49:02,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 113 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 01:49:02,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 01:49:02,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 01:49:02,549 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 01:49:02,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 01:49:02,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-11-23 01:49:02,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:49:02,550 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 01:49:02,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-23 01:49:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 01:49:02,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 01:49:02,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-23 01:49:02,554 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-23 01:49:02,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-23 01:49:02,555 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-23 01:49:02,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-23 01:49:02,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-23 01:49:02,556 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-23 01:49:02,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-23 01:49:02,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 01:49:02,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 01:49:02,597 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-23 01:49:02,598 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 01:49:02,598 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-23 01:49:02,598 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-23 01:49:02,598 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseFINAL(lines 1518 1521) no Hoare annotation was computed. [2022-11-23 01:49:02,599 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseEXIT(lines 1518 1521) no Hoare annotation was computed. [2022-11-23 01:49:02,599 INFO L902 garLoopResultBuilder]: At program point globalReturnsTrueOrFalseENTRY(lines 1518 1521) the Hoare annotation is: true [2022-11-23 01:49:02,599 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 01:49:02,599 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-23 01:49:02,599 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-23 01:49:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2022-11-23 01:49:02,600 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1617) no Hoare annotation was computed. [2022-11-23 01:49:02,600 INFO L899 garLoopResultBuilder]: For program point L1613-1(lines 1603 1618) no Hoare annotation was computed. [2022-11-23 01:49:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2022-11-23 01:49:02,601 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1609) no Hoare annotation was computed. [2022-11-23 01:49:02,601 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2022-11-23 01:49:02,601 INFO L902 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: true [2022-11-23 01:49:02,601 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 01:49:02,602 INFO L899 garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed. [2022-11-23 01:49:02,602 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 01:49:02,602 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1572) no Hoare annotation was computed. [2022-11-23 01:49:02,602 INFO L899 garLoopResultBuilder]: For program point L1581(line 1581) no Hoare annotation was computed. [2022-11-23 01:49:02,602 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-11-23 01:49:02,603 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2022-11-23 01:49:02,603 INFO L902 garLoopResultBuilder]: At program point L1631(lines 1625 1632) the Hoare annotation is: true [2022-11-23 01:49:02,603 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2022-11-23 01:49:02,603 INFO L895 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822)) [2022-11-23 01:49:02,604 INFO L899 garLoopResultBuilder]: For program point L1615-1(line 1615) no Hoare annotation was computed. [2022-11-23 01:49:02,604 INFO L899 garLoopResultBuilder]: For program point L1607(line 1607) no Hoare annotation was computed. [2022-11-23 01:49:02,604 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2022-11-23 01:49:02,604 INFO L899 garLoopResultBuilder]: For program point L1566(line 1566) no Hoare annotation was computed. [2022-11-23 01:49:02,604 INFO L899 garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed. [2022-11-23 01:49:02,605 INFO L899 garLoopResultBuilder]: For program point L1558(line 1558) no Hoare annotation was computed. [2022-11-23 01:49:02,605 INFO L899 garLoopResultBuilder]: For program point L1558-2(line 1558) no Hoare annotation was computed. [2022-11-23 01:49:02,605 INFO L902 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: true [2022-11-23 01:49:02,605 INFO L902 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: true [2022-11-23 01:49:02,605 INFO L895 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822)) [2022-11-23 01:49:02,606 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 01:49:02,606 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-11-23 01:49:02,606 INFO L899 garLoopResultBuilder]: For program point L1560(line 1560) no Hoare annotation was computed. [2022-11-23 01:49:02,606 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 1560 1589) no Hoare annotation was computed. [2022-11-23 01:49:02,607 INFO L895 garLoopResultBuilder]: At program point L1552(line 1552) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822) [2022-11-23 01:49:02,607 INFO L899 garLoopResultBuilder]: For program point L1552-1(line 1552) no Hoare annotation was computed. [2022-11-23 01:49:02,607 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1552 1559) no Hoare annotation was computed. [2022-11-23 01:49:02,607 INFO L902 garLoopResultBuilder]: At program point L1552-4(lines 1552 1559) the Hoare annotation is: true [2022-11-23 01:49:02,607 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1588) no Hoare annotation was computed. [2022-11-23 01:49:02,608 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1560 1589) no Hoare annotation was computed. [2022-11-23 01:49:02,608 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 01:49:02,608 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2022-11-23 01:49:02,608 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-11-23 01:49:02,608 INFO L899 garLoopResultBuilder]: For program point L1603(line 1603) no Hoare annotation was computed. [2022-11-23 01:49:02,609 INFO L899 garLoopResultBuilder]: For program point L1603-1(lines 1603 1618) no Hoare annotation was computed. [2022-11-23 01:49:02,609 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2022-11-23 01:49:02,609 INFO L902 garLoopResultBuilder]: At program point L1628(line 1628) the Hoare annotation is: true [2022-11-23 01:49:02,609 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2022-11-23 01:49:02,609 INFO L902 garLoopResultBuilder]: At program point L1595(line 1595) the Hoare annotation is: true [2022-11-23 01:49:02,610 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1573) no Hoare annotation was computed. [2022-11-23 01:49:02,610 INFO L899 garLoopResultBuilder]: For program point L1595-1(line 1595) no Hoare annotation was computed. [2022-11-23 01:49:02,610 INFO L899 garLoopResultBuilder]: For program point L1595-2(lines 1595 1602) no Hoare annotation was computed. [2022-11-23 01:49:02,610 INFO L895 garLoopResultBuilder]: At program point L1595-4(lines 1595 1602) the Hoare annotation is: (= |ULTIMATE.start_goodG2B_~data~1#1| 2) [2022-11-23 01:49:02,610 INFO L899 garLoopResultBuilder]: For program point L1620(lines 1620 1624) no Hoare annotation was computed. [2022-11-23 01:49:02,611 INFO L899 garLoopResultBuilder]: For program point L1554(line 1554) no Hoare annotation was computed. [2022-11-23 01:49:02,611 INFO L899 garLoopResultBuilder]: For program point L1554-2(line 1554) no Hoare annotation was computed. [2022-11-23 01:49:02,611 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1587) no Hoare annotation was computed. [2022-11-23 01:49:02,611 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2022-11-23 01:49:02,611 INFO L895 garLoopResultBuilder]: At program point L1571(line 1571) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) [2022-11-23 01:49:02,616 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-23 01:49:02,618 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 01:49:02,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:49:02 BoogieIcfgContainer [2022-11-23 01:49:02,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 01:49:02,627 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 01:49:02,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 01:49:02,628 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 01:49:02,628 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:01" (3/4) ... [2022-11-23 01:49:02,632 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 01:49:02,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-23 01:49:02,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-23 01:49:02,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-23 01:49:02,644 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-23 01:49:02,645 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 01:49:02,645 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 01:49:02,645 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 01:49:02,694 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 01:49:02,694 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 01:49:02,695 INFO L158 Benchmark]: Toolchain (without parser) took 3605.11ms. Allocated memory was 157.3MB in the beginning and 224.4MB in the end (delta: 67.1MB). Free memory was 115.4MB in the beginning and 167.6MB in the end (delta: -52.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2022-11-23 01:49:02,695 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 125.9MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:49:02,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1349.61ms. Allocated memory was 157.3MB in the beginning and 224.4MB in the end (delta: 67.1MB). Free memory was 115.4MB in the beginning and 188.1MB in the end (delta: -72.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2022-11-23 01:49:02,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.04ms. Allocated memory is still 224.4MB. Free memory was 188.1MB in the beginning and 183.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 01:49:02,697 INFO L158 Benchmark]: Boogie Preprocessor took 33.19ms. Allocated memory is still 224.4MB. Free memory was 183.9MB in the beginning and 182.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:49:02,697 INFO L158 Benchmark]: RCFGBuilder took 705.98ms. Allocated memory is still 224.4MB. Free memory was 181.8MB in the beginning and 164.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 01:49:02,697 INFO L158 Benchmark]: TraceAbstraction took 1353.97ms. Allocated memory is still 224.4MB. Free memory was 163.0MB in the beginning and 171.8MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:49:02,698 INFO L158 Benchmark]: Witness Printer took 66.97ms. Allocated memory is still 224.4MB. Free memory was 171.8MB in the beginning and 167.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 01:49:02,699 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 157.3MB. Free memory was 126.1MB in the beginning and 125.9MB in the end (delta: 141.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1349.61ms. Allocated memory was 157.3MB in the beginning and 224.4MB in the end (delta: 67.1MB). Free memory was 115.4MB in the beginning and 188.1MB in the end (delta: -72.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.04ms. Allocated memory is still 224.4MB. Free memory was 188.1MB in the beginning and 183.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.19ms. Allocated memory is still 224.4MB. Free memory was 183.9MB in the beginning and 182.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 705.98ms. Allocated memory is still 224.4MB. Free memory was 181.8MB in the beginning and 164.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1353.97ms. Allocated memory is still 224.4MB. Free memory was 163.0MB in the beginning and 171.8MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 66.97ms. Allocated memory is still 224.4MB. Free memory was 171.8MB in the beginning and 167.6MB 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: 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 - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: 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, 66 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 76 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 400 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 165 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 235 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 28 PreInvPairs, 32 NumberOfFragments, 36 HoareAnnotationTreeSize, 28 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 86 ConstructedInterpolants, 0 QuantifiedInterpolants, 104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 24/24 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: 1625]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 01:49:02,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1a151f-d1be-4b51-8a41-f5bdafc7d9a0/bin/uautomizer-QkZJyEgLgS/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