./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4efb99dbe6f356b48ba3942180e6572ce12841e83f7656a0a2d3498efcda5f4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:50:05,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:50:05,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-26 10:50:05,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:50:05,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:50:05,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:50:05,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:50:05,610 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:50:05,611 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:50:05,618 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:50:05,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:50:05,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:50:05,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:50:05,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:50:05,622 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:50:05,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:50:05,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:50:05,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:50:05,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:50:05,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:50:05,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:50:05,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:50:05,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:50:05,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:50:05,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:50:05,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:50:05,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:50:05,629 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:50:05,629 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:50:05,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:50:05,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:05,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:50:05,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:50:05,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:50:05,632 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:50:05,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:50:05,632 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:50:05,632 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:50:05,633 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:50:05,633 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:50:05,633 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:50:05,634 INFO L153 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_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4efb99dbe6f356b48ba3942180e6572ce12841e83f7656a0a2d3498efcda5f4 [2023-11-26 10:50:05,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:50:05,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:50:05,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:50:05,983 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:50:05,984 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:50:05,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_05_good.i [2023-11-26 10:50:09,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:50:09,470 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:50:09,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_05_good.i [2023-11-26 10:50:09,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/data/baff7d9f3/f8e555a8795d493ca97ccb0f2e5cf2fc/FLAG01940894d [2023-11-26 10:50:09,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/data/baff7d9f3/f8e555a8795d493ca97ccb0f2e5cf2fc [2023-11-26 10:50:09,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:50:09,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:50:09,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:09,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:50:09,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:50:09,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df128ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:09, skipping insertion in model container [2023-11-26 10:50:09,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:09" (1/1) ... [2023-11-26 10:50:09,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:50:10,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:10,802 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:50:10,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:50:11,013 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:11,013 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:11,013 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:11,013 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:50:11,022 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:50:11,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11 WrapperNode [2023-11-26 10:50:11,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:50:11,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:11,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:50:11,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:50:11,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,119 INFO L138 Inliner]: procedures = 502, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 197 [2023-11-26 10:50:11,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:50:11,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:50:11,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:50:11,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:50:11,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,139 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,172 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0]. [2023-11-26 10:50:11,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:50:11,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:50:11,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:50:11,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:50:11,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (1/1) ... [2023-11-26 10:50:11,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:50:11,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:50:11,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:50:11,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:50:11,319 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-26 10:50:11,319 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-26 10:50:11,319 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-26 10:50:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-26 10:50:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:50:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:50:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:50:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-26 10:50:11,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:50:11,544 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:50:11,548 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:50:11,899 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:50:11,958 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:50:11,958 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:50:11,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:11 BoogieIcfgContainer [2023-11-26 10:50:11,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:50:11,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:50:11,964 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:50:11,967 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:50:11,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:50:09" (1/3) ... [2023-11-26 10:50:11,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12789624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:11, skipping insertion in model container [2023-11-26 10:50:11,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:11" (2/3) ... [2023-11-26 10:50:11,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12789624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:11, skipping insertion in model container [2023-11-26 10:50:11,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:11" (3/3) ... [2023-11-26 10:50:11,975 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_05_good.i [2023-11-26 10:50:11,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:50:11,997 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-26 10:50:12,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:50:12,058 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=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;@267bd56c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:50:12,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-26 10:50:12,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 77 states have (on average 1.6363636363636365) internal successors, (126), 85 states have internal predecessors, (126), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-26 10:50:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-26 10:50:12,073 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:12,074 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:12,075 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)] === [2023-11-26 10:50:12,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:12,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1377681251, now seen corresponding path program 1 times [2023-11-26 10:50:12,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:12,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869143233] [2023-11-26 10:50:12,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:12,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:12,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:12,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:12,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:12,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869143233] [2023-11-26 10:50:12,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869143233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:12,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:12,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:12,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907617218] [2023-11-26 10:50:12,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:12,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:12,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:12,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:12,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:12,533 INFO L87 Difference]: Start difference. First operand has 98 states, 77 states have (on average 1.6363636363636365) internal successors, (126), 85 states have internal predecessors, (126), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:12,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:12,662 INFO L93 Difference]: Finished difference Result 174 states and 255 transitions. [2023-11-26 10:50:12,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:12,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2023-11-26 10:50:12,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:12,675 INFO L225 Difference]: With dead ends: 174 [2023-11-26 10:50:12,675 INFO L226 Difference]: Without dead ends: 92 [2023-11-26 10:50:12,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:12,686 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 137 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:12,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 130 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:50:12,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-26 10:50:12,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-11-26 10:50:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 74 states have (on average 1.554054054054054) internal successors, (115), 81 states have internal predecessors, (115), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 131 transitions. [2023-11-26 10:50:12,748 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 131 transitions. Word has length 12 [2023-11-26 10:50:12,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:12,752 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 131 transitions. [2023-11-26 10:50:12,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:12,752 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2023-11-26 10:50:12,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-26 10:50:12,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:12,756 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:12,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:50:12,757 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:12,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:12,760 INFO L85 PathProgramCache]: Analyzing trace with hash 101562268, now seen corresponding path program 1 times [2023-11-26 10:50:12,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:12,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068275573] [2023-11-26 10:50:12,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:12,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:12,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:12,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:12,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068275573] [2023-11-26 10:50:12,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068275573] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:12,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:12,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:12,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613469532] [2023-11-26 10:50:12,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:12,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:12,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:12,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:12,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:12,963 INFO L87 Difference]: Start difference. First operand 92 states and 131 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,022 INFO L93 Difference]: Finished difference Result 93 states and 132 transitions. [2023-11-26 10:50:13,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2023-11-26 10:50:13,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,025 INFO L225 Difference]: With dead ends: 93 [2023-11-26 10:50:13,025 INFO L226 Difference]: Without dead ends: 92 [2023-11-26 10:50:13,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,027 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 6 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 238 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-26 10:50:13,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91. [2023-11-26 10:50:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 80 states have internal predecessors, (114), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 130 transitions. [2023-11-26 10:50:13,055 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 130 transitions. Word has length 18 [2023-11-26 10:50:13,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,055 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 130 transitions. [2023-11-26 10:50:13,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,056 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2023-11-26 10:50:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-26 10:50:13,063 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,063 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:50:13,064 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1146536846, now seen corresponding path program 1 times [2023-11-26 10:50:13,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742980950] [2023-11-26 10:50:13,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:13,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742980950] [2023-11-26 10:50:13,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742980950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69399818] [2023-11-26 10:50:13,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,174 INFO L87 Difference]: Start difference. First operand 91 states and 130 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,214 INFO L93 Difference]: Finished difference Result 92 states and 131 transitions. [2023-11-26 10:50:13,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,215 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, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2023-11-26 10:50:13,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,221 INFO L225 Difference]: With dead ends: 92 [2023-11-26 10:50:13,222 INFO L226 Difference]: Without dead ends: 91 [2023-11-26 10:50:13,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,226 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 33 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 210 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-26 10:50:13,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2023-11-26 10:50:13,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 74 states have (on average 1.527027027027027) internal successors, (113), 79 states have internal predecessors, (113), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:13,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2023-11-26 10:50:13,247 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 19 [2023-11-26 10:50:13,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,248 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2023-11-26 10:50:13,248 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, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2023-11-26 10:50:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-26 10:50:13,251 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,253 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 10:50:13,254 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,255 INFO L85 PathProgramCache]: Analyzing trace with hash -972433794, now seen corresponding path program 1 times [2023-11-26 10:50:13,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300080645] [2023-11-26 10:50:13,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:13,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300080645] [2023-11-26 10:50:13,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300080645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365842475] [2023-11-26 10:50:13,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,378 INFO L87 Difference]: Start difference. First operand 90 states and 129 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,420 INFO L93 Difference]: Finished difference Result 91 states and 130 transitions. [2023-11-26 10:50:13,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2023-11-26 10:50:13,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,422 INFO L225 Difference]: With dead ends: 91 [2023-11-26 10:50:13,423 INFO L226 Difference]: Without dead ends: 90 [2023-11-26 10:50:13,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,428 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 6 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 234 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-26 10:50:13,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 89. [2023-11-26 10:50:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 74 states have (on average 1.5135135135135136) internal successors, (112), 78 states have internal predecessors, (112), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:13,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 128 transitions. [2023-11-26 10:50:13,442 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 128 transitions. Word has length 28 [2023-11-26 10:50:13,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,443 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 128 transitions. [2023-11-26 10:50:13,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2023-11-26 10:50:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-26 10:50:13,445 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,445 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 10:50:13,446 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,446 INFO L85 PathProgramCache]: Analyzing trace with hash -80676295, now seen corresponding path program 1 times [2023-11-26 10:50:13,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715369394] [2023-11-26 10:50:13,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:13,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715369394] [2023-11-26 10:50:13,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715369394] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234375642] [2023-11-26 10:50:13,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,513 INFO L87 Difference]: Start difference. First operand 89 states and 128 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,545 INFO L93 Difference]: Finished difference Result 90 states and 129 transitions. [2023-11-26 10:50:13,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,546 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2023-11-26 10:50:13,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,548 INFO L225 Difference]: With dead ends: 90 [2023-11-26 10:50:13,548 INFO L226 Difference]: Without dead ends: 89 [2023-11-26 10:50:13,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,552 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 33 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 206 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-26 10:50:13,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 88. [2023-11-26 10:50:13,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 74 states have (on average 1.5) internal successors, (111), 77 states have internal predecessors, (111), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:13,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 127 transitions. [2023-11-26 10:50:13,565 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 127 transitions. Word has length 29 [2023-11-26 10:50:13,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,566 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 127 transitions. [2023-11-26 10:50:13,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 127 transitions. [2023-11-26 10:50:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-26 10:50:13,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,568 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 10:50:13,568 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,569 INFO L85 PathProgramCache]: Analyzing trace with hash 254899647, now seen corresponding path program 1 times [2023-11-26 10:50:13,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420127804] [2023-11-26 10:50:13,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:13,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420127804] [2023-11-26 10:50:13,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420127804] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873676293] [2023-11-26 10:50:13,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,634 INFO L87 Difference]: Start difference. First operand 88 states and 127 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,663 INFO L93 Difference]: Finished difference Result 105 states and 145 transitions. [2023-11-26 10:50:13,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2023-11-26 10:50:13,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,666 INFO L225 Difference]: With dead ends: 105 [2023-11-26 10:50:13,666 INFO L226 Difference]: Without dead ends: 95 [2023-11-26 10:50:13,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,667 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 3 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 238 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 [2023-11-26 10:50:13,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 238 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-26 10:50:13,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 92. [2023-11-26 10:50:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 78 states have (on average 1.4743589743589745) internal successors, (115), 81 states have internal predecessors, (115), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 10:50:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 131 transitions. [2023-11-26 10:50:13,679 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 131 transitions. Word has length 31 [2023-11-26 10:50:13,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,679 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 131 transitions. [2023-11-26 10:50:13,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:50:13,680 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2023-11-26 10:50:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-26 10:50:13,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,682 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 10:50:13,682 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,683 INFO L85 PathProgramCache]: Analyzing trace with hash -695783086, now seen corresponding path program 1 times [2023-11-26 10:50:13,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279244116] [2023-11-26 10:50:13,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-26 10:50:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:50:13,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279244116] [2023-11-26 10:50:13,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279244116] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:50:13,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916504700] [2023-11-26 10:50:13,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,767 INFO L87 Difference]: Start difference. First operand 92 states and 131 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:13,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,781 INFO L93 Difference]: Finished difference Result 143 states and 199 transitions. [2023-11-26 10:50:13,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2023-11-26 10:50:13,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,784 INFO L225 Difference]: With dead ends: 143 [2023-11-26 10:50:13,784 INFO L226 Difference]: Without dead ends: 82 [2023-11-26 10:50:13,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,785 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 93 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 112 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-26 10:50:13,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-26 10:50:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 72 states have (on average 1.4444444444444444) internal successors, (104), 73 states have internal predecessors, (104), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 10:50:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2023-11-26 10:50:13,794 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 37 [2023-11-26 10:50:13,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,794 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2023-11-26 10:50:13,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 10:50:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2023-11-26 10:50:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-26 10:50:13,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:50:13,796 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:13,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 10:50:13,797 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 10:50:13,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:50:13,798 INFO L85 PathProgramCache]: Analyzing trace with hash 551528577, now seen corresponding path program 1 times [2023-11-26 10:50:13,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:50:13,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971400974] [2023-11-26 10:50:13,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:50:13,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:50:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:50:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 10:50:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:50:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:50:13,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:50:13,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971400974] [2023-11-26 10:50:13,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971400974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:50:13,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:50:13,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:50:13,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922798331] [2023-11-26 10:50:13,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:50:13,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:50:13,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:50:13,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:50:13,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,890 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:50:13,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:50:13,906 INFO L93 Difference]: Finished difference Result 82 states and 116 transitions. [2023-11-26 10:50:13,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:50:13,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2023-11-26 10:50:13,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:50:13,908 INFO L225 Difference]: With dead ends: 82 [2023-11-26 10:50:13,908 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 10:50:13,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:50:13,913 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 1 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:50:13,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 217 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:50:13,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 10:50:13,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 10:50:13,915 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) [2023-11-26 10:50:13,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 10:50:13,915 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2023-11-26 10:50:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:50:13,918 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:50:13,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:50:13,919 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 10:50:13,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 10:50:13,923 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-26 10:50:13,924 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-26 10:50:13,924 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-26 10:50:13,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-26 10:50:13,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-26 10:50:13,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-26 10:50:13,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-26 10:50:13,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-26 10:50:13,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 10:50:13,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 10:50:13,998 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-26 10:50:13,998 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 10:50:13,998 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-26 10:50:13,998 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 10:50:13,998 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-26 10:50:13,998 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1592) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1588(lines 1588 1599) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556-1(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556-3(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556-5(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556-7(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:13,999 INFO L899 garLoopResultBuilder]: For program point L1556-8(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1556-10(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1556-12(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1556-14(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1606(lines 1606 1613) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L895 garLoopResultBuilder]: At program point L1573(line 1573) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~staticTrue~0 1)) [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1556-16(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,000 INFO L899 garLoopResultBuilder]: For program point L1573-1(line 1573) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1603 1622) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-18(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-20(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-22(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-23(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-25(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-27(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,001 INFO L899 garLoopResultBuilder]: For program point L1556-29(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1639) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1556-30(line 1556) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1590(lines 1590 1598) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L895 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: false [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1592(line 1592) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L899 garLoopResultBuilder]: For program point L1592-1(line 1592) no Hoare annotation was computed. [2023-11-26 10:50:14,002 INFO L895 garLoopResultBuilder]: At program point L1593(line 1593) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~staticTrue~0 1) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822)) [2023-11-26 10:50:14,003 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: false [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point L1593-1(line 1593) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point L1560-1(line 1560) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point L1627(lines 1627 1630) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point L1627-2(lines 1624 1639) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 1601) no Hoare annotation was computed. [2023-11-26 10:50:14,003 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1592) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1635) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1635) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1568) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L895 garLoopResultBuilder]: At program point L1597(line 1597) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|) (= ~staticTrue~0 1)) [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1575) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point L1597-1(line 1597) no Hoare annotation was computed. [2023-11-26 10:50:14,004 INFO L899 garLoopResultBuilder]: For program point L1564-1(lines 1550 1577) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1568) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point L1582(lines 1582 1585) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point L1582-2(lines 1579 1601) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 1574) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1620) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1637) no Hoare annotation was computed. [2023-11-26 10:50:14,005 INFO L895 garLoopResultBuilder]: At program point L1650(line 1650) the Hoare annotation is: (and (= ~staticFalse~0 0) (= ~staticTrue~0 1)) [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1650-1(line 1650) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-1(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-3(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-5(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-7(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-8(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,006 INFO L899 garLoopResultBuilder]: For program point L1584-10(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-12(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-14(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1568(line 1568) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-16(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1568-1(line 1568) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-18(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1618) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-20(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,007 INFO L899 garLoopResultBuilder]: For program point L1584-22(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1584-23(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1584-25(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1584-27(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1584-29(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1584-30(line 1584) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1618(line 1618) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1618-1(line 1618) no Hoare annotation was computed. [2023-11-26 10:50:14,008 INFO L899 garLoopResultBuilder]: For program point L1635(line 1635) no Hoare annotation was computed. [2023-11-26 10:50:14,009 INFO L899 garLoopResultBuilder]: For program point L1602(lines 1602 1622) no Hoare annotation was computed. [2023-11-26 10:50:14,009 INFO L899 garLoopResultBuilder]: For program point L1635-1(line 1635) no Hoare annotation was computed. [2023-11-26 10:50:14,009 INFO L895 garLoopResultBuilder]: At program point L1569(line 1569) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~staticTrue~0 1)) [2023-11-26 10:50:14,009 INFO L899 garLoopResultBuilder]: For program point L1569-1(line 1569) no Hoare annotation was computed. [2023-11-26 10:50:14,009 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1618) no Hoare annotation was computed. [2023-11-26 10:50:14,009 INFO L895 garLoopResultBuilder]: At program point L1652(line 1652) the Hoare annotation is: (= ~staticTrue~0 1) [2023-11-26 10:50:14,009 INFO L895 garLoopResultBuilder]: At program point L1619(line 1619) the Hoare annotation is: (and (= ~staticFalse~0 0) (= ~staticTrue~0 1)) [2023-11-26 10:50:14,010 INFO L899 garLoopResultBuilder]: For program point L1652-1(line 1652) no Hoare annotation was computed. [2023-11-26 10:50:14,010 INFO L899 garLoopResultBuilder]: For program point L1619-1(line 1619) no Hoare annotation was computed. [2023-11-26 10:50:14,010 INFO L895 garLoopResultBuilder]: At program point L1636(line 1636) the Hoare annotation is: (= ~staticTrue~0 1) [2023-11-26 10:50:14,010 INFO L899 garLoopResultBuilder]: For program point L1636-1(line 1636) no Hoare annotation was computed. [2023-11-26 10:50:14,010 INFO L899 garLoopResultBuilder]: For program point L1554(lines 1554 1557) no Hoare annotation was computed. [2023-11-26 10:50:14,010 INFO L899 garLoopResultBuilder]: For program point L1554-2(lines 1551 1577) no Hoare annotation was computed. [2023-11-26 10:50:14,014 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:50:14,016 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:50:14,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:50:14 BoogieIcfgContainer [2023-11-26 10:50:14,021 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:50:14,022 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:50:14,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:50:14,022 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:50:14,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:11" (3/4) ... [2023-11-26 10:50:14,025 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 10:50:14,029 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-26 10:50:14,029 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-26 10:50:14,044 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-26 10:50:14,045 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-26 10:50:14,046 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-26 10:50:14,046 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 10:50:14,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 10:50:14,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 10:50:14,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:50:14,197 INFO L158 Benchmark]: Toolchain (without parser) took 4678.80ms. Allocated memory was 192.9MB in the beginning and 249.6MB in the end (delta: 56.6MB). Free memory was 147.1MB in the beginning and 170.9MB in the end (delta: -23.7MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,198 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 192.9MB. Free memory was 159.6MB in the beginning and 159.6MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:50:14,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1503.54ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 85.6MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.30ms. Allocated memory is still 192.9MB. Free memory was 85.6MB in the beginning and 81.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,199 INFO L158 Benchmark]: Boogie Preprocessor took 78.47ms. Allocated memory is still 192.9MB. Free memory was 81.4MB in the beginning and 78.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,199 INFO L158 Benchmark]: RCFGBuilder took 759.75ms. Allocated memory was 192.9MB in the beginning and 249.6MB in the end (delta: 56.6MB). Free memory was 78.6MB in the beginning and 197.8MB in the end (delta: -119.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,200 INFO L158 Benchmark]: TraceAbstraction took 2057.99ms. Allocated memory is still 249.6MB. Free memory was 196.8MB in the beginning and 178.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,201 INFO L158 Benchmark]: Witness Printer took 174.74ms. Allocated memory is still 249.6MB. Free memory was 178.2MB in the beginning and 170.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:50:14,203 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 192.9MB. Free memory was 159.6MB in the beginning and 159.6MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1503.54ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 85.6MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.30ms. Allocated memory is still 192.9MB. Free memory was 85.6MB in the beginning and 81.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.47ms. Allocated memory is still 192.9MB. Free memory was 81.4MB in the beginning and 78.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.75ms. Allocated memory was 192.9MB in the beginning and 249.6MB in the end (delta: 56.6MB). Free memory was 78.6MB in the beginning and 197.8MB in the end (delta: -119.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2057.99ms. Allocated memory is still 249.6MB. Free memory was 196.8MB in the beginning and 178.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Witness Printer took 174.74ms. Allocated memory is still 249.6MB. Free memory was 178.2MB in the beginning and 170.9MB in the end (delta: 7.3MB). 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 98 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 319 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 312 mSDsluCounter, 1585 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 617 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 84 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 968 mSDtfsCounter, 84 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, InterpolantAutomatonStates: 24, 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, 8 MinimizatonAttempts, 7 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 32 PreInvPairs, 39 NumberOfFragments, 70 HoareAnnotationTreeSize, 32 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 215 NumberOfCodeBlocks, 215 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 207 ConstructedInterpolants, 0 QuantifiedInterpolants, 287 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 4/4 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! [2023-11-26 10:50:14,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d574d7ce-0a04-4486-8bf7-58e02d7dfa6d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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