./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya --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 3a00dfe5a4801bb8d47c25789afc91301ba4c7cac639108d591fa88952190011 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:26:02,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:26:02,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 04:26:02,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:26:02,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:26:02,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:26:02,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:26:02,330 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:26:02,331 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:26:02,332 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:26:02,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:26:02,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:26:02,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:26:02,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:26:02,335 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:26:02,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:26:02,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:26:02,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:26:02,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:26:02,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:26:02,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:26:02,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:26:02,340 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 04:26:02,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:26:02,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:26:02,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:26:02,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:26:02,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:26:02,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:26:02,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:26:02,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:02,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:26:02,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:26:02,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:26:02,351 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:26:02,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:26:02,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:26:02,352 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:26:02,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:26:02,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:26:02,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:26:02,353 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_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a00dfe5a4801bb8d47c25789afc91301ba4c7cac639108d591fa88952190011 [2023-11-29 04:26:02,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:26:02,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:26:02,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:26:02,635 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:26:02,635 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:26:02,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i [2023-11-29 04:26:05,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:26:06,146 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:26:06,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i [2023-11-29 04:26:06,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/data/2997ced3d/79901c6ee32c439fb7566fd16a995195/FLAGf670844af [2023-11-29 04:26:06,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/data/2997ced3d/79901c6ee32c439fb7566fd16a995195 [2023-11-29 04:26:06,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:26:06,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:26:06,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:06,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:26:06,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:26:06,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:06" (1/1) ... [2023-11-29 04:26:06,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3211789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:06, skipping insertion in model container [2023-11-29 04:26:06,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:06" (1/1) ... [2023-11-29 04:26:06,298 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:26:07,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:07,281 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:26:07,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:07,603 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:07,604 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:07,604 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:07,604 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:07,604 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:26:07,611 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:26:07,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07 WrapperNode [2023-11-29 04:26:07,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:07,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:07,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:26:07,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:26:07,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,690 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 132 [2023-11-29 04:26:07,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:07,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:26:07,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:26:07,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:26:07,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,711 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,733 INFO L175 MemorySlicer]: Split 7 memory accesses to 5 slices as follows [1, 1, 1, 2, 2]. 29 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [1, 1, 1, 0, 0]. The 4 writes are split as follows [0, 0, 0, 2, 2]. [2023-11-29 04:26:07,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:26:07,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:26:07,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:26:07,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:26:07,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (1/1) ... [2023-11-29 04:26:07,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:07,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:26:07,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:26:07,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:26:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-29 04:26:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-29 04:26:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-29 04:26:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-29 04:26:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-29 04:26:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 04:26:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 04:26:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 04:26:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 04:26:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 04:26:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 04:26:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:26:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:26:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:26:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 04:26:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-29 04:26:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:26:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:26:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 04:26:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 04:26:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 04:26:08,048 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:26:08,050 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:26:08,280 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:26:08,318 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:26:08,318 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 04:26:08,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:08 BoogieIcfgContainer [2023-11-29 04:26:08,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:26:08,323 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:26:08,323 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:26:08,326 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:26:08,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:26:06" (1/3) ... [2023-11-29 04:26:08,327 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d33f009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:08, skipping insertion in model container [2023-11-29 04:26:08,327 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:07" (2/3) ... [2023-11-29 04:26:08,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d33f009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:08, skipping insertion in model container [2023-11-29 04:26:08,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:08" (3/3) ... [2023-11-29 04:26:08,329 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_07_good.i [2023-11-29 04:26:08,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:26:08,346 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-29 04:26:08,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:26:08,399 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;@1090d36c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:26:08,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-29 04:26:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 47 states have (on average 1.5319148936170213) internal successors, (72), 55 states have internal predecessors, (72), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 04:26:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-29 04:26:08,411 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:08,412 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:08,412 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)] === [2023-11-29 04:26:08,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:08,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1124457740, now seen corresponding path program 1 times [2023-11-29 04:26:08,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:08,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654261070] [2023-11-29 04:26:08,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:08,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:08,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:08,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:08,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:08,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654261070] [2023-11-29 04:26:08,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654261070] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:08,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:08,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:08,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684180518] [2023-11-29 04:26:08,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:08,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:08,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:08,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:08,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:08,749 INFO L87 Difference]: Start difference. First operand has 70 states, 47 states have (on average 1.5319148936170213) internal successors, (72), 55 states have internal predecessors, (72), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) 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) [2023-11-29 04:26:08,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:08,816 INFO L93 Difference]: Finished difference Result 128 states and 174 transitions. [2023-11-29 04:26:08,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:08,819 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 [2023-11-29 04:26:08,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:08,827 INFO L225 Difference]: With dead ends: 128 [2023-11-29 04:26:08,827 INFO L226 Difference]: Without dead ends: 60 [2023-11-29 04:26:08,830 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 [2023-11-29 04:26:08,834 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 79 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:08,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 70 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:08,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-29 04:26:08,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-29 04:26:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 49 states have internal predecessors, (57), 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) [2023-11-29 04:26:08,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 73 transitions. [2023-11-29 04:26:08,878 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 73 transitions. Word has length 12 [2023-11-29 04:26:08,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:08,880 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 73 transitions. [2023-11-29 04:26:08,880 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) [2023-11-29 04:26:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2023-11-29 04:26:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 04:26:08,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:08,882 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:08,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:26:08,883 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)] === [2023-11-29 04:26:08,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:08,884 INFO L85 PathProgramCache]: Analyzing trace with hash 85011119, now seen corresponding path program 1 times [2023-11-29 04:26:08,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:08,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377112179] [2023-11-29 04:26:08,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:08,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:08,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377112179] [2023-11-29 04:26:09,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377112179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918877220] [2023-11-29 04:26:09,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,011 INFO L87 Difference]: Start difference. First operand 60 states and 73 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2023-11-29 04:26:09,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,045 INFO L93 Difference]: Finished difference Result 61 states and 74 transitions. [2023-11-29 04:26:09,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14 [2023-11-29 04:26:09,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,047 INFO L225 Difference]: With dead ends: 61 [2023-11-29 04:26:09,047 INFO L226 Difference]: Without dead ends: 60 [2023-11-29 04:26:09,048 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 [2023-11-29 04:26:09,050 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 6 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 122 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 [2023-11-29 04:26:09,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 122 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-29 04:26:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 59. [2023-11-29 04:26:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 48 states have internal predecessors, (56), 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) [2023-11-29 04:26:09,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 72 transitions. [2023-11-29 04:26:09,062 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 72 transitions. Word has length 14 [2023-11-29 04:26:09,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,063 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 72 transitions. [2023-11-29 04:26:09,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2023-11-29 04:26:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2023-11-29 04:26:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 04:26:09,064 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:09,064 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:09,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:26:09,065 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)] === [2023-11-29 04:26:09,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1659622531, now seen corresponding path program 1 times [2023-11-29 04:26:09,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689351879] [2023-11-29 04:26:09,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689351879] [2023-11-29 04:26:09,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689351879] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75119884] [2023-11-29 04:26:09,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,160 INFO L87 Difference]: Start difference. First operand 59 states and 72 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2023-11-29 04:26:09,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,197 INFO L93 Difference]: Finished difference Result 107 states and 129 transitions. [2023-11-29 04:26:09,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 15 [2023-11-29 04:26:09,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,199 INFO L225 Difference]: With dead ends: 107 [2023-11-29 04:26:09,199 INFO L226 Difference]: Without dead ends: 63 [2023-11-29 04:26:09,200 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 [2023-11-29 04:26:09,202 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 8 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:09,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 123 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-29 04:26:09,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2023-11-29 04:26:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 51 states have internal predecessors, (60), 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) [2023-11-29 04:26:09,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 76 transitions. [2023-11-29 04:26:09,214 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 76 transitions. Word has length 15 [2023-11-29 04:26:09,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,215 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 76 transitions. [2023-11-29 04:26:09,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2023-11-29 04:26:09,215 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-11-29 04:26:09,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-29 04:26:09,216 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:09,217 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] [2023-11-29 04:26:09,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:26:09,217 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)] === [2023-11-29 04:26:09,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1889507211, now seen corresponding path program 1 times [2023-11-29 04:26:09,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974748765] [2023-11-29 04:26:09,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974748765] [2023-11-29 04:26:09,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974748765] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361927696] [2023-11-29 04:26:09,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,305 INFO L87 Difference]: Start difference. First operand 62 states and 76 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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) [2023-11-29 04:26:09,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,335 INFO L93 Difference]: Finished difference Result 63 states and 77 transitions. [2023-11-29 04:26:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,336 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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 20 [2023-11-29 04:26:09,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,338 INFO L225 Difference]: With dead ends: 63 [2023-11-29 04:26:09,338 INFO L226 Difference]: Without dead ends: 62 [2023-11-29 04:26:09,339 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 [2023-11-29 04:26:09,340 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 6 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 118 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 [2023-11-29 04:26:09,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 118 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-11-29 04:26:09,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 61. [2023-11-29 04:26:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 50 states have internal predecessors, (59), 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) [2023-11-29 04:26:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2023-11-29 04:26:09,352 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 75 transitions. Word has length 20 [2023-11-29 04:26:09,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,353 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 75 transitions. [2023-11-29 04:26:09,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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) [2023-11-29 04:26:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2023-11-29 04:26:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-29 04:26:09,355 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:09,355 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] [2023-11-29 04:26:09,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:26:09,356 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)] === [2023-11-29 04:26:09,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1554818488, now seen corresponding path program 1 times [2023-11-29 04:26:09,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214107692] [2023-11-29 04:26:09,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214107692] [2023-11-29 04:26:09,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214107692] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934316890] [2023-11-29 04:26:09,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,428 INFO L87 Difference]: Start difference. First operand 61 states and 75 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-11-29 04:26:09,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,461 INFO L93 Difference]: Finished difference Result 92 states and 109 transitions. [2023-11-29 04:26:09,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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 21 [2023-11-29 04:26:09,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,464 INFO L225 Difference]: With dead ends: 92 [2023-11-29 04:26:09,464 INFO L226 Difference]: Without dead ends: 65 [2023-11-29 04:26:09,465 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 [2023-11-29 04:26:09,466 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 8 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:09,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 119 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-29 04:26:09,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 64. [2023-11-29 04:26:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 50 states have (on average 1.26) internal successors, (63), 53 states have internal predecessors, (63), 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) [2023-11-29 04:26:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 79 transitions. [2023-11-29 04:26:09,478 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 79 transitions. Word has length 21 [2023-11-29 04:26:09,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,479 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 79 transitions. [2023-11-29 04:26:09,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-11-29 04:26:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2023-11-29 04:26:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-29 04:26:09,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:09,481 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] [2023-11-29 04:26:09,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:26:09,482 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)] === [2023-11-29 04:26:09,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,482 INFO L85 PathProgramCache]: Analyzing trace with hash 943455630, now seen corresponding path program 1 times [2023-11-29 04:26:09,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160076403] [2023-11-29 04:26:09,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160076403] [2023-11-29 04:26:09,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160076403] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541446654] [2023-11-29 04:26:09,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,553 INFO L87 Difference]: Start difference. First operand 64 states and 79 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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) [2023-11-29 04:26:09,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,575 INFO L93 Difference]: Finished difference Result 72 states and 86 transitions. [2023-11-29 04:26:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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 23 [2023-11-29 04:26:09,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,578 INFO L225 Difference]: With dead ends: 72 [2023-11-29 04:26:09,578 INFO L226 Difference]: Without dead ends: 62 [2023-11-29 04:26:09,578 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 [2023-11-29 04:26:09,580 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 3 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:09,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 116 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-11-29 04:26:09,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-11-29 04:26:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 50 states have (on average 1.2) internal successors, (60), 51 states have internal predecessors, (60), 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) [2023-11-29 04:26:09,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 76 transitions. [2023-11-29 04:26:09,591 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 76 transitions. Word has length 23 [2023-11-29 04:26:09,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,591 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 76 transitions. [2023-11-29 04:26:09,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 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) [2023-11-29 04:26:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-11-29 04:26:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-29 04:26:09,594 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:09,594 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] [2023-11-29 04:26:09,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 04:26:09,594 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 04:26:09,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:09,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1609677932, now seen corresponding path program 1 times [2023-11-29 04:26:09,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:09,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218460950] [2023-11-29 04:26:09,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:09,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 04:26:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 04:26:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:26:09,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:09,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218460950] [2023-11-29 04:26:09,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218460950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:09,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:09,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:09,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694119473] [2023-11-29 04:26:09,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:09,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:26:09,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:09,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:26:09,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:26:09,671 INFO L87 Difference]: Start difference. First operand 62 states and 76 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, (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) [2023-11-29 04:26:09,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:09,690 INFO L93 Difference]: Finished difference Result 62 states and 76 transitions. [2023-11-29 04:26:09,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:26:09,691 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, (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 33 [2023-11-29 04:26:09,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:09,691 INFO L225 Difference]: With dead ends: 62 [2023-11-29 04:26:09,691 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 04:26:09,692 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 [2023-11-29 04:26:09,693 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 117 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 [2023-11-29 04:26:09,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 117 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:26:09,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 04:26:09,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 04:26:09,695 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) [2023-11-29 04:26:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 04:26:09,696 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2023-11-29 04:26:09,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:09,696 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:26:09,696 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, (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) [2023-11-29 04:26:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:26:09,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 04:26:09,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-29 04:26:09,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-29 04:26:09,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-29 04:26:09,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-29 04:26:09,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-29 04:26:09,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-29 04:26:09,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-29 04:26:09,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-29 04:26:09,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:26:09,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 04:26:09,767 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-29 04:26:09,768 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 04:26:09,768 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-29 04:26:09,768 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 04:26:09,768 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-29 04:26:09,768 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-29 04:26:09,768 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-29 04:26:09,769 INFO L895 garLoopResultBuilder]: At program point L1563(line 1563) the Hoare annotation is: (and (= ~staticFive~0 5) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822)) [2023-11-29 04:26:09,769 INFO L899 garLoopResultBuilder]: For program point L1563-1(line 1563) no Hoare annotation was computed. [2023-11-29 04:26:09,769 INFO L899 garLoopResultBuilder]: For program point L1654(line 1654) no Hoare annotation was computed. [2023-11-29 04:26:09,769 INFO L899 garLoopResultBuilder]: For program point L1621(lines 1621 1641) no Hoare annotation was computed. [2023-11-29 04:26:09,769 INFO L899 garLoopResultBuilder]: For program point L1654-1(line 1654) no Hoare annotation was computed. [2023-11-29 04:26:09,769 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1649) no Hoare annotation was computed. [2023-11-29 04:26:09,770 INFO L899 garLoopResultBuilder]: For program point L1646-2(lines 1643 1658) no Hoare annotation was computed. [2023-11-29 04:26:09,770 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1654) no Hoare annotation was computed. [2023-11-29 04:26:09,770 INFO L895 garLoopResultBuilder]: At program point L1671(line 1671) the Hoare annotation is: (= ~staticFive~0 5) [2023-11-29 04:26:09,770 INFO L895 garLoopResultBuilder]: At program point L1638(line 1638) the Hoare annotation is: (and (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|) (= ~staticFive~0 5)) [2023-11-29 04:26:09,770 INFO L899 garLoopResultBuilder]: For program point L1671-1(line 1671) no Hoare annotation was computed. [2023-11-29 04:26:09,770 INFO L899 garLoopResultBuilder]: For program point L1638-1(line 1638) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1577) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L895 garLoopResultBuilder]: At program point L1655(line 1655) the Hoare annotation is: (= ~staticFive~0 5) [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1584) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point L1573-1(lines 1549 1586) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1577) no Hoare annotation was computed. [2023-11-29 04:26:09,771 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1564) no Hoare annotation was computed. [2023-11-29 04:26:09,772 INFO L899 garLoopResultBuilder]: For program point L1557-2(lines 1557 1564) no Hoare annotation was computed. [2023-11-29 04:26:09,772 INFO L895 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|)) [2023-11-29 04:26:09,772 INFO L899 garLoopResultBuilder]: For program point L1582-1(line 1582) no Hoare annotation was computed. [2023-11-29 04:26:09,772 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 04:26:09,772 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1618) no Hoare annotation was computed. [2023-11-29 04:26:09,772 INFO L899 garLoopResultBuilder]: For program point L1591(lines 1591 1604) no Hoare annotation was computed. [2023-11-29 04:26:09,773 INFO L899 garLoopResultBuilder]: For program point L1591-2(lines 1588 1620) no Hoare annotation was computed. [2023-11-29 04:26:09,773 INFO L895 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|)) [2023-11-29 04:26:09,773 INFO L899 garLoopResultBuilder]: For program point L1616-1(line 1616) no Hoare annotation was computed. [2023-11-29 04:26:09,773 INFO L899 garLoopResultBuilder]: For program point L1575(lines 1575 1583) no Hoare annotation was computed. [2023-11-29 04:26:09,773 INFO L899 garLoopResultBuilder]: For program point L1625(lines 1625 1632) no Hoare annotation was computed. [2023-11-29 04:26:09,773 INFO L899 garLoopResultBuilder]: For program point L1625-2(lines 1622 1641) no Hoare annotation was computed. [2023-11-29 04:26:09,774 INFO L899 garLoopResultBuilder]: For program point L1642(lines 1642 1658) no Hoare annotation was computed. [2023-11-29 04:26:09,774 INFO L899 garLoopResultBuilder]: For program point L1609(lines 1609 1617) no Hoare annotation was computed. [2023-11-29 04:26:09,774 INFO L895 garLoopResultBuilder]: At program point L1601(line 1601) the Hoare annotation is: (and (= ~staticFive~0 5) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822)) [2023-11-29 04:26:09,774 INFO L899 garLoopResultBuilder]: For program point L1601-1(line 1601) no Hoare annotation was computed. [2023-11-29 04:26:09,774 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1637) no Hoare annotation was computed. [2023-11-29 04:26:09,775 INFO L899 garLoopResultBuilder]: For program point L1577(line 1577) no Hoare annotation was computed. [2023-11-29 04:26:09,775 INFO L899 garLoopResultBuilder]: For program point L1577-1(line 1577) no Hoare annotation was computed. [2023-11-29 04:26:09,775 INFO L899 garLoopResultBuilder]: For program point L1635(lines 1635 1639) no Hoare annotation was computed. [2023-11-29 04:26:09,775 INFO L895 garLoopResultBuilder]: At program point L1569(line 1569) the Hoare annotation is: false [2023-11-29 04:26:09,775 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 04:26:09,775 INFO L899 garLoopResultBuilder]: For program point L1569-1(line 1569) no Hoare annotation was computed. [2023-11-29 04:26:09,776 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1637) no Hoare annotation was computed. [2023-11-29 04:26:09,776 INFO L895 garLoopResultBuilder]: At program point L1627(line 1627) the Hoare annotation is: false [2023-11-29 04:26:09,776 INFO L899 garLoopResultBuilder]: For program point L1627-1(line 1627) no Hoare annotation was computed. [2023-11-29 04:26:09,776 INFO L899 garLoopResultBuilder]: For program point L1652(lines 1652 1656) no Hoare annotation was computed. [2023-11-29 04:26:09,776 INFO L899 garLoopResultBuilder]: For program point L1553(lines 1553 1566) no Hoare annotation was computed. [2023-11-29 04:26:09,776 INFO L899 garLoopResultBuilder]: For program point L1553-2(lines 1550 1586) no Hoare annotation was computed. [2023-11-29 04:26:09,777 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed. [2023-11-29 04:26:09,777 INFO L895 garLoopResultBuilder]: At program point L1578(line 1578) the Hoare annotation is: (and (= ~staticFive~0 5) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|)) [2023-11-29 04:26:09,777 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2023-11-29 04:26:09,777 INFO L899 garLoopResultBuilder]: For program point L1578-1(line 1578) no Hoare annotation was computed. [2023-11-29 04:26:09,777 INFO L895 garLoopResultBuilder]: At program point L1669(line 1669) the Hoare annotation is: (= ~staticFive~0 5) [2023-11-29 04:26:09,778 INFO L899 garLoopResultBuilder]: For program point L1669-1(line 1669) no Hoare annotation was computed. [2023-11-29 04:26:09,778 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-29 04:26:09,778 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1602) no Hoare annotation was computed. [2023-11-29 04:26:09,778 INFO L899 garLoopResultBuilder]: For program point L1595-2(lines 1595 1602) no Hoare annotation was computed. [2023-11-29 04:26:09,778 INFO L899 garLoopResultBuilder]: For program point L1587(lines 1587 1620) no Hoare annotation was computed. [2023-11-29 04:26:09,778 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: (and (= ~staticFive~0 5) (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822)) [2023-11-29 04:26:09,779 INFO L899 garLoopResultBuilder]: For program point L1612-1(line 1612) no Hoare annotation was computed. [2023-11-29 04:26:09,779 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1654) no Hoare annotation was computed. [2023-11-29 04:26:09,779 INFO L899 garLoopResultBuilder]: For program point L1637(line 1637) no Hoare annotation was computed. [2023-11-29 04:26:09,779 INFO L899 garLoopResultBuilder]: For program point L1637-1(line 1637) no Hoare annotation was computed. [2023-11-29 04:26:09,783 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:09,786 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:26:09,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:26:09 BoogieIcfgContainer [2023-11-29 04:26:09,791 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:26:09,791 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:26:09,791 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:26:09,791 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:26:09,792 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:08" (3/4) ... [2023-11-29 04:26:09,793 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 04:26:09,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-29 04:26:09,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-29 04:26:09,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-29 04:26:09,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-29 04:26:09,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 04:26:09,805 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:26:09,805 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:26:09,901 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 04:26:09,902 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 04:26:09,902 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:26:09,903 INFO L158 Benchmark]: Toolchain (without parser) took 3704.23ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 118.6MB in the beginning and 72.6MB in the end (delta: 46.0MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,903 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 161.5MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:09,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1411.01ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 118.1MB in the beginning and 154.7MB in the end (delta: -36.6MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.04ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 151.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,905 INFO L158 Benchmark]: Boogie Preprocessor took 68.13ms. Allocated memory is still 197.1MB. Free memory was 151.5MB in the beginning and 148.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,905 INFO L158 Benchmark]: RCFGBuilder took 558.91ms. Allocated memory is still 197.1MB. Free memory was 148.4MB in the beginning and 128.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,906 INFO L158 Benchmark]: TraceAbstraction took 1468.02ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 78.9MB in the end (delta: 48.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,906 INFO L158 Benchmark]: Witness Printer took 111.13ms. Allocated memory is still 197.1MB. Free memory was 78.9MB in the beginning and 72.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 04:26:09,908 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 161.5MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1411.01ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 118.1MB in the beginning and 154.7MB in the end (delta: -36.6MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.04ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 151.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.13ms. Allocated memory is still 197.1MB. Free memory was 151.5MB in the beginning and 148.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 558.91ms. Allocated memory is still 197.1MB. Free memory was 148.4MB in the beginning and 128.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1468.02ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 78.9MB in the end (delta: 48.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Witness Printer took 111.13ms. Allocated memory is still 197.1MB. Free memory was 78.9MB in the beginning and 72.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: 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, 70 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 120 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 785 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 328 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 457 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 21, 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, 7 MinimizatonAttempts, 4 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 39 PreInvPairs, 47 NumberOfFragments, 68 HoareAnnotationTreeSize, 39 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 131 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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! [2023-11-29 04:26:09,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee0314f-6009-417c-a238-19478cdde183/bin/uautomizer-verify-BQ2R08f2Ya/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