./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:05:49,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:05:49,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 12:05:49,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:05:49,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:05:49,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:05:49,984 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:05:49,984 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:05:49,986 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:05:49,991 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:05:49,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:05:49,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:05:49,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:05:49,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:05:49,996 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:05:49,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:05:49,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:05:49,997 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:05:49,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:05:49,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:05:49,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:05:49,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:05:50,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:05:50,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:05:50,002 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 12:05:50,002 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:05:50,019 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:05:50,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:05:50,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:05:50,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:05:50,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:05:50,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:05:50,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:05:50,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:05:50,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:05:50,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:05:50,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:05:50,023 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:05:50,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:05:50,024 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:05:50,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:05:50,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:05:50,025 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:05:50,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:05:50,025 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_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef [2023-11-26 12:05:50,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:05:50,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:05:50,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:05:50,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:05:50,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:05:50,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2023-11-26 12:05:53,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:05:54,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:05:54,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2023-11-26 12:05:54,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/data/203aac00e/147a81e63fdd4a049b758b1a07af6326/FLAG414b99879 [2023-11-26 12:05:54,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/data/203aac00e/147a81e63fdd4a049b758b1a07af6326 [2023-11-26 12:05:54,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:05:54,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:05:54,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:05:54,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:05:54,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:05:54,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:54,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7b3827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54, skipping insertion in model container [2023-11-26 12:05:54,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:54,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:05:54,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:05:54,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:05:54,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:05:54,861 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:05:54,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54 WrapperNode [2023-11-26 12:05:54,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:05:54,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:05:54,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:05:54,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:05:54,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:54,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:54,995 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 510 [2023-11-26 12:05:54,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:05:54,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:05:54,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:05:54,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:05:55,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,020 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,053 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 12:05:55,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:05:55,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:05:55,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:05:55,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:05:55,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (1/1) ... [2023-11-26 12:05:55,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:05:55,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:05:55,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:05:55,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:05:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:05:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:05:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:05:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:05:55,388 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:05:55,391 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:05:56,578 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:05:56,640 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:05:56,641 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 12:05:56,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:05:56 BoogieIcfgContainer [2023-11-26 12:05:56,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:05:56,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:05:56,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:05:56,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:05:56,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:05:54" (1/3) ... [2023-11-26 12:05:56,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce7e824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:05:56, skipping insertion in model container [2023-11-26 12:05:56,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:05:54" (2/3) ... [2023-11-26 12:05:56,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce7e824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:05:56, skipping insertion in model container [2023-11-26 12:05:56,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:05:56" (3/3) ... [2023-11-26 12:05:56,659 INFO L112 eAbstractionObserver]: Analyzing ICFG psyco_abp_1-1.c [2023-11-26 12:05:56,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:05:56,685 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2023-11-26 12:05:56,775 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:05:56,786 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;@432b10d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:05:56,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-26 12:05:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 150 states have (on average 1.9733333333333334) internal successors, (296), 192 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-26 12:05:56,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:56,805 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:56,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:56,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1722318048, now seen corresponding path program 1 times [2023-11-26 12:05:56,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:56,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308608584] [2023-11-26 12:05:56,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:56,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:57,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:57,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308608584] [2023-11-26 12:05:57,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308608584] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:05:57,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:05:57,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:05:57,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683152781] [2023-11-26 12:05:57,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:05:57,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:05:57,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:05:57,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:05:57,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:57,196 INFO L87 Difference]: Start difference. First operand has 193 states, 150 states have (on average 1.9733333333333334) internal successors, (296), 192 states have internal predecessors, (296), 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) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:57,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:05:57,469 INFO L93 Difference]: Finished difference Result 389 states and 599 transitions. [2023-11-26 12:05:57,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:05:57,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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) Word has length 10 [2023-11-26 12:05:57,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:05:57,491 INFO L225 Difference]: With dead ends: 389 [2023-11-26 12:05:57,491 INFO L226 Difference]: Without dead ends: 167 [2023-11-26 12:05:57,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:57,505 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 5 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:05:57,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 531 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 12:05:57,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-26 12:05:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2023-11-26 12:05:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 125 states have (on average 1.696) internal successors, (212), 166 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 212 transitions. [2023-11-26 12:05:57,602 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 212 transitions. Word has length 10 [2023-11-26 12:05:57,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:05:57,603 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 212 transitions. [2023-11-26 12:05:57,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 212 transitions. [2023-11-26 12:05:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-26 12:05:57,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:57,606 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:57,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:05:57,607 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:57,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:57,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1195237581, now seen corresponding path program 1 times [2023-11-26 12:05:57,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:57,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087485710] [2023-11-26 12:05:57,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:57,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:57,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:57,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087485710] [2023-11-26 12:05:57,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087485710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:05:57,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:05:57,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:05:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030357719] [2023-11-26 12:05:57,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:05:57,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:05:57,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:05:57,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:05:57,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:57,952 INFO L87 Difference]: Start difference. First operand 167 states and 212 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:05:58,204 INFO L93 Difference]: Finished difference Result 455 states and 624 transitions. [2023-11-26 12:05:58,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:05:58,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) Word has length 16 [2023-11-26 12:05:58,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:05:58,212 INFO L225 Difference]: With dead ends: 455 [2023-11-26 12:05:58,213 INFO L226 Difference]: Without dead ends: 264 [2023-11-26 12:05:58,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:58,224 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 151 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:05:58,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 324 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 12:05:58,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2023-11-26 12:05:58,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 258. [2023-11-26 12:05:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 216 states have (on average 1.6203703703703705) internal successors, (350), 257 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 350 transitions. [2023-11-26 12:05:58,265 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 350 transitions. Word has length 16 [2023-11-26 12:05:58,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:05:58,266 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 350 transitions. [2023-11-26 12:05:58,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 350 transitions. [2023-11-26 12:05:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-26 12:05:58,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:58,268 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:58,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:05:58,268 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:58,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:58,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1245859663, now seen corresponding path program 1 times [2023-11-26 12:05:58,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:58,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093971051] [2023-11-26 12:05:58,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:58,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:58,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:58,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093971051] [2023-11-26 12:05:58,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093971051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:05:58,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:05:58,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:05:58,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922199776] [2023-11-26 12:05:58,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:05:58,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:05:58,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:05:58,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:05:58,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:58,465 INFO L87 Difference]: Start difference. First operand 258 states and 350 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:05:58,545 INFO L93 Difference]: Finished difference Result 363 states and 498 transitions. [2023-11-26 12:05:58,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:05:58,545 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), 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) Word has length 18 [2023-11-26 12:05:58,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:05:58,549 INFO L225 Difference]: With dead ends: 363 [2023-11-26 12:05:58,550 INFO L226 Difference]: Without dead ends: 355 [2023-11-26 12:05:58,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:58,561 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 123 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:05:58,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 383 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:05:58,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2023-11-26 12:05:58,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 349. [2023-11-26 12:05:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 307 states have (on average 1.5732899022801303) internal successors, (483), 348 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 483 transitions. [2023-11-26 12:05:58,606 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 483 transitions. Word has length 18 [2023-11-26 12:05:58,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:05:58,607 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 483 transitions. [2023-11-26 12:05:58,607 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 483 transitions. [2023-11-26 12:05:58,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-26 12:05:58,614 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:58,615 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:58,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 12:05:58,615 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:58,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:58,616 INFO L85 PathProgramCache]: Analyzing trace with hash -382922728, now seen corresponding path program 1 times [2023-11-26 12:05:58,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:58,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290615713] [2023-11-26 12:05:58,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:58,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-26 12:05:58,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:58,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290615713] [2023-11-26 12:05:58,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290615713] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:05:58,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:05:58,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:05:58,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080590669] [2023-11-26 12:05:58,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:05:58,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:05:58,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:05:58,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:05:58,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:58,728 INFO L87 Difference]: Start difference. First operand 349 states and 483 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:05:58,775 INFO L93 Difference]: Finished difference Result 714 states and 995 transitions. [2023-11-26 12:05:58,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:05:58,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) Word has length 27 [2023-11-26 12:05:58,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:05:58,779 INFO L225 Difference]: With dead ends: 714 [2023-11-26 12:05:58,780 INFO L226 Difference]: Without dead ends: 367 [2023-11-26 12:05:58,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:05:58,782 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 40 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:05:58,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 356 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:05:58,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2023-11-26 12:05:58,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2023-11-26 12:05:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 325 states have (on average 1.5446153846153847) internal successors, (502), 366 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 502 transitions. [2023-11-26 12:05:58,807 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 502 transitions. Word has length 27 [2023-11-26 12:05:58,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:05:58,809 INFO L495 AbstractCegarLoop]: Abstraction has 367 states and 502 transitions. [2023-11-26 12:05:58,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:58,809 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 502 transitions. [2023-11-26 12:05:58,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-26 12:05:58,819 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:58,819 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:58,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 12:05:58,820 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:58,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:58,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1476739149, now seen corresponding path program 1 times [2023-11-26 12:05:58,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:58,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103658519] [2023-11-26 12:05:58,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:58,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:59,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:59,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103658519] [2023-11-26 12:05:59,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103658519] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:05:59,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690555933] [2023-11-26 12:05:59,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:59,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:05:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:05:59,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:05:59,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:05:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:59,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 12:05:59,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:05:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:59,350 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:05:59,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690555933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:05:59,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 12:05:59,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2023-11-26 12:05:59,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909865186] [2023-11-26 12:05:59,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:05:59,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:05:59,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:05:59,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:05:59,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:05:59,354 INFO L87 Difference]: Start difference. First operand 367 states and 502 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:59,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:05:59,619 INFO L93 Difference]: Finished difference Result 527 states and 721 transitions. [2023-11-26 12:05:59,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:05:59,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 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) Word has length 30 [2023-11-26 12:05:59,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:05:59,624 INFO L225 Difference]: With dead ends: 527 [2023-11-26 12:05:59,625 INFO L226 Difference]: Without dead ends: 510 [2023-11-26 12:05:59,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:05:59,626 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 346 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:05:59,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 551 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 12:05:59,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2023-11-26 12:05:59,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 477. [2023-11-26 12:05:59,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 435 states have (on average 1.5655172413793104) internal successors, (681), 476 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 681 transitions. [2023-11-26 12:05:59,650 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 681 transitions. Word has length 30 [2023-11-26 12:05:59,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:05:59,650 INFO L495 AbstractCegarLoop]: Abstraction has 477 states and 681 transitions. [2023-11-26 12:05:59,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:05:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 681 transitions. [2023-11-26 12:05:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-26 12:05:59,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:05:59,653 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:05:59,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 12:05:59,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:05:59,863 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:05:59,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:05:59,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1083712139, now seen corresponding path program 1 times [2023-11-26 12:05:59,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:05:59,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048027214] [2023-11-26 12:05:59,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:59,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:05:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:05:59,951 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:05:59,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:05:59,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048027214] [2023-11-26 12:05:59,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048027214] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:05:59,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244790871] [2023-11-26 12:05:59,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:05:59,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:05:59,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:05:59,954 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:05:59,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 12:06:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:00,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 12:06:00,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:00,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-26 12:06:00,086 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:06:00,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244790871] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:06:00,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 12:06:00,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2023-11-26 12:06:00,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794335267] [2023-11-26 12:06:00,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:06:00,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:06:00,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:00,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:06:00,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:06:00,091 INFO L87 Difference]: Start difference. First operand 477 states and 681 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:00,180 INFO L93 Difference]: Finished difference Result 477 states and 681 transitions. [2023-11-26 12:06:00,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:06:00,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) Word has length 30 [2023-11-26 12:06:00,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:06:00,186 INFO L225 Difference]: With dead ends: 477 [2023-11-26 12:06:00,186 INFO L226 Difference]: Without dead ends: 460 [2023-11-26 12:06:00,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:06:00,191 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 175 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:06:00,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 145 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:06:00,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2023-11-26 12:06:00,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 350. [2023-11-26 12:06:00,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 325 states have (on average 1.4923076923076923) internal successors, (485), 349 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 485 transitions. [2023-11-26 12:06:00,203 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 485 transitions. Word has length 30 [2023-11-26 12:06:00,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:06:00,203 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 485 transitions. [2023-11-26 12:06:00,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 485 transitions. [2023-11-26 12:06:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-26 12:06:00,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:06:00,206 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:00,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:00,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-26 12:06:00,419 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:06:00,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:00,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1465725295, now seen corresponding path program 1 times [2023-11-26 12:06:00,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:00,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812829024] [2023-11-26 12:06:00,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:00,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-26 12:06:00,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:06:00,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812829024] [2023-11-26 12:06:00,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812829024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:06:00,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:06:00,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:06:00,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510537249] [2023-11-26 12:06:00,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:06:00,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:06:00,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:00,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:06:00,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:06:00,478 INFO L87 Difference]: Start difference. First operand 350 states and 485 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:00,497 INFO L93 Difference]: Finished difference Result 701 states and 971 transitions. [2023-11-26 12:06:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:06:00,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) Word has length 31 [2023-11-26 12:06:00,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:06:00,502 INFO L225 Difference]: With dead ends: 701 [2023-11-26 12:06:00,502 INFO L226 Difference]: Without dead ends: 350 [2023-11-26 12:06:00,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:06:00,504 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:06:00,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:06:00,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2023-11-26 12:06:00,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 350. [2023-11-26 12:06:00,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 325 states have (on average 1.4830769230769232) internal successors, (482), 349 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 482 transitions. [2023-11-26 12:06:00,516 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 482 transitions. Word has length 31 [2023-11-26 12:06:00,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:06:00,516 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 482 transitions. [2023-11-26 12:06:00,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,517 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 482 transitions. [2023-11-26 12:06:00,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-26 12:06:00,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:06:00,520 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:00,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 12:06:00,521 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:06:00,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:00,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1465726961, now seen corresponding path program 1 times [2023-11-26 12:06:00,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:00,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690999576] [2023-11-26 12:06:00,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:00,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-26 12:06:00,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:06:00,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690999576] [2023-11-26 12:06:00,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690999576] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:06:00,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:06:00,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:06:00,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25432516] [2023-11-26 12:06:00,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:06:00,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:06:00,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:00,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:06:00,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:06:00,604 INFO L87 Difference]: Start difference. First operand 350 states and 482 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:00,677 INFO L93 Difference]: Finished difference Result 685 states and 968 transitions. [2023-11-26 12:06:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:06:00,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) Word has length 31 [2023-11-26 12:06:00,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:06:00,681 INFO L225 Difference]: With dead ends: 685 [2023-11-26 12:06:00,681 INFO L226 Difference]: Without dead ends: 311 [2023-11-26 12:06:00,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:06:00,683 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 147 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:06:00,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 154 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:06:00,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2023-11-26 12:06:00,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 214. [2023-11-26 12:06:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 206 states have (on average 1.4514563106796117) internal successors, (299), 213 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 299 transitions. [2023-11-26 12:06:00,693 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 299 transitions. Word has length 31 [2023-11-26 12:06:00,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:06:00,694 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 299 transitions. [2023-11-26 12:06:00,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:00,694 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 299 transitions. [2023-11-26 12:06:00,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-26 12:06:00,695 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:06:00,696 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:00,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 12:06:00,696 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:06:00,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:00,697 INFO L85 PathProgramCache]: Analyzing trace with hash -185653005, now seen corresponding path program 1 times [2023-11-26 12:06:00,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:00,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881550660] [2023-11-26 12:06:00,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:00,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:00,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:06:00,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881550660] [2023-11-26 12:06:00,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881550660] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:06:00,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021378094] [2023-11-26 12:06:00,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:00,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:06:00,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:00,793 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:06:00,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 12:06:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:00,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 12:06:00,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:00,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:06:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:01,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021378094] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:06:01,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-26 12:06:01,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2023-11-26 12:06:01,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655112428] [2023-11-26 12:06:01,086 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-26 12:06:01,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:06:01,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:01,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:06:01,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:06:01,087 INFO L87 Difference]: Start difference. First operand 214 states and 299 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:01,257 INFO L93 Difference]: Finished difference Result 331 states and 465 transitions. [2023-11-26 12:06:01,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:06:01,258 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 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) Word has length 33 [2023-11-26 12:06:01,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:06:01,261 INFO L225 Difference]: With dead ends: 331 [2023-11-26 12:06:01,261 INFO L226 Difference]: Without dead ends: 323 [2023-11-26 12:06:01,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-26 12:06:01,263 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 1086 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:06:01,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 612 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:06:01,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2023-11-26 12:06:01,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 214. [2023-11-26 12:06:01,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.4333333333333333) internal successors, (301), 213 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 301 transitions. [2023-11-26 12:06:01,274 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 301 transitions. Word has length 33 [2023-11-26 12:06:01,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:06:01,274 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 301 transitions. [2023-11-26 12:06:01,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 301 transitions. [2023-11-26 12:06:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-26 12:06:01,276 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:06:01,276 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:01,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:01,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:06:01,490 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2023-11-26 12:06:01,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:06:01,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1460275525, now seen corresponding path program 1 times [2023-11-26 12:06:01,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:06:01,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147081268] [2023-11-26 12:06:01,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:01,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:06:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:01,571 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:01,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:06:01,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147081268] [2023-11-26 12:06:01,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147081268] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:06:01,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149677341] [2023-11-26 12:06:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:06:01,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:06:01,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:06:01,574 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:06:01,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 12:06:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:06:01,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 12:06:01,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:06:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:01,747 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:06:01,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:06:01,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149677341] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:06:01,824 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-26 12:06:01,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2023-11-26 12:06:01,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373469671] [2023-11-26 12:06:01,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-26 12:06:01,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:06:01,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:06:01,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:06:01,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:06:01,827 INFO L87 Difference]: Start difference. First operand 214 states and 301 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:06:01,927 INFO L93 Difference]: Finished difference Result 317 states and 446 transitions. [2023-11-26 12:06:01,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:06:01,928 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 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) Word has length 34 [2023-11-26 12:06:01,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:06:01,929 INFO L225 Difference]: With dead ends: 317 [2023-11-26 12:06:01,929 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 12:06:01,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-26 12:06:01,931 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 820 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:06:01,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [820 Valid, 253 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:06:01,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 12:06:01,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 12:06:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 12:06:01,933 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2023-11-26 12:06:01,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:06:01,933 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 12:06:01,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:06:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 12:06:01,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 12:06:01,937 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 42 remaining) [2023-11-26 12:06:01,938 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 42 remaining) [2023-11-26 12:06:01,938 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 42 remaining) [2023-11-26 12:06:01,938 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 42 remaining) [2023-11-26 12:06:01,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 42 remaining) [2023-11-26 12:06:01,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 42 remaining) [2023-11-26 12:06:01,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 42 remaining) [2023-11-26 12:06:01,939 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 42 remaining) [2023-11-26 12:06:01,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 42 remaining) [2023-11-26 12:06:01,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 42 remaining) [2023-11-26 12:06:01,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 42 remaining) [2023-11-26 12:06:01,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 42 remaining) [2023-11-26 12:06:01,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 42 remaining) [2023-11-26 12:06:01,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 42 remaining) [2023-11-26 12:06:01,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 42 remaining) [2023-11-26 12:06:01,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 42 remaining) [2023-11-26 12:06:01,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 42 remaining) [2023-11-26 12:06:01,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 42 remaining) [2023-11-26 12:06:01,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 42 remaining) [2023-11-26 12:06:01,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 42 remaining) [2023-11-26 12:06:01,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 42 remaining) [2023-11-26 12:06:01,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 42 remaining) [2023-11-26 12:06:01,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 42 remaining) [2023-11-26 12:06:01,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 42 remaining) [2023-11-26 12:06:01,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 42 remaining) [2023-11-26 12:06:01,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 42 remaining) [2023-11-26 12:06:01,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 42 remaining) [2023-11-26 12:06:01,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 42 remaining) [2023-11-26 12:06:01,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 42 remaining) [2023-11-26 12:06:01,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 42 remaining) [2023-11-26 12:06:01,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 42 remaining) [2023-11-26 12:06:01,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 42 remaining) [2023-11-26 12:06:01,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 42 remaining) [2023-11-26 12:06:01,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 42 remaining) [2023-11-26 12:06:01,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 42 remaining) [2023-11-26 12:06:01,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 42 remaining) [2023-11-26 12:06:01,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 42 remaining) [2023-11-26 12:06:01,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 42 remaining) [2023-11-26 12:06:01,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 42 remaining) [2023-11-26 12:06:01,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 42 remaining) [2023-11-26 12:06:01,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 42 remaining) [2023-11-26 12:06:01,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 42 remaining) [2023-11-26 12:06:01,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 12:06:02,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-26 12:06:02,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 12:06:02,244 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,244 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 513) no Hoare annotation was computed. [2023-11-26 12:06:02,247 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 564) no Hoare annotation was computed. [2023-11-26 12:06:02,247 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 443) no Hoare annotation was computed. [2023-11-26 12:06:02,248 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 252) no Hoare annotation was computed. [2023-11-26 12:06:02,248 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 381) no Hoare annotation was computed. [2023-11-26 12:06:02,248 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 311) no Hoare annotation was computed. [2023-11-26 12:06:02,248 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 179) no Hoare annotation was computed. [2023-11-26 12:06:02,248 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 543) no Hoare annotation was computed. [2023-11-26 12:06:02,249 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 388) no Hoare annotation was computed. [2023-11-26 12:06:02,249 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 481) no Hoare annotation was computed. [2023-11-26 12:06:02,249 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 411) no Hoare annotation was computed. [2023-11-26 12:06:02,249 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 279) no Hoare annotation was computed. [2023-11-26 12:06:02,249 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 536) no Hoare annotation was computed. [2023-11-26 12:06:02,250 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-11-26 12:06:02,250 INFO L899 garLoopResultBuilder]: For program point L136-1(line 136) no Hoare annotation was computed. [2023-11-26 12:06:02,250 INFO L899 garLoopResultBuilder]: For program point L136-2(lines 136 138) no Hoare annotation was computed. [2023-11-26 12:06:02,250 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 511) no Hoare annotation was computed. [2023-11-26 12:06:02,250 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 388) no Hoare annotation was computed. [2023-11-26 12:06:02,251 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 379) no Hoare annotation was computed. [2023-11-26 12:06:02,251 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 488) no Hoare annotation was computed. [2023-11-26 12:06:02,251 INFO L899 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2023-11-26 12:06:02,251 INFO L899 garLoopResultBuilder]: For program point L236-1(line 236) no Hoare annotation was computed. [2023-11-26 12:06:02,251 INFO L899 garLoopResultBuilder]: For program point L236-2(lines 236 238) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 106) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 479) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L336-2(lines 336 338) no Hoare annotation was computed. [2023-11-26 12:06:02,252 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 206) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 74) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L436(line 436) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L436-1(line 436) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L436-2(lines 436 438) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 306) no Hoare annotation was computed. [2023-11-26 12:06:02,253 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 174) no Hoare annotation was computed. [2023-11-26 12:06:02,254 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 42) no Hoare annotation was computed. [2023-11-26 12:06:02,254 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 26 567) no Hoare annotation was computed. [2023-11-26 12:06:02,255 INFO L899 garLoopResultBuilder]: For program point L536(line 536) no Hoare annotation was computed. [2023-11-26 12:06:02,255 INFO L899 garLoopResultBuilder]: For program point L536-1(line 536) no Hoare annotation was computed. [2023-11-26 12:06:02,255 INFO L899 garLoopResultBuilder]: For program point L536-2(lines 536 538) no Hoare annotation was computed. [2023-11-26 12:06:02,255 INFO L899 garLoopResultBuilder]: For program point L404(lines 404 406) no Hoare annotation was computed. [2023-11-26 12:06:02,258 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 236) no Hoare annotation was computed. [2023-11-26 12:06:02,258 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 274) no Hoare annotation was computed. [2023-11-26 12:06:02,259 INFO L899 garLoopResultBuilder]: For program point L504(lines 504 506) no Hoare annotation was computed. [2023-11-26 12:06:02,259 INFO L899 garLoopResultBuilder]: For program point L372(lines 372 374) no Hoare annotation was computed. [2023-11-26 12:06:02,259 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 236) no Hoare annotation was computed. [2023-11-26 12:06:02,259 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 352) no Hoare annotation was computed. [2023-11-26 12:06:02,259 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,260 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 474) no Hoare annotation was computed. [2023-11-26 12:06:02,261 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 488) no Hoare annotation was computed. [2023-11-26 12:06:02,261 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 136) no Hoare annotation was computed. [2023-11-26 12:06:02,261 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 288) no Hoare annotation was computed. [2023-11-26 12:06:02,262 INFO L899 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,262 INFO L899 garLoopResultBuilder]: For program point L78-1(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,262 INFO L899 garLoopResultBuilder]: For program point L78-2(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,262 INFO L899 garLoopResultBuilder]: For program point L78-3(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,262 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 288) no Hoare annotation was computed. [2023-11-26 12:06:02,263 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 61) no Hoare annotation was computed. [2023-11-26 12:06:02,263 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,263 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 161) no Hoare annotation was computed. [2023-11-26 12:06:02,264 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2023-11-26 12:06:02,264 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 261) no Hoare annotation was computed. [2023-11-26 12:06:02,265 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,265 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 129) no Hoare annotation was computed. [2023-11-26 12:06:02,265 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 59) no Hoare annotation was computed. [2023-11-26 12:06:02,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 536) no Hoare annotation was computed. [2023-11-26 12:06:02,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 88) no Hoare annotation was computed. [2023-11-26 12:06:02,266 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 361) no Hoare annotation was computed. [2023-11-26 12:06:02,267 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 229) no Hoare annotation was computed. [2023-11-26 12:06:02,267 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2023-11-26 12:06:02,267 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 97) no Hoare annotation was computed. [2023-11-26 12:06:02,267 INFO L899 garLoopResultBuilder]: For program point L16(lines 16 572) no Hoare annotation was computed. [2023-11-26 12:06:02,267 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 461) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 88) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point L314(lines 314 329) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 259) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point L182(lines 182 197) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point L116(lines 116 127) no Hoare annotation was computed. [2023-11-26 12:06:02,268 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 561) no Hoare annotation was computed. [2023-11-26 12:06:02,269 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 429) no Hoare annotation was computed. [2023-11-26 12:06:02,269 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 359) no Hoare annotation was computed. [2023-11-26 12:06:02,269 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 297) no Hoare annotation was computed. [2023-11-26 12:06:02,269 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 227) no Hoare annotation was computed. [2023-11-26 12:06:02,269 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 95) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 252) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 529) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 459) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 397) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 327) no Hoare annotation was computed. [2023-11-26 12:06:02,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 558) no Hoare annotation was computed. [2023-11-26 12:06:02,271 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 195) no Hoare annotation was computed. [2023-11-26 12:06:02,271 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 436) no Hoare annotation was computed. [2023-11-26 12:06:02,271 INFO L899 garLoopResultBuilder]: For program point L52(lines 52 54) no Hoare annotation was computed. [2023-11-26 12:06:02,271 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 559) no Hoare annotation was computed. [2023-11-26 12:06:02,271 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 497) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L548-2(lines 26 567) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 427) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 295) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L152-1(line 152) no Hoare annotation was computed. [2023-11-26 12:06:02,272 INFO L899 garLoopResultBuilder]: For program point L152-2(lines 152 154) no Hoare annotation was computed. [2023-11-26 12:06:02,273 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 152) no Hoare annotation was computed. [2023-11-26 12:06:02,273 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 527) no Hoare annotation was computed. [2023-11-26 12:06:02,273 INFO L899 garLoopResultBuilder]: For program point L384(lines 384 395) no Hoare annotation was computed. [2023-11-26 12:06:02,273 INFO L899 garLoopResultBuilder]: For program point L252(line 252) no Hoare annotation was computed. [2023-11-26 12:06:02,273 INFO L899 garLoopResultBuilder]: For program point L252-1(line 252) no Hoare annotation was computed. [2023-11-26 12:06:02,274 INFO L899 garLoopResultBuilder]: For program point L252-2(lines 252 254) no Hoare annotation was computed. [2023-11-26 12:06:02,274 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 122) no Hoare annotation was computed. [2023-11-26 12:06:02,274 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 152) no Hoare annotation was computed. [2023-11-26 12:06:02,277 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 495) no Hoare annotation was computed. [2023-11-26 12:06:02,278 INFO L899 garLoopResultBuilder]: For program point L352(line 352) no Hoare annotation was computed. [2023-11-26 12:06:02,278 INFO L899 garLoopResultBuilder]: For program point L352-1(line 352) no Hoare annotation was computed. [2023-11-26 12:06:02,278 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 354) no Hoare annotation was computed. [2023-11-26 12:06:02,278 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 222) no Hoare annotation was computed. [2023-11-26 12:06:02,278 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point L88-1(line 88) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 294) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point L88-2(lines 88 90) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point L452(line 452) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point L452-1(line 452) no Hoare annotation was computed. [2023-11-26 12:06:02,279 INFO L899 garLoopResultBuilder]: For program point L452-2(lines 452 454) no Hoare annotation was computed. [2023-11-26 12:06:02,280 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 322) no Hoare annotation was computed. [2023-11-26 12:06:02,280 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-11-26 12:06:02,280 INFO L899 garLoopResultBuilder]: For program point L188-1(line 188) no Hoare annotation was computed. [2023-11-26 12:06:02,281 INFO L899 garLoopResultBuilder]: For program point L188-2(lines 188 190) no Hoare annotation was computed. [2023-11-26 12:06:02,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 294) no Hoare annotation was computed. [2023-11-26 12:06:02,281 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2023-11-26 12:06:02,282 INFO L899 garLoopResultBuilder]: For program point L552-2(line 552) no Hoare annotation was computed. [2023-11-26 12:06:02,282 INFO L899 garLoopResultBuilder]: For program point L552-3(line 552) no Hoare annotation was computed. [2023-11-26 12:06:02,282 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 422) no Hoare annotation was computed. [2023-11-26 12:06:02,282 INFO L899 garLoopResultBuilder]: For program point L552-4(lines 552 554) no Hoare annotation was computed. [2023-11-26 12:06:02,282 INFO L899 garLoopResultBuilder]: For program point L288(line 288) no Hoare annotation was computed. [2023-11-26 12:06:02,283 INFO L899 garLoopResultBuilder]: For program point L288-2(line 288) no Hoare annotation was computed. [2023-11-26 12:06:02,283 INFO L899 garLoopResultBuilder]: For program point L288-3(line 288) no Hoare annotation was computed. [2023-11-26 12:06:02,283 INFO L899 garLoopResultBuilder]: For program point L288-4(lines 288 290) no Hoare annotation was computed. [2023-11-26 12:06:02,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 558) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 522) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point L388(line 388) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point L388-1(line 388) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point L388-2(lines 388 390) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 12:06:02,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,285 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 552) no Hoare annotation was computed. [2023-11-26 12:06:02,285 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2023-11-26 12:06:02,285 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2023-11-26 12:06:02,285 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 490) no Hoare annotation was computed. [2023-11-26 12:06:02,286 INFO L895 garLoopResultBuilder]: At program point L26-2(lines 26 567) the Hoare annotation is: (let ((.cse0 (<= 0 (+ 16 |ULTIMATE.start_main_~this_expect~0#1|))) (.cse1 (<= |ULTIMATE.start_main_~this_expect~0#1| 16))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~this_buffer_empty~0#1| 1)) (and (= |ULTIMATE.start_main_~this_buffer_empty~0#1| 0) .cse0 .cse1))) [2023-11-26 12:06:02,286 INFO L899 garLoopResultBuilder]: For program point L26-3(lines 26 567) no Hoare annotation was computed. [2023-11-26 12:06:02,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 136) no Hoare annotation was computed. [2023-11-26 12:06:02,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 352) no Hoare annotation was computed. [2023-11-26 12:06:02,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 452) no Hoare annotation was computed. [2023-11-26 12:06:02,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2023-11-26 12:06:02,287 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2023-11-26 12:06:02,287 INFO L899 garLoopResultBuilder]: For program point L558-1(line 558) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point L426-1(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point L426-2(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point L426-3(line 426) no Hoare annotation was computed. [2023-11-26 12:06:02,288 INFO L899 garLoopResultBuilder]: For program point L294(line 294) no Hoare annotation was computed. [2023-11-26 12:06:02,289 INFO L899 garLoopResultBuilder]: For program point L294-1(line 294) no Hoare annotation was computed. [2023-11-26 12:06:02,289 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 188) no Hoare annotation was computed. [2023-11-26 12:06:02,289 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 145) no Hoare annotation was computed. [2023-11-26 12:06:02,289 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 188) no Hoare annotation was computed. [2023-11-26 12:06:02,289 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 245) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point L98(lines 98 113) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 164) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 336) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 452) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 345) no Hoare annotation was computed. [2023-11-26 12:06:02,290 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 213) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 264) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 143) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 81) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 336) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 445) no Hoare annotation was computed. [2023-11-26 12:06:02,291 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 313) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 364) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 243) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 181) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point L100(lines 100 111) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point main_ERROR#1(lines 16 572) no Hoare annotation was computed. [2023-11-26 12:06:02,292 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 436) no Hoare annotation was computed. [2023-11-26 12:06:02,293 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 545) no Hoare annotation was computed. [2023-11-26 12:06:02,293 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 413) no Hoare annotation was computed. [2023-11-26 12:06:02,293 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 464) no Hoare annotation was computed. [2023-11-26 12:06:02,293 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 343) no Hoare annotation was computed. [2023-11-26 12:06:02,293 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 281) no Hoare annotation was computed. [2023-11-26 12:06:02,294 INFO L899 garLoopResultBuilder]: For program point L200(lines 200 211) no Hoare annotation was computed. [2023-11-26 12:06:02,294 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 79) no Hoare annotation was computed. [2023-11-26 12:06:02,298 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:06:02,301 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 12:06:02,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:06:02 BoogieIcfgContainer [2023-11-26 12:06:02,325 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 12:06:02,326 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:06:02,326 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:06:02,326 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:06:02,327 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:05:56" (3/4) ... [2023-11-26 12:06:02,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 12:06:02,367 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-26 12:06:02,369 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-26 12:06:02,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-26 12:06:02,372 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 12:06:02,634 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 12:06:02,635 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 12:06:02,635 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:06:02,636 INFO L158 Benchmark]: Toolchain (without parser) took 8416.65ms. Allocated memory was 186.6MB in the beginning and 226.5MB in the end (delta: 39.8MB). Free memory was 155.2MB in the beginning and 107.5MB in the end (delta: 47.7MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,637 INFO L158 Benchmark]: CDTParser took 1.20ms. Allocated memory is still 134.2MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:06:02,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.32ms. Allocated memory is still 186.6MB. Free memory was 155.0MB in the beginning and 140.0MB in the end (delta: 15.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.78ms. Allocated memory is still 186.6MB. Free memory was 140.0MB in the beginning and 134.9MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,638 INFO L158 Benchmark]: Boogie Preprocessor took 137.51ms. Allocated memory is still 186.6MB. Free memory was 134.9MB in the beginning and 130.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,638 INFO L158 Benchmark]: RCFGBuilder took 1509.77ms. Allocated memory is still 186.6MB. Free memory was 130.7MB in the beginning and 107.6MB in the end (delta: 23.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,640 INFO L158 Benchmark]: TraceAbstraction took 5677.48ms. Allocated memory was 186.6MB in the beginning and 226.5MB in the end (delta: 39.8MB). Free memory was 106.4MB in the beginning and 119.1MB in the end (delta: -12.6MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,640 INFO L158 Benchmark]: Witness Printer took 309.56ms. Allocated memory is still 226.5MB. Free memory was 119.1MB in the beginning and 107.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 12:06:02,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20ms. Allocated memory is still 134.2MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.32ms. Allocated memory is still 186.6MB. Free memory was 155.0MB in the beginning and 140.0MB in the end (delta: 15.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.78ms. Allocated memory is still 186.6MB. Free memory was 140.0MB in the beginning and 134.9MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.51ms. Allocated memory is still 186.6MB. Free memory was 134.9MB in the beginning and 130.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.77ms. Allocated memory is still 186.6MB. Free memory was 130.7MB in the beginning and 107.6MB in the end (delta: 23.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5677.48ms. Allocated memory was 186.6MB in the beginning and 226.5MB in the end (delta: 39.8MB). Free memory was 106.4MB in the beginning and 119.1MB in the end (delta: -12.6MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Witness Printer took 309.56ms. Allocated memory is still 226.5MB. Free memory was 119.1MB in the beginning and 107.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. 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: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: 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 1 procedures, 193 locations, 42 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2893 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2893 mSDsluCounter, 3682 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1666 mSDsCounter, 215 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 501 IncrementalHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 215 mSolverCounterUnsat, 2016 mSDtfsCounter, 501 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 221 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=477occurred in iteration=5, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 361 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 5 NumberOfFragments, 25 HoareAnnotationTreeSize, 1 FomulaSimplifications, 139 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 52 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 387 NumberOfCodeBlocks, 387 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 438 ConstructedInterpolants, 0 QuantifiedInterpolants, 1026 SizeOfPredicates, 0 NumberOfNonLiveVariables, 631 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 16 InterpolantComputations, 8 PerfectInterpolantSequences, 107/137 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 42 specifications checked. All of them hold - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((((0 <= (16 + this_expect)) && (this_expect <= 16)) && (this_buffer_empty == 1)) || (((this_buffer_empty == 0) && (0 <= (16 + this_expect))) && (this_expect <= 16))) RESULT: Ultimate proved your program to be correct! [2023-11-26 12:06:02,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e43e541-c693-4da3-b974-ab1875cb9d9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE