./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd --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 bb3e31ea27a42ae055477cc52227cd03cc6f718b370476afce8b6d4401091af0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:06:32,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:06:32,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-13 14:06:32,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:06:32,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:06:32,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:06:32,806 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:06:32,807 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:06:32,807 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:06:32,807 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:06:32,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:06:32,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:06:32,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:06:32,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:06:32,808 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:06:32,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:06:32,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:06:32,808 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:06:32,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:06:32,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:06:32,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:06:32,810 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:32,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:06:32,811 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:06:32,812 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:06:32,812 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:06:32,812 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:06:32,812 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd 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 -> bb3e31ea27a42ae055477cc52227cd03cc6f718b370476afce8b6d4401091af0 [2024-11-13 14:06:33,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:06:33,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:06:33,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:06:33,224 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:06:33,224 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:06:33,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i Unable to find full path for "g++" [2024-11-13 14:06:35,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:06:35,495 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:06:35,496 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/sv-benchmarks/c/array-examples/standard_init5_ground-1.i [2024-11-13 14:06:35,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/data/f1efd248f/677f7522eb4e42e6aec4da4448e169a2/FLAG67febb054 [2024-11-13 14:06:35,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/data/f1efd248f/677f7522eb4e42e6aec4da4448e169a2 [2024-11-13 14:06:35,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:06:35,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:06:35,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:35,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:06:35,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:06:35,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579c0b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35, skipping insertion in model container [2024-11-13 14:06:35,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:06:35,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:35,751 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:06:35,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:35,788 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:06:35,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35 WrapperNode [2024-11-13 14:06:35,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:35,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:35,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:06:35,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:06:35,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,824 INFO L138 Inliner]: procedures = 15, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-13 14:06:35,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:35,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:06:35,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:06:35,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:06:35,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,844 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,866 INFO L175 MemorySlicer]: Split 8 memory accesses to 2 slices as follows [2, 6]. 75 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2024-11-13 14:06:35,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:06:35,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:06:35,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:06:35,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:06:35,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (1/1) ... [2024-11-13 14:06:35,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:35,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:35,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:06:35,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:06:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:06:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:06:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 14:06:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 14:06:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 14:06:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 14:06:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:06:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:06:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 14:06:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 14:06:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 14:06:36,053 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:06:36,055 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:06:36,284 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 14:06:36,284 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:06:36,299 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:06:36,300 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 14:06:36,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:36 BoogieIcfgContainer [2024-11-13 14:06:36,301 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:06:36,305 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:06:36,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:06:36,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:06:36,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:06:35" (1/3) ... [2024-11-13 14:06:36,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@549c9ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:36, skipping insertion in model container [2024-11-13 14:06:36,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:35" (2/3) ... [2024-11-13 14:06:36,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@549c9ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:36, skipping insertion in model container [2024-11-13 14:06:36,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:36" (3/3) ... [2024-11-13 14:06:36,318 INFO L112 eAbstractionObserver]: Analyzing ICFG standard_init5_ground-1.i [2024-11-13 14:06:36,335 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:06:36,337 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG standard_init5_ground-1.i that has 1 procedures, 46 locations, 1 initial locations, 6 loop locations, and 12 error locations. [2024-11-13 14:06:36,399 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:06:36,412 INFO L333 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, 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;@a1f2b08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:06:36,413 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-13 14:06:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 33 states have (on average 1.7878787878787878) internal successors, (59), 45 states have internal predecessors, (59), 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) [2024-11-13 14:06:36,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 14:06:36,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:36,426 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-13 14:06:36,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:36,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:36,432 INFO L85 PathProgramCache]: Analyzing trace with hash 925764, now seen corresponding path program 1 times [2024-11-13 14:06:36,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:36,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947642401] [2024-11-13 14:06:36,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:36,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:36,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:06:36,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:36,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947642401] [2024-11-13 14:06:36,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947642401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:36,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:36,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:06:36,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128502940] [2024-11-13 14:06:36,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:36,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:06:36,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:36,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:06:36,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:06:36,696 INFO L87 Difference]: Start difference. First operand has 46 states, 33 states have (on average 1.7878787878787878) internal successors, (59), 45 states have internal predecessors, (59), 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, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-13 14:06:36,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:36,888 INFO L93 Difference]: Finished difference Result 101 states and 143 transitions. [2024-11-13 14:06:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:06:36,894 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-11-13 14:06:36,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:36,903 INFO L225 Difference]: With dead ends: 101 [2024-11-13 14:06:36,903 INFO L226 Difference]: Without dead ends: 54 [2024-11-13 14:06:36,905 INFO L431 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 [2024-11-13 14:06:36,908 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 9 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:36,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 49 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:06:36,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-11-13 14:06:36,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-11-13 14:06:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 53 states have internal predecessors, (59), 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) [2024-11-13 14:06:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 59 transitions. [2024-11-13 14:06:36,939 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 59 transitions. Word has length 4 [2024-11-13 14:06:36,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:36,940 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 59 transitions. [2024-11-13 14:06:36,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-13 14:06:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2024-11-13 14:06:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 14:06:36,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:36,941 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-11-13 14:06:36,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:06:36,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:36,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:36,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1809675114, now seen corresponding path program 1 times [2024-11-13 14:06:36,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:36,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564321234] [2024-11-13 14:06:36,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:36,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:37,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:06:37,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:37,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564321234] [2024-11-13 14:06:37,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564321234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:06:37,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90147546] [2024-11-13 14:06:37,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:37,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:37,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:37,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:06:37,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:06:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:37,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 14:06:37,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:06:37,163 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:06:37,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90147546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:37,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:06:37,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-13 14:06:37,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187005845] [2024-11-13 14:06:37,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:37,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:06:37,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:37,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:06:37,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:06:37,170 INFO L87 Difference]: Start difference. First operand 54 states and 59 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-13 14:06:37,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:37,311 INFO L93 Difference]: Finished difference Result 54 states and 59 transitions. [2024-11-13 14:06:37,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:06:37,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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 7 [2024-11-13 14:06:37,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:37,312 INFO L225 Difference]: With dead ends: 54 [2024-11-13 14:06:37,312 INFO L226 Difference]: Without dead ends: 49 [2024-11-13 14:06:37,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:06:37,313 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 17 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:37,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:06:37,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-13 14:06:37,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-13 14:06:37,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 48 states have internal predecessors, (54), 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) [2024-11-13 14:06:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2024-11-13 14:06:37,325 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 7 [2024-11-13 14:06:37,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:37,325 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2024-11-13 14:06:37,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-13 14:06:37,325 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2024-11-13 14:06:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 14:06:37,325 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:37,325 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2024-11-13 14:06:37,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:06:37,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:37,532 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:37,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:37,533 INFO L85 PathProgramCache]: Analyzing trace with hash 265353730, now seen corresponding path program 1 times [2024-11-13 14:06:37,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:37,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101255581] [2024-11-13 14:06:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:37,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:37,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 14:06:37,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:37,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101255581] [2024-11-13 14:06:37,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101255581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:37,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:37,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:06:37,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130710608] [2024-11-13 14:06:37,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:37,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:06:37,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:37,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:06:37,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:06:37,607 INFO L87 Difference]: Start difference. First operand 49 states and 54 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-13 14:06:37,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:37,681 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2024-11-13 14:06:37,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:06:37,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2024-11-13 14:06:37,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:37,683 INFO L225 Difference]: With dead ends: 49 [2024-11-13 14:06:37,684 INFO L226 Difference]: Without dead ends: 44 [2024-11-13 14:06:37,684 INFO L431 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 [2024-11-13 14:06:37,685 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 8 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:37,686 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 28 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:06:37,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2024-11-13 14:06:37,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 34. [2024-11-13 14:06:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 32 states have (on average 1.21875) internal successors, (39), 33 states have internal predecessors, (39), 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) [2024-11-13 14:06:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2024-11-13 14:06:37,698 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 8 [2024-11-13 14:06:37,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:37,698 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2024-11-13 14:06:37,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2024-11-13 14:06:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2024-11-13 14:06:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 14:06:37,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:37,700 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:37,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:06:37,702 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:37,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:37,703 INFO L85 PathProgramCache]: Analyzing trace with hash -157249822, now seen corresponding path program 1 times [2024-11-13 14:06:37,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:37,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752365962] [2024-11-13 14:06:37,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:37,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 14:06:37,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:37,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752365962] [2024-11-13 14:06:37,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752365962] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:06:37,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511097405] [2024-11-13 14:06:37,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:37,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:37,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:37,906 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:06:37,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 14:06:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:37,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 14:06:37,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 14:06:38,007 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:06:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 14:06:38,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511097405] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:06:38,043 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:06:38,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-13 14:06:38,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049886433] [2024-11-13 14:06:38,044 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:06:38,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 14:06:38,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:38,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:06:38,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:06:38,046 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 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) [2024-11-13 14:06:38,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:38,259 INFO L93 Difference]: Finished difference Result 107 states and 131 transitions. [2024-11-13 14:06:38,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:06:38,261 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 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 [2024-11-13 14:06:38,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:38,262 INFO L225 Difference]: With dead ends: 107 [2024-11-13 14:06:38,262 INFO L226 Difference]: Without dead ends: 79 [2024-11-13 14:06:38,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:06:38,263 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 44 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:38,263 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 46 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:06:38,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-13 14:06:38,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-13 14:06:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 77 states have (on average 1.0909090909090908) internal successors, (84), 78 states have internal predecessors, (84), 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) [2024-11-13 14:06:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 84 transitions. [2024-11-13 14:06:38,285 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 84 transitions. Word has length 31 [2024-11-13 14:06:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:38,285 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 84 transitions. [2024-11-13 14:06:38,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 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) [2024-11-13 14:06:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2024-11-13 14:06:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 14:06:38,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:38,288 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:38,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 14:06:38,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:38,488 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:38,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:38,489 INFO L85 PathProgramCache]: Analyzing trace with hash 681338692, now seen corresponding path program 2 times [2024-11-13 14:06:38,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:38,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250863670] [2024-11-13 14:06:38,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:38,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-13 14:06:38,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:38,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250863670] [2024-11-13 14:06:38,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250863670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:38,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:38,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:06:38,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027928857] [2024-11-13 14:06:38,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:38,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:06:38,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:38,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:06:38,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:06:38,757 INFO L87 Difference]: Start difference. First operand 79 states and 84 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-11-13 14:06:38,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:38,796 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2024-11-13 14:06:38,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:06:38,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 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 76 [2024-11-13 14:06:38,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:38,798 INFO L225 Difference]: With dead ends: 86 [2024-11-13 14:06:38,800 INFO L226 Difference]: Without dead ends: 84 [2024-11-13 14:06:38,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:06:38,802 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 1 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:38,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 85 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:06:38,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-13 14:06:38,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-13 14:06:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 82 states have (on average 1.0853658536585367) internal successors, (89), 83 states have internal predecessors, (89), 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) [2024-11-13 14:06:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2024-11-13 14:06:38,819 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 76 [2024-11-13 14:06:38,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:38,820 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2024-11-13 14:06:38,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-11-13 14:06:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2024-11-13 14:06:38,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 14:06:38,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:38,825 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:38,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:06:38,826 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:38,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:38,826 INFO L85 PathProgramCache]: Analyzing trace with hash 402846296, now seen corresponding path program 1 times [2024-11-13 14:06:38,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:38,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111035575] [2024-11-13 14:06:38,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:38,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 14:06:39,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:39,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111035575] [2024-11-13 14:06:39,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111035575] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:06:39,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814366100] [2024-11-13 14:06:39,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:39,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:39,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:39,131 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:06:39,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 14:06:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:39,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:06:39,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 14:06:39,358 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:06:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 14:06:39,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814366100] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:06:39,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:06:39,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-13 14:06:39,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876202884] [2024-11-13 14:06:39,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:06:39,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 14:06:39,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:39,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 14:06:39,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:06:39,484 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 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) [2024-11-13 14:06:39,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:39,933 INFO L93 Difference]: Finished difference Result 243 states and 282 transitions. [2024-11-13 14:06:39,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 14:06:39,934 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 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 81 [2024-11-13 14:06:39,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:39,935 INFO L225 Difference]: With dead ends: 243 [2024-11-13 14:06:39,936 INFO L226 Difference]: Without dead ends: 174 [2024-11-13 14:06:39,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:06:39,938 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 196 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:39,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 37 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 14:06:39,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-13 14:06:39,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2024-11-13 14:06:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 172 states have (on average 1.0406976744186047) internal successors, (179), 173 states have internal predecessors, (179), 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) [2024-11-13 14:06:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 179 transitions. [2024-11-13 14:06:39,959 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 179 transitions. Word has length 81 [2024-11-13 14:06:39,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:39,959 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 179 transitions. [2024-11-13 14:06:39,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 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) [2024-11-13 14:06:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 179 transitions. [2024-11-13 14:06:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 14:06:39,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:39,963 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:39,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-13 14:06:40,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:40,168 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:40,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:40,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1336919656, now seen corresponding path program 2 times [2024-11-13 14:06:40,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:40,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846461577] [2024-11-13 14:06:40,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-13 14:06:41,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:41,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846461577] [2024-11-13 14:06:41,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846461577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:06:41,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30832413] [2024-11-13 14:06:41,013 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:06:41,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:41,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:41,015 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:06:41,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 14:06:41,218 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:06:41,218 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:06:41,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 14:06:41,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-13 14:06:41,336 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:06:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-13 14:06:41,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30832413] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:06:41,758 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:06:41,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2024-11-13 14:06:41,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402979487] [2024-11-13 14:06:41,759 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:06:41,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-13 14:06:41,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:41,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-13 14:06:41,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-13 14:06:41,762 INFO L87 Difference]: Start difference. First operand 174 states and 179 transitions. Second operand has 25 states, 25 states have (on average 3.84) internal successors, (96), 25 states have internal predecessors, (96), 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) [2024-11-13 14:06:42,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:42,709 INFO L93 Difference]: Finished difference Result 495 states and 564 transitions. [2024-11-13 14:06:42,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-13 14:06:42,710 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 3.84) internal successors, (96), 25 states have internal predecessors, (96), 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 171 [2024-11-13 14:06:42,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:42,713 INFO L225 Difference]: With dead ends: 495 [2024-11-13 14:06:42,714 INFO L226 Difference]: Without dead ends: 354 [2024-11-13 14:06:42,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-13 14:06:42,717 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 508 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:42,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 73 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 14:06:42,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-13 14:06:42,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2024-11-13 14:06:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 352 states have (on average 1.0198863636363635) internal successors, (359), 353 states have internal predecessors, (359), 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) [2024-11-13 14:06:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 359 transitions. [2024-11-13 14:06:42,771 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 359 transitions. Word has length 171 [2024-11-13 14:06:42,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:42,773 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 359 transitions. [2024-11-13 14:06:42,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.84) internal successors, (96), 25 states have internal predecessors, (96), 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) [2024-11-13 14:06:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 359 transitions. [2024-11-13 14:06:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-11-13 14:06:42,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:42,785 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:42,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-13 14:06:42,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-13 14:06:42,986 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:42,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:42,986 INFO L85 PathProgramCache]: Analyzing trace with hash 539793432, now seen corresponding path program 3 times [2024-11-13 14:06:42,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:42,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479154016] [2024-11-13 14:06:42,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:42,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2864 trivial. 0 not checked. [2024-11-13 14:06:45,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:45,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479154016] [2024-11-13 14:06:45,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479154016] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:06:45,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474453111] [2024-11-13 14:06:45,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-13 14:06:45,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:45,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:45,361 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:06:45,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 14:06:45,565 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-13 14:06:45,565 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:06:45,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:06:45,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3575 trivial. 0 not checked. [2024-11-13 14:06:45,702 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:06:45,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474453111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:45,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:06:45,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25] total 28 [2024-11-13 14:06:45,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064471498] [2024-11-13 14:06:45,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:45,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:06:45,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:45,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:06:45,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=449, Unknown=0, NotChecked=0, Total=756 [2024-11-13 14:06:45,706 INFO L87 Difference]: Start difference. First operand 354 states and 359 transitions. Second operand has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2024-11-13 14:06:45,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:45,747 INFO L93 Difference]: Finished difference Result 354 states and 359 transitions. [2024-11-13 14:06:45,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:06:45,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 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 351 [2024-11-13 14:06:45,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:45,752 INFO L225 Difference]: With dead ends: 354 [2024-11-13 14:06:45,754 INFO L226 Difference]: Without dead ends: 353 [2024-11-13 14:06:45,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=307, Invalid=449, Unknown=0, NotChecked=0, Total=756 [2024-11-13 14:06:45,756 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 1 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:45,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 107 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:06:45,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2024-11-13 14:06:45,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2024-11-13 14:06:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 352 states have (on average 1.0170454545454546) internal successors, (358), 352 states have internal predecessors, (358), 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) [2024-11-13 14:06:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 358 transitions. [2024-11-13 14:06:45,791 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 358 transitions. Word has length 351 [2024-11-13 14:06:45,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:45,792 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 358 transitions. [2024-11-13 14:06:45,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2024-11-13 14:06:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 358 transitions. [2024-11-13 14:06:45,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2024-11-13 14:06:45,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:45,801 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:45,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 14:06:46,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:06:46,006 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-13 14:06:46,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:46,007 INFO L85 PathProgramCache]: Analyzing trace with hash -446272652, now seen corresponding path program 1 times [2024-11-13 14:06:46,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:46,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783378641] [2024-11-13 14:06:46,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:46,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:46,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3576 trivial. 0 not checked. [2024-11-13 14:06:46,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:46,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783378641] [2024-11-13 14:06:46,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783378641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:46,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:46,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:06:46,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995932664] [2024-11-13 14:06:46,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:46,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:06:46,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:46,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:06:46,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:06:46,471 INFO L87 Difference]: Start difference. First operand 353 states and 358 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2024-11-13 14:06:46,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:46,499 INFO L93 Difference]: Finished difference Result 353 states and 358 transitions. [2024-11-13 14:06:46,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:06:46,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 352 [2024-11-13 14:06:46,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:46,501 INFO L225 Difference]: With dead ends: 353 [2024-11-13 14:06:46,501 INFO L226 Difference]: Without dead ends: 0 [2024-11-13 14:06:46,503 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:06:46,505 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:46,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:06:46,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-13 14:06:46,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-13 14:06:46,508 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) [2024-11-13 14:06:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-13 14:06:46,508 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 352 [2024-11-13 14:06:46,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:46,508 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 14:06:46,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2024-11-13 14:06:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-13 14:06:46,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 14:06:46,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2024-11-13 14:06:46,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2024-11-13 14:06:46,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2024-11-13 14:06:46,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2024-11-13 14:06:46,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2024-11-13 14:06:46,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2024-11-13 14:06:46,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2024-11-13 14:06:46,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 14:06:46,518 INFO L407 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1] [2024-11-13 14:06:46,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-13 14:06:46,645 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:06:46,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:06:46 BoogieIcfgContainer [2024-11-13 14:06:46,662 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:06:46,662 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:06:46,663 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:06:46,663 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:06:46,664 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:36" (3/4) ... [2024-11-13 14:06:46,667 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 14:06:46,677 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 14:06:46,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 14:06:46,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 14:06:46,678 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 14:06:46,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:06:46,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 14:06:46,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:06:46,786 INFO L158 Benchmark]: Toolchain (without parser) took 11263.25ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 92.2MB in the beginning and 111.0MB in the end (delta: -18.8MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2024-11-13 14:06:46,787 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:46,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.88ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:46,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.05ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:46,788 INFO L158 Benchmark]: Boogie Preprocessor took 56.14ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:46,788 INFO L158 Benchmark]: RCFGBuilder took 416.03ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 66.8MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:46,788 INFO L158 Benchmark]: TraceAbstraction took 10357.29ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 66.0MB in the beginning and 116.3MB in the end (delta: -50.4MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2024-11-13 14:06:46,789 INFO L158 Benchmark]: Witness Printer took 122.65ms. Allocated memory is still 243.3MB. Free memory was 116.3MB in the beginning and 111.0MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:46,794 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.88ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.05ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.14ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 416.03ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 66.8MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 10357.29ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 66.0MB in the beginning and 116.3MB in the end (delta: -50.4MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * Witness Printer took 122.65ms. Allocated memory is still 243.3MB. Free memory was 116.3MB in the beginning and 111.0MB in the end (delta: 5.3MB). There was no memory consumed. 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: 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, 46 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 9, TraceHistogramMax: 22, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 784 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 784 mSDsluCounter, 528 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 520 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 805 IncrementalHoareTripleChecker+Invalid, 1325 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 520 mSolverCounterUnsat, 211 mSDtfsCounter, 805 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 978 GetRequests, 904 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=354occurred in iteration=7, InterpolantAutomatonStates: 64, 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, 9 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 1722 NumberOfCodeBlocks, 1407 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1988 ConstructedInterpolants, 0 QuantifiedInterpolants, 2474 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1036 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 12178/13399 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 12 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((0 < i) || (i == 0)) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((0 < i) || (i == 0)) - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((0 < i) || (i == 0)) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((0 < i) || (i == 0)) - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: ((0 < i) || (i == 0)) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: (0 < (2147483649 + x)) RESULT: Ultimate proved your program to be correct! [2024-11-13 14:06:46,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_861a9d6c-06c2-4f9a-a0cc-544b1876e529/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE