./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:04:08,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:04:08,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 05:04:08,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:04:08,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:04:08,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:04:08,408 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:04:08,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:04:08,410 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:04:08,410 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:04:08,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:04:08,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:04:08,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:04:08,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:04:08,413 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:04:08,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:04:08,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:04:08,414 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:04:08,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:04:08,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:04:08,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:04:08,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:04:08,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:04:08,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:04:08,418 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 05:04:08,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 05:04:08,419 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:04:08,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:04:08,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:04:08,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:04:08,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:04:08,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:04:08,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:04:08,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:04:08,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:04:08,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:04:08,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:04:08,422 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:04:08,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:04:08,423 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:04:08,423 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:04:08,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:04:08,424 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:04:08,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:04:08,424 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad [2023-11-29 05:04:08,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:04:08,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:04:08,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:04:08,661 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:04:08,661 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:04:08,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2023-11-29 05:04:11,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:04:11,588 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:04:11,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2023-11-29 05:04:11,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/data/50b16400d/6c72db284885462789fde0cd78d8a374/FLAGc2bcefe0d [2023-11-29 05:04:11,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/data/50b16400d/6c72db284885462789fde0cd78d8a374 [2023-11-29 05:04:11,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:04:11,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:04:11,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:04:11,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:04:11,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:04:11,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc10e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11, skipping insertion in model container [2023-11-29 05:04:11,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:04:11,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:04:11,783 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:04:11,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:04:11,818 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:04:11,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11 WrapperNode [2023-11-29 05:04:11,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:04:11,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:04:11,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:04:11,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:04:11,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,865 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2023-11-29 05:04:11,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:04:11,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:04:11,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:04:11,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:04:11,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,882 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,896 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 05:04:11,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:04:11,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:04:11,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:04:11,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:04:11,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (1/1) ... [2023-11-29 05:04:11,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:04:11,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:11,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:04:11,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:04:11,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:04:11,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:04:11,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:04:11,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:04:11,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 05:04:11,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 05:04:12,053 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:04:12,055 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:04:12,589 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:04:12,618 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:04:12,618 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:04:12,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:04:12 BoogieIcfgContainer [2023-11-29 05:04:12,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:04:12,621 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:04:12,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:04:12,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:04:12,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:04:11" (1/3) ... [2023-11-29 05:04:12,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692f6e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:04:12, skipping insertion in model container [2023-11-29 05:04:12,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:11" (2/3) ... [2023-11-29 05:04:12,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692f6e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:04:12, skipping insertion in model container [2023-11-29 05:04:12,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:04:12" (3/3) ... [2023-11-29 05:04:12,628 INFO L112 eAbstractionObserver]: Analyzing ICFG ps6-ll_unwindbound10.c [2023-11-29 05:04:12,647 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:04:12,647 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 104 error locations. [2023-11-29 05:04:12,694 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:04:12,700 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36582403, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:04:12,700 INFO L358 AbstractCegarLoop]: Starting to check reachability of 104 error locations. [2023-11-29 05:04:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 223 states, 114 states have (on average 1.956140350877193) internal successors, (223), 218 states have internal predecessors, (223), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:12,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-29 05:04:12,709 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:12,710 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 05:04:12,710 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:12,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:12,714 INFO L85 PathProgramCache]: Analyzing trace with hash 271673227, now seen corresponding path program 1 times [2023-11-29 05:04:12,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:12,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620948203] [2023-11-29 05:04:12,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:12,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:12,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:12,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620948203] [2023-11-29 05:04:12,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620948203] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:12,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:12,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:12,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762921973] [2023-11-29 05:04:12,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:12,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:04:12,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:12,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:04:12,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:04:12,865 INFO L87 Difference]: Start difference. First operand has 223 states, 114 states have (on average 1.956140350877193) internal successors, (223), 218 states have internal predecessors, (223), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:12,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:12,907 INFO L93 Difference]: Finished difference Result 419 states and 458 transitions. [2023-11-29 05:04:12,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:04:12,909 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2023-11-29 05:04:12,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:12,918 INFO L225 Difference]: With dead ends: 419 [2023-11-29 05:04:12,918 INFO L226 Difference]: Without dead ends: 195 [2023-11-29 05:04:12,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:04:12,926 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:12,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:12,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-29 05:04:12,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2023-11-29 05:04:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 113 states have (on average 1.7079646017699115) internal successors, (193), 191 states have internal predecessors, (193), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 197 transitions. [2023-11-29 05:04:12,975 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 197 transitions. Word has length 5 [2023-11-29 05:04:12,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:12,975 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 197 transitions. [2023-11-29 05:04:12,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 197 transitions. [2023-11-29 05:04:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-29 05:04:12,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:12,976 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-29 05:04:12,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 05:04:12,977 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:12,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:12,978 INFO L85 PathProgramCache]: Analyzing trace with hash 271732809, now seen corresponding path program 1 times [2023-11-29 05:04:12,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:12,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941409587] [2023-11-29 05:04:12,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:12,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:13,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:13,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941409587] [2023-11-29 05:04:13,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941409587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:13,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:13,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:13,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315448563] [2023-11-29 05:04:13,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:13,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:04:13,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:13,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:04:13,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:13,064 INFO L87 Difference]: Start difference. First operand 195 states and 197 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:13,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:13,124 INFO L93 Difference]: Finished difference Result 286 states and 288 transitions. [2023-11-29 05:04:13,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:04:13,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2023-11-29 05:04:13,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:13,127 INFO L225 Difference]: With dead ends: 286 [2023-11-29 05:04:13,127 INFO L226 Difference]: Without dead ends: 199 [2023-11-29 05:04:13,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:04:13,129 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 4 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:13,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 572 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:13,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-29 05:04:13,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2023-11-29 05:04:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 117 states have (on average 1.6837606837606838) internal successors, (197), 195 states have internal predecessors, (197), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 201 transitions. [2023-11-29 05:04:13,144 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 201 transitions. Word has length 5 [2023-11-29 05:04:13,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:13,144 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 201 transitions. [2023-11-29 05:04:13,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 201 transitions. [2023-11-29 05:04:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-29 05:04:13,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:13,145 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:13,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 05:04:13,146 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:13,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:13,146 INFO L85 PathProgramCache]: Analyzing trace with hash -821192215, now seen corresponding path program 1 times [2023-11-29 05:04:13,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:13,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137264469] [2023-11-29 05:04:13,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:13,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:13,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:13,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137264469] [2023-11-29 05:04:13,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137264469] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:13,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:13,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:13,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026666089] [2023-11-29 05:04:13,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:13,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:04:13,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:13,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:04:13,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:13,193 INFO L87 Difference]: Start difference. First operand 199 states and 201 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) [2023-11-29 05:04:13,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:13,654 INFO L93 Difference]: Finished difference Result 363 states and 367 transitions. [2023-11-29 05:04:13,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:04:13,655 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 [2023-11-29 05:04:13,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:13,658 INFO L225 Difference]: With dead ends: 363 [2023-11-29 05:04:13,658 INFO L226 Difference]: Without dead ends: 299 [2023-11-29 05:04:13,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:13,660 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 102 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:13,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 136 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:04:13,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2023-11-29 05:04:13,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 289. [2023-11-29 05:04:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 206 states have (on average 1.4368932038834952) internal successors, (296), 284 states have internal predecessors, (296), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 302 transitions. [2023-11-29 05:04:13,678 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 302 transitions. Word has length 8 [2023-11-29 05:04:13,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:13,678 INFO L495 AbstractCegarLoop]: Abstraction has 289 states and 302 transitions. [2023-11-29 05:04:13,679 INFO L496 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) [2023-11-29 05:04:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 302 transitions. [2023-11-29 05:04:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-29 05:04:13,680 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:13,680 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:13,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 05:04:13,681 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:13,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:13,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1750947153, now seen corresponding path program 1 times [2023-11-29 05:04:13,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:13,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61870492] [2023-11-29 05:04:13,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:13,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:13,699 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:13,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [595522218] [2023-11-29 05:04:13,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:13,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:13,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:13,709 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:13,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:04:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:13,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:04:13,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:13,850 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:13,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:13,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61870492] [2023-11-29 05:04:13,851 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:13,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595522218] [2023-11-29 05:04:13,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595522218] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:13,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:13,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:13,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748933435] [2023-11-29 05:04:13,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:13,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:04:13,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:13,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:04:13,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:13,854 INFO L87 Difference]: Start difference. First operand 289 states and 302 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:13,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:13,924 INFO L93 Difference]: Finished difference Result 313 states and 320 transitions. [2023-11-29 05:04:13,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:04:13,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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 46 [2023-11-29 05:04:13,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:13,927 INFO L225 Difference]: With dead ends: 313 [2023-11-29 05:04:13,927 INFO L226 Difference]: Without dead ends: 311 [2023-11-29 05:04:13,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:13,929 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 76 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:13,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 354 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:13,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2023-11-29 05:04:13,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 289. [2023-11-29 05:04:13,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 206 states have (on average 1.4271844660194175) internal successors, (294), 284 states have internal predecessors, (294), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 300 transitions. [2023-11-29 05:04:13,943 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 300 transitions. Word has length 46 [2023-11-29 05:04:13,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:13,944 INFO L495 AbstractCegarLoop]: Abstraction has 289 states and 300 transitions. [2023-11-29 05:04:13,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 300 transitions. [2023-11-29 05:04:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-29 05:04:13,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:13,946 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:13,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:14,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:14,151 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:14,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:14,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1555213238, now seen corresponding path program 1 times [2023-11-29 05:04:14,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:14,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474038533] [2023-11-29 05:04:14,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:14,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:14,162 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:14,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1136854050] [2023-11-29 05:04:14,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:14,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:14,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:14,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:14,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:04:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:14,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:04:14,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:14,282 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:14,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:14,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474038533] [2023-11-29 05:04:14,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:14,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136854050] [2023-11-29 05:04:14,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136854050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:14,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:14,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:14,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303191294] [2023-11-29 05:04:14,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:14,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:04:14,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:14,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:04:14,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:14,285 INFO L87 Difference]: Start difference. First operand 289 states and 300 transitions. Second operand has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:14,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:14,349 INFO L93 Difference]: Finished difference Result 315 states and 318 transitions. [2023-11-29 05:04:14,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:04:14,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 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 47 [2023-11-29 05:04:14,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:14,352 INFO L225 Difference]: With dead ends: 315 [2023-11-29 05:04:14,352 INFO L226 Difference]: Without dead ends: 310 [2023-11-29 05:04:14,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:14,354 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 71 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:14,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 358 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:14,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2023-11-29 05:04:14,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 288. [2023-11-29 05:04:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 205 states have (on average 1.4097560975609755) internal successors, (289), 283 states have internal predecessors, (289), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 295 transitions. [2023-11-29 05:04:14,365 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 295 transitions. Word has length 47 [2023-11-29 05:04:14,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:14,366 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 295 transitions. [2023-11-29 05:04:14,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 295 transitions. [2023-11-29 05:04:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-29 05:04:14,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:14,367 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:14,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 05:04:14,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:14,577 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:14,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:14,577 INFO L85 PathProgramCache]: Analyzing trace with hash 966970257, now seen corresponding path program 1 times [2023-11-29 05:04:14,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:14,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70609805] [2023-11-29 05:04:14,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:14,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:14,590 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:14,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [44571635] [2023-11-29 05:04:14,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:14,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:14,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:14,591 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:14,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:04:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:14,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:04:14,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:14,777 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:14,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:14,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70609805] [2023-11-29 05:04:14,777 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:14,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44571635] [2023-11-29 05:04:14,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44571635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:14,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:14,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:04:14,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055445470] [2023-11-29 05:04:14,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:14,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:04:14,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:14,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:04:14,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:14,780 INFO L87 Difference]: Start difference. First operand 288 states and 295 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:14,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:14,990 INFO L93 Difference]: Finished difference Result 310 states and 313 transitions. [2023-11-29 05:04:14,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:04:14,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 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 48 [2023-11-29 05:04:14,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:14,993 INFO L225 Difference]: With dead ends: 310 [2023-11-29 05:04:14,993 INFO L226 Difference]: Without dead ends: 267 [2023-11-29 05:04:14,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:14,994 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 156 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:14,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 283 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:04:14,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-29 05:04:15,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 247. [2023-11-29 05:04:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 164 states have (on average 1.5) internal successors, (246), 242 states have internal predecessors, (246), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 252 transitions. [2023-11-29 05:04:15,005 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 252 transitions. Word has length 48 [2023-11-29 05:04:15,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:15,006 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 252 transitions. [2023-11-29 05:04:15,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:04:15,006 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 252 transitions. [2023-11-29 05:04:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-29 05:04:15,007 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:15,007 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:15,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 05:04:15,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:15,208 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:15,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:15,209 INFO L85 PathProgramCache]: Analyzing trace with hash 337766354, now seen corresponding path program 1 times [2023-11-29 05:04:15,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:15,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490197093] [2023-11-29 05:04:15,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:15,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:15,221 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:15,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1460404872] [2023-11-29 05:04:15,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:15,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:15,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:15,223 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:15,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:04:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:15,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:04:15,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:15,372 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:15,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:15,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490197093] [2023-11-29 05:04:15,372 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:15,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460404872] [2023-11-29 05:04:15,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460404872] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:15,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:15,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:15,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897321928] [2023-11-29 05:04:15,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:15,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:04:15,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:15,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:04:15,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:15,375 INFO L87 Difference]: Start difference. First operand 247 states and 252 transitions. Second operand has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:15,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:15,389 INFO L93 Difference]: Finished difference Result 247 states and 252 transitions. [2023-11-29 05:04:15,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:04:15,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2023-11-29 05:04:15,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:15,391 INFO L225 Difference]: With dead ends: 247 [2023-11-29 05:04:15,391 INFO L226 Difference]: Without dead ends: 246 [2023-11-29 05:04:15,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:15,393 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 138 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:15,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 196 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:15,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-29 05:04:15,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2023-11-29 05:04:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 164 states have (on average 1.4878048780487805) internal successors, (244), 241 states have internal predecessors, (244), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 250 transitions. [2023-11-29 05:04:15,403 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 250 transitions. Word has length 56 [2023-11-29 05:04:15,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:15,404 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 250 transitions. [2023-11-29 05:04:15,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 250 transitions. [2023-11-29 05:04:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-29 05:04:15,405 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:15,406 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:15,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:15,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:15,611 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:15,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:15,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1880822529, now seen corresponding path program 1 times [2023-11-29 05:04:15,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:15,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473539790] [2023-11-29 05:04:15,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:15,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:15,622 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:15,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [885512133] [2023-11-29 05:04:15,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:15,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:15,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:15,623 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:15,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 05:04:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:15,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:04:15,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:15,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:15,750 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:15,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:15,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473539790] [2023-11-29 05:04:15,751 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:15,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885512133] [2023-11-29 05:04:15,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885512133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:15,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:15,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:15,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804768419] [2023-11-29 05:04:15,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:15,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:04:15,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:15,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:04:15,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:15,753 INFO L87 Difference]: Start difference. First operand 246 states and 250 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:15,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:15,773 INFO L93 Difference]: Finished difference Result 247 states and 250 transitions. [2023-11-29 05:04:15,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:04:15,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2023-11-29 05:04:15,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:15,775 INFO L225 Difference]: With dead ends: 247 [2023-11-29 05:04:15,785 INFO L226 Difference]: Without dead ends: 246 [2023-11-29 05:04:15,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:04:15,787 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 0 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:15,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 381 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:15,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-29 05:04:15,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2023-11-29 05:04:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 164 states have (on average 1.4817073170731707) internal successors, (243), 241 states have internal predecessors, (243), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:15,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 249 transitions. [2023-11-29 05:04:15,798 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 249 transitions. Word has length 57 [2023-11-29 05:04:15,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:15,799 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 249 transitions. [2023-11-29 05:04:15,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:15,799 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 249 transitions. [2023-11-29 05:04:15,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-29 05:04:15,800 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:15,800 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:15,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 05:04:16,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:16,001 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:16,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:16,002 INFO L85 PathProgramCache]: Analyzing trace with hash -156389435, now seen corresponding path program 1 times [2023-11-29 05:04:16,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:16,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539830924] [2023-11-29 05:04:16,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:16,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:16,012 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:16,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [596317668] [2023-11-29 05:04:16,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:16,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:16,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:16,014 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:16,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 05:04:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:16,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:16,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:16,150 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:16,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:16,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539830924] [2023-11-29 05:04:16,150 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:16,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596317668] [2023-11-29 05:04:16,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596317668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:16,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:16,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:04:16,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907118756] [2023-11-29 05:04:16,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:16,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:04:16,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:16,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:04:16,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:16,153 INFO L87 Difference]: Start difference. First operand 246 states and 249 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:16,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:16,631 INFO L93 Difference]: Finished difference Result 433 states and 439 transitions. [2023-11-29 05:04:16,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:04:16,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2023-11-29 05:04:16,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:16,635 INFO L225 Difference]: With dead ends: 433 [2023-11-29 05:04:16,635 INFO L226 Difference]: Without dead ends: 368 [2023-11-29 05:04:16,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:16,636 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 121 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:16,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 158 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:04:16,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2023-11-29 05:04:16,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 353. [2023-11-29 05:04:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.3531598513011152) internal successors, (364), 346 states have internal predecessors, (364), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:04:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 374 transitions. [2023-11-29 05:04:16,651 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 374 transitions. Word has length 61 [2023-11-29 05:04:16,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:16,652 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 374 transitions. [2023-11-29 05:04:16,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 374 transitions. [2023-11-29 05:04:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-29 05:04:16,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:16,654 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:16,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 05:04:16,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:16,861 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:16,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:16,861 INFO L85 PathProgramCache]: Analyzing trace with hash 72694558, now seen corresponding path program 1 times [2023-11-29 05:04:16,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:16,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115440536] [2023-11-29 05:04:16,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:16,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:16,871 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:16,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [942814548] [2023-11-29 05:04:16,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:16,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:16,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:16,872 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:16,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 05:04:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:16,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:04:16,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:17,034 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:17,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:17,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115440536] [2023-11-29 05:04:17,034 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:17,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942814548] [2023-11-29 05:04:17,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [942814548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:17,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:17,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:04:17,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662564915] [2023-11-29 05:04:17,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:17,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:04:17,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:17,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:04:17,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:17,037 INFO L87 Difference]: Start difference. First operand 353 states and 374 transitions. Second operand has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:17,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:17,148 INFO L93 Difference]: Finished difference Result 355 states and 374 transitions. [2023-11-29 05:04:17,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:04:17,149 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2023-11-29 05:04:17,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:17,151 INFO L225 Difference]: With dead ends: 355 [2023-11-29 05:04:17,151 INFO L226 Difference]: Without dead ends: 354 [2023-11-29 05:04:17,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:17,153 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 60 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:17,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 314 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:17,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-11-29 05:04:17,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 353. [2023-11-29 05:04:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.3494423791821561) internal successors, (363), 346 states have internal predecessors, (363), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:04:17,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 373 transitions. [2023-11-29 05:04:17,165 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 373 transitions. Word has length 68 [2023-11-29 05:04:17,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:17,166 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 373 transitions. [2023-11-29 05:04:17,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:17,166 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 373 transitions. [2023-11-29 05:04:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-29 05:04:17,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:17,167 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:17,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 05:04:17,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 05:04:17,368 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:17,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:17,368 INFO L85 PathProgramCache]: Analyzing trace with hash -2041435827, now seen corresponding path program 1 times [2023-11-29 05:04:17,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:17,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87861291] [2023-11-29 05:04:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:17,380 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:17,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1915068516] [2023-11-29 05:04:17,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:17,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:17,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:17,382 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:17,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 05:04:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:17,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:04:17,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:17,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:17,537 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:17,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:17,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87861291] [2023-11-29 05:04:17,537 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:17,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915068516] [2023-11-29 05:04:17,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915068516] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:17,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:17,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:04:17,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050966772] [2023-11-29 05:04:17,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:17,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:04:17,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:17,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:04:17,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:17,540 INFO L87 Difference]: Start difference. First operand 353 states and 373 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:17,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:17,644 INFO L93 Difference]: Finished difference Result 354 states and 373 transitions. [2023-11-29 05:04:17,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:04:17,644 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2023-11-29 05:04:17,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:17,646 INFO L225 Difference]: With dead ends: 354 [2023-11-29 05:04:17,646 INFO L226 Difference]: Without dead ends: 353 [2023-11-29 05:04:17,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:04:17,647 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 50 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:17,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 323 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:17,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2023-11-29 05:04:17,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2023-11-29 05:04:17,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 269 states have (on average 1.345724907063197) internal successors, (362), 346 states have internal predecessors, (362), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:04:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 372 transitions. [2023-11-29 05:04:17,659 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 372 transitions. Word has length 69 [2023-11-29 05:04:17,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:17,659 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 372 transitions. [2023-11-29 05:04:17,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:17,660 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 372 transitions. [2023-11-29 05:04:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-29 05:04:17,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:17,661 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:17,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:17,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 05:04:17,865 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:17,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:17,865 INFO L85 PathProgramCache]: Analyzing trace with hash 980225935, now seen corresponding path program 1 times [2023-11-29 05:04:17,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:17,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901157530] [2023-11-29 05:04:17,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:17,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:17,882 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:17,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1071906512] [2023-11-29 05:04:17,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:17,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:17,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:17,884 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:17,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 05:04:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:17,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:17,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:18,040 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:18,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:18,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901157530] [2023-11-29 05:04:18,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:18,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071906512] [2023-11-29 05:04:18,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071906512] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:18,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:18,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:04:18,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026682645] [2023-11-29 05:04:18,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:18,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:04:18,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:18,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:04:18,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:04:18,043 INFO L87 Difference]: Start difference. First operand 353 states and 372 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:18,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:18,084 INFO L93 Difference]: Finished difference Result 353 states and 372 transitions. [2023-11-29 05:04:18,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:04:18,085 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2023-11-29 05:04:18,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:18,087 INFO L225 Difference]: With dead ends: 353 [2023-11-29 05:04:18,087 INFO L226 Difference]: Without dead ends: 352 [2023-11-29 05:04:18,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:04:18,088 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 135 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:18,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 378 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:18,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2023-11-29 05:04:18,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 352. [2023-11-29 05:04:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 269 states have (on average 1.338289962825279) internal successors, (360), 345 states have internal predecessors, (360), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:04:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 370 transitions. [2023-11-29 05:04:18,100 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 370 transitions. Word has length 71 [2023-11-29 05:04:18,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:18,100 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 370 transitions. [2023-11-29 05:04:18,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 370 transitions. [2023-11-29 05:04:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-29 05:04:18,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:18,102 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:18,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 05:04:18,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:18,305 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:18,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:18,305 INFO L85 PathProgramCache]: Analyzing trace with hash 322232961, now seen corresponding path program 1 times [2023-11-29 05:04:18,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:18,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016683668] [2023-11-29 05:04:18,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:18,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:18,313 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:18,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [729037149] [2023-11-29 05:04:18,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:18,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:18,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:18,314 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:18,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 05:04:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:18,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:18,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:18,463 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:18,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:18,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:18,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016683668] [2023-11-29 05:04:18,595 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:18,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729037149] [2023-11-29 05:04:18,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729037149] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:18,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:18,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2023-11-29 05:04:18,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271849409] [2023-11-29 05:04:18,596 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:18,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:04:18,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:18,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:04:18,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:18,598 INFO L87 Difference]: Start difference. First operand 352 states and 370 transitions. Second operand has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:18,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:18,727 INFO L93 Difference]: Finished difference Result 637 states and 644 transitions. [2023-11-29 05:04:18,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 05:04:18,728 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 72 [2023-11-29 05:04:18,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:18,731 INFO L225 Difference]: With dead ends: 637 [2023-11-29 05:04:18,731 INFO L226 Difference]: Without dead ends: 581 [2023-11-29 05:04:18,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2023-11-29 05:04:18,732 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 277 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:18,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 1131 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:18,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2023-11-29 05:04:18,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 482. [2023-11-29 05:04:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 394 states have (on average 1.4365482233502538) internal successors, (566), 471 states have internal predecessors, (566), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:04:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 580 transitions. [2023-11-29 05:04:18,751 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 580 transitions. Word has length 72 [2023-11-29 05:04:18,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:18,751 INFO L495 AbstractCegarLoop]: Abstraction has 482 states and 580 transitions. [2023-11-29 05:04:18,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:18,751 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 580 transitions. [2023-11-29 05:04:18,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 05:04:18,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:18,753 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:18,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 05:04:18,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:18,953 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:18,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:18,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1056395817, now seen corresponding path program 1 times [2023-11-29 05:04:18,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:18,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690024325] [2023-11-29 05:04:18,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:18,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:18,967 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:18,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [488695131] [2023-11-29 05:04:18,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:18,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:18,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:18,969 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:18,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 05:04:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:19,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:19,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:19,572 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:19,573 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:19,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:19,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690024325] [2023-11-29 05:04:19,753 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:19,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [488695131] [2023-11-29 05:04:19,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [488695131] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:04:19,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:04:19,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2023-11-29 05:04:19,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544650033] [2023-11-29 05:04:19,754 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:19,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:04:19,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:19,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:04:19,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:19,755 INFO L87 Difference]: Start difference. First operand 482 states and 580 transitions. Second operand has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:20,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:20,325 INFO L93 Difference]: Finished difference Result 482 states and 580 transitions. [2023-11-29 05:04:20,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:04:20,326 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 112 [2023-11-29 05:04:20,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:20,330 INFO L225 Difference]: With dead ends: 482 [2023-11-29 05:04:20,330 INFO L226 Difference]: Without dead ends: 460 [2023-11-29 05:04:20,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:04:20,331 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 374 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:20,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 57 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:04:20,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2023-11-29 05:04:20,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2023-11-29 05:04:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 394 states have (on average 1.3121827411167513) internal successors, (517), 449 states have internal predecessors, (517), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:04:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 531 transitions. [2023-11-29 05:04:20,350 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 531 transitions. Word has length 112 [2023-11-29 05:04:20,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:20,350 INFO L495 AbstractCegarLoop]: Abstraction has 460 states and 531 transitions. [2023-11-29 05:04:20,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 5 states have internal predecessors, (110), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-29 05:04:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-29 05:04:20,352 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:20,352 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:20,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 05:04:20,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:20,553 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:20,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:20,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1611467908, now seen corresponding path program 1 times [2023-11-29 05:04:20,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:20,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146536241] [2023-11-29 05:04:20,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:20,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:20,565 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:20,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2047616232] [2023-11-29 05:04:20,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:20,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:20,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:20,567 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:20,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 05:04:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:20,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:04:20,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:20,914 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:20,915 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:21,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:21,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146536241] [2023-11-29 05:04:21,216 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:21,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047616232] [2023-11-29 05:04:21,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047616232] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:21,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:21,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 05:04:21,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000942399] [2023-11-29 05:04:21,217 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:21,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:04:21,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:21,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:04:21,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:21,219 INFO L87 Difference]: Start difference. First operand 460 states and 531 transitions. Second operand has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:21,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:21,794 INFO L93 Difference]: Finished difference Result 550 states and 591 transitions. [2023-11-29 05:04:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:04:21,795 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 113 [2023-11-29 05:04:21,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:21,804 INFO L225 Difference]: With dead ends: 550 [2023-11-29 05:04:21,804 INFO L226 Difference]: Without dead ends: 545 [2023-11-29 05:04:21,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:21,805 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 286 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:21,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 381 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:04:21,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2023-11-29 05:04:21,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 498. [2023-11-29 05:04:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 434 states have (on average 1.3018433179723503) internal successors, (565), 487 states have internal predecessors, (565), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:04:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 579 transitions. [2023-11-29 05:04:21,825 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 579 transitions. Word has length 113 [2023-11-29 05:04:21,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:21,825 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 579 transitions. [2023-11-29 05:04:21,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 31.0) internal successors, (217), 8 states have internal predecessors, (217), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:04:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 579 transitions. [2023-11-29 05:04:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 05:04:21,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:21,827 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:21,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 05:04:22,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 05:04:22,028 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:22,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:22,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1584102539, now seen corresponding path program 1 times [2023-11-29 05:04:22,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:22,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951274938] [2023-11-29 05:04:22,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:22,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:22,041 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:22,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [853546517] [2023-11-29 05:04:22,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:22,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:22,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:22,043 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:22,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 05:04:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:22,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:04:22,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:22,530 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:22,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:22,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951274938] [2023-11-29 05:04:22,531 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:22,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853546517] [2023-11-29 05:04:22,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853546517] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:22,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:22,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:04:22,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041237929] [2023-11-29 05:04:22,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:22,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:04:22,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:22,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:04:22,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:04:22,533 INFO L87 Difference]: Start difference. First operand 498 states and 579 transitions. Second operand has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:23,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:23,172 INFO L93 Difference]: Finished difference Result 533 states and 614 transitions. [2023-11-29 05:04:23,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:04:23,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 114 [2023-11-29 05:04:23,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:23,176 INFO L225 Difference]: With dead ends: 533 [2023-11-29 05:04:23,177 INFO L226 Difference]: Without dead ends: 501 [2023-11-29 05:04:23,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:04:23,178 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 171 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:23,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 70 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 05:04:23,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2023-11-29 05:04:23,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 499. [2023-11-29 05:04:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 453 states have (on average 1.163355408388521) internal successors, (527), 489 states have internal predecessors, (527), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:04:23,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 541 transitions. [2023-11-29 05:04:23,205 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 541 transitions. Word has length 114 [2023-11-29 05:04:23,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:23,205 INFO L495 AbstractCegarLoop]: Abstraction has 499 states and 541 transitions. [2023-11-29 05:04:23,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:04:23,205 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 541 transitions. [2023-11-29 05:04:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 05:04:23,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:23,206 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:23,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 05:04:23,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:23,407 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:23,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:23,407 INFO L85 PathProgramCache]: Analyzing trace with hash 969988935, now seen corresponding path program 1 times [2023-11-29 05:04:23,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:23,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939287832] [2023-11-29 05:04:23,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:23,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:23,416 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:23,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [368170997] [2023-11-29 05:04:23,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:23,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:23,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:23,417 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:23,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 05:04:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:23,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:04:23,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 05:04:23,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 05:04:23,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:23,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939287832] [2023-11-29 05:04:23,719 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:23,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368170997] [2023-11-29 05:04:23,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368170997] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:23,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:23,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-11-29 05:04:23,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60723742] [2023-11-29 05:04:23,720 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:23,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:04:23,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:23,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:04:23,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:04:23,722 INFO L87 Difference]: Start difference. First operand 499 states and 541 transitions. Second operand has 6 states, 5 states have (on average 45.4) internal successors, (227), 6 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 05:04:23,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:23,781 INFO L93 Difference]: Finished difference Result 701 states and 711 transitions. [2023-11-29 05:04:23,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:04:23,781 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 45.4) internal successors, (227), 6 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 123 [2023-11-29 05:04:23,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:23,785 INFO L225 Difference]: With dead ends: 701 [2023-11-29 05:04:23,785 INFO L226 Difference]: Without dead ends: 700 [2023-11-29 05:04:23,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:04:23,786 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 372 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:23,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 699 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:04:23,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2023-11-29 05:04:23,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 546. [2023-11-29 05:04:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 499 states have (on average 1.1743486973947896) internal successors, (586), 535 states have internal predecessors, (586), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 05:04:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 602 transitions. [2023-11-29 05:04:23,809 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 602 transitions. Word has length 123 [2023-11-29 05:04:23,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:23,810 INFO L495 AbstractCegarLoop]: Abstraction has 546 states and 602 transitions. [2023-11-29 05:04:23,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 45.4) internal successors, (227), 6 states have internal predecessors, (227), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 05:04:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 602 transitions. [2023-11-29 05:04:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-29 05:04:23,811 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:23,812 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:23,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 05:04:24,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 05:04:24,012 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:24,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:24,013 INFO L85 PathProgramCache]: Analyzing trace with hash -468065013, now seen corresponding path program 1 times [2023-11-29 05:04:24,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:24,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390401752] [2023-11-29 05:04:24,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:24,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:24,023 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:24,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [266257312] [2023-11-29 05:04:24,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:24,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:24,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:24,025 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:24,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 05:04:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:24,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:04:24,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 05:04:24,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:24,505 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 05:04:24,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:24,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390401752] [2023-11-29 05:04:24,506 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:24,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266257312] [2023-11-29 05:04:24,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266257312] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:24,506 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:24,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 05:04:24,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394600542] [2023-11-29 05:04:24,506 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:24,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:04:24,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:24,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:04:24,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:24,508 INFO L87 Difference]: Start difference. First operand 546 states and 602 transitions. Second operand has 8 states, 7 states have (on average 33.57142857142857) internal successors, (235), 8 states have internal predecessors, (235), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 05:04:25,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:25,010 INFO L93 Difference]: Finished difference Result 578 states and 608 transitions. [2023-11-29 05:04:25,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:04:25,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 33.57142857142857) internal successors, (235), 8 states have internal predecessors, (235), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 127 [2023-11-29 05:04:25,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:25,014 INFO L225 Difference]: With dead ends: 578 [2023-11-29 05:04:25,014 INFO L226 Difference]: Without dead ends: 550 [2023-11-29 05:04:25,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:25,015 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 557 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 820 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:25,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 179 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 820 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:04:25,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2023-11-29 05:04:25,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 518. [2023-11-29 05:04:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 476 states have (on average 1.1071428571428572) internal successors, (527), 507 states have internal predecessors, (527), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 05:04:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 543 transitions. [2023-11-29 05:04:25,032 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 543 transitions. Word has length 127 [2023-11-29 05:04:25,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:25,032 INFO L495 AbstractCegarLoop]: Abstraction has 518 states and 543 transitions. [2023-11-29 05:04:25,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 33.57142857142857) internal successors, (235), 8 states have internal predecessors, (235), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 05:04:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 543 transitions. [2023-11-29 05:04:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 05:04:25,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:25,035 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:25,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:25,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 05:04:25,236 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:25,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:25,237 INFO L85 PathProgramCache]: Analyzing trace with hash -699376506, now seen corresponding path program 1 times [2023-11-29 05:04:25,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:25,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691268581] [2023-11-29 05:04:25,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:25,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:25,252 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:25,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [19710045] [2023-11-29 05:04:25,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:25,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:25,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:25,254 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:25,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 05:04:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:25,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:25,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:25,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:26,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:26,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691268581] [2023-11-29 05:04:26,031 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:26,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19710045] [2023-11-29 05:04:26,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19710045] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:04:26,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:04:26,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2023-11-29 05:04:26,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390297115] [2023-11-29 05:04:26,032 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:26,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:04:26,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:26,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:04:26,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:26,033 INFO L87 Difference]: Start difference. First operand 518 states and 543 transitions. Second operand has 5 states, 4 states have (on average 39.25) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 05:04:26,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:26,268 INFO L93 Difference]: Finished difference Result 518 states and 543 transitions. [2023-11-29 05:04:26,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:04:26,268 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 39.25) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 169 [2023-11-29 05:04:26,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:26,271 INFO L225 Difference]: With dead ends: 518 [2023-11-29 05:04:26,271 INFO L226 Difference]: Without dead ends: 517 [2023-11-29 05:04:26,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:26,273 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 122 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:26,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 62 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:04:26,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2023-11-29 05:04:26,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2023-11-29 05:04:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 476 states have (on average 1.1050420168067228) internal successors, (526), 506 states have internal predecessors, (526), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 05:04:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 542 transitions. [2023-11-29 05:04:26,294 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 542 transitions. Word has length 169 [2023-11-29 05:04:26,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:26,294 INFO L495 AbstractCegarLoop]: Abstraction has 517 states and 542 transitions. [2023-11-29 05:04:26,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.25) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 05:04:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 542 transitions. [2023-11-29 05:04:26,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-29 05:04:26,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:26,297 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:26,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 05:04:26,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:26,498 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:26,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:26,498 INFO L85 PathProgramCache]: Analyzing trace with hash -205834943, now seen corresponding path program 1 times [2023-11-29 05:04:26,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:26,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701775745] [2023-11-29 05:04:26,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:26,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:26,509 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:26,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1183175462] [2023-11-29 05:04:26,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:26,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:26,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:26,510 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:26,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 05:04:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:26,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:04:26,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:27,127 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:27,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:27,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701775745] [2023-11-29 05:04:27,343 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:27,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183175462] [2023-11-29 05:04:27,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183175462] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:04:27,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:04:27,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2023-11-29 05:04:27,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575933536] [2023-11-29 05:04:27,344 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:27,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:04:27,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:27,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:04:27,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:04:27,345 INFO L87 Difference]: Start difference. First operand 517 states and 542 transitions. Second operand has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 7 states have internal predecessors, (158), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:27,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:27,731 INFO L93 Difference]: Finished difference Result 520 states and 544 transitions. [2023-11-29 05:04:27,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:04:27,732 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 7 states have internal predecessors, (158), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 170 [2023-11-29 05:04:27,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:27,734 INFO L225 Difference]: With dead ends: 520 [2023-11-29 05:04:27,734 INFO L226 Difference]: Without dead ends: 474 [2023-11-29 05:04:27,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:27,735 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 117 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:27,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 133 Invalid, 665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:04:27,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2023-11-29 05:04:27,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 474. [2023-11-29 05:04:27,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 434 states have (on average 1.1129032258064515) internal successors, (483), 463 states have internal predecessors, (483), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:04:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 497 transitions. [2023-11-29 05:04:27,751 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 497 transitions. Word has length 170 [2023-11-29 05:04:27,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:27,751 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 497 transitions. [2023-11-29 05:04:27,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 7 states have internal predecessors, (158), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 497 transitions. [2023-11-29 05:04:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 05:04:27,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:27,753 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:27,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 05:04:27,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:27,953 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:27,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:27,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1411247660, now seen corresponding path program 1 times [2023-11-29 05:04:27,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:27,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907283259] [2023-11-29 05:04:27,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:27,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:27,969 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:27,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [517418946] [2023-11-29 05:04:27,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:27,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:27,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:27,971 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:27,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 05:04:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:28,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:04:28,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 8 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:04:28,224 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:28,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:28,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907283259] [2023-11-29 05:04:28,416 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:28,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517418946] [2023-11-29 05:04:28,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517418946] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:28,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:28,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2023-11-29 05:04:28,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136653245] [2023-11-29 05:04:28,417 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:28,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 05:04:28,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:28,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 05:04:28,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:04:28,418 INFO L87 Difference]: Start difference. First operand 474 states and 497 transitions. Second operand has 14 states, 14 states have (on average 22.428571428571427) internal successors, (314), 14 states have internal predecessors, (314), 5 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2023-11-29 05:04:28,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:28,601 INFO L93 Difference]: Finished difference Result 799 states and 808 transitions. [2023-11-29 05:04:28,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-29 05:04:28,602 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 22.428571428571427) internal successors, (314), 14 states have internal predecessors, (314), 5 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 188 [2023-11-29 05:04:28,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:28,605 INFO L225 Difference]: With dead ends: 799 [2023-11-29 05:04:28,605 INFO L226 Difference]: Without dead ends: 690 [2023-11-29 05:04:28,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=209, Invalid=391, Unknown=0, NotChecked=0, Total=600 [2023-11-29 05:04:28,607 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 272 mSDsluCounter, 1237 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:28,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 1377 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:28,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2023-11-29 05:04:28,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 646. [2023-11-29 05:04:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 601 states have (on average 1.1131447587354408) internal successors, (669), 632 states have internal predecessors, (669), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:04:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 689 transitions. [2023-11-29 05:04:28,631 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 689 transitions. Word has length 188 [2023-11-29 05:04:28,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:28,631 INFO L495 AbstractCegarLoop]: Abstraction has 646 states and 689 transitions. [2023-11-29 05:04:28,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 22.428571428571427) internal successors, (314), 14 states have internal predecessors, (314), 5 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2023-11-29 05:04:28,632 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 689 transitions. [2023-11-29 05:04:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 05:04:28,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:28,633 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2023-11-29 05:04:28,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 05:04:28,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:28,834 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:28,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:28,834 INFO L85 PathProgramCache]: Analyzing trace with hash 463721523, now seen corresponding path program 1 times [2023-11-29 05:04:28,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:28,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926791178] [2023-11-29 05:04:28,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:28,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:28,845 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:28,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1899769666] [2023-11-29 05:04:28,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:28,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:28,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:28,847 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:28,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 05:04:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:28,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:04:28,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:29,083 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:29,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:29,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926791178] [2023-11-29 05:04:29,149 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:29,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899769666] [2023-11-29 05:04:29,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899769666] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:04:29,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:04:29,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2023-11-29 05:04:29,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425210161] [2023-11-29 05:04:29,150 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:29,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:04:29,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:29,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:04:29,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:29,152 INFO L87 Difference]: Start difference. First operand 646 states and 689 transitions. Second operand has 6 states, 5 states have (on average 36.6) internal successors, (183), 6 states have internal predecessors, (183), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:29,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:29,588 INFO L93 Difference]: Finished difference Result 667 states and 693 transitions. [2023-11-29 05:04:29,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:04:29,589 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 36.6) internal successors, (183), 6 states have internal predecessors, (183), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 195 [2023-11-29 05:04:29,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:29,593 INFO L225 Difference]: With dead ends: 667 [2023-11-29 05:04:29,593 INFO L226 Difference]: Without dead ends: 661 [2023-11-29 05:04:29,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:04:29,594 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 149 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:29,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 111 Invalid, 518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:04:29,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2023-11-29 05:04:29,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 646. [2023-11-29 05:04:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 601 states have (on average 1.103161397670549) internal successors, (663), 632 states have internal predecessors, (663), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:04:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 683 transitions. [2023-11-29 05:04:29,614 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 683 transitions. Word has length 195 [2023-11-29 05:04:29,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:29,615 INFO L495 AbstractCegarLoop]: Abstraction has 646 states and 683 transitions. [2023-11-29 05:04:29,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.6) internal successors, (183), 6 states have internal predecessors, (183), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-29 05:04:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 683 transitions. [2023-11-29 05:04:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-29 05:04:29,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:29,616 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2023-11-29 05:04:29,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:29,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-11-29 05:04:29,817 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:29,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:29,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1040210027, now seen corresponding path program 1 times [2023-11-29 05:04:29,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:29,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44759520] [2023-11-29 05:04:29,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:29,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:29,830 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:29,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1096074743] [2023-11-29 05:04:29,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:29,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:29,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:29,831 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:29,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 05:04:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:29,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:04:29,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:30,133 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 05:04:30,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:30,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44759520] [2023-11-29 05:04:30,677 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:30,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096074743] [2023-11-29 05:04:30,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096074743] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:30,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:30,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 05:04:30,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214388913] [2023-11-29 05:04:30,678 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:30,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:04:30,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:30,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:04:30,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:04:30,680 INFO L87 Difference]: Start difference. First operand 646 states and 683 transitions. Second operand has 10 states, 9 states have (on average 40.55555555555556) internal successors, (365), 10 states have internal predecessors, (365), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:04:31,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:31,382 INFO L93 Difference]: Finished difference Result 659 states and 687 transitions. [2023-11-29 05:04:31,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:04:31,383 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 40.55555555555556) internal successors, (365), 10 states have internal predecessors, (365), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 197 [2023-11-29 05:04:31,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:31,386 INFO L225 Difference]: With dead ends: 659 [2023-11-29 05:04:31,386 INFO L226 Difference]: Without dead ends: 645 [2023-11-29 05:04:31,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:04:31,387 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 564 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:31,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [567 Valid, 260 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 1235 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 05:04:31,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2023-11-29 05:04:31,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 636. [2023-11-29 05:04:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 601 states have (on average 1.0615640599001663) internal successors, (638), 622 states have internal predecessors, (638), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:04:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 658 transitions. [2023-11-29 05:04:31,410 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 658 transitions. Word has length 197 [2023-11-29 05:04:31,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:31,410 INFO L495 AbstractCegarLoop]: Abstraction has 636 states and 658 transitions. [2023-11-29 05:04:31,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 40.55555555555556) internal successors, (365), 10 states have internal predecessors, (365), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:04:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 658 transitions. [2023-11-29 05:04:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 05:04:31,412 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:31,412 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2023-11-29 05:04:31,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 05:04:31,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-11-29 05:04:31,613 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:04:31,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:31,613 INFO L85 PathProgramCache]: Analyzing trace with hash -464167335, now seen corresponding path program 1 times [2023-11-29 05:04:31,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:31,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224366011] [2023-11-29 05:04:31,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:31,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:31,627 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:31,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1243722412] [2023-11-29 05:04:31,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:31,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:31,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:31,628 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:31,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-29 05:04:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:31,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 05:04:31,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 6 proven. 186 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 05:04:32,225 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 6 proven. 186 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 05:04:38,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:38,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224366011] [2023-11-29 05:04:38,205 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:38,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243722412] [2023-11-29 05:04:38,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243722412] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:04:38,205 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:04:38,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2023-11-29 05:04:38,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933937398] [2023-11-29 05:04:38,205 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:04:38,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 05:04:38,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:38,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 05:04:38,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2023-11-29 05:04:38,207 INFO L87 Difference]: Start difference. First operand 636 states and 658 transitions. Second operand has 18 states, 17 states have (on average 22.235294117647058) internal successors, (378), 18 states have internal predecessors, (378), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:04:43,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:04:47,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:05:03,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:05:07,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:05:07,289 INFO L93 Difference]: Finished difference Result 643 states and 664 transitions. [2023-11-29 05:05:07,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 05:05:07,289 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 22.235294117647058) internal successors, (378), 18 states have internal predecessors, (378), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 201 [2023-11-29 05:05:07,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:05:07,292 INFO L225 Difference]: With dead ends: 643 [2023-11-29 05:05:07,292 INFO L226 Difference]: Without dead ends: 642 [2023-11-29 05:05:07,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 15.1s TimeCoverageRelationStatistics Valid=171, Invalid=428, Unknown=1, NotChecked=0, Total=600 [2023-11-29 05:05:07,293 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 909 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 2126 mSolverCounterSat, 38 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 910 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 2166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 2126 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2023-11-29 05:05:07,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [910 Valid, 269 Invalid, 2166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 2126 Invalid, 2 Unknown, 0 Unchecked, 14.8s Time] [2023-11-29 05:05:07,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2023-11-29 05:05:07,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 635. [2023-11-29 05:05:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 635 states, 601 states have (on average 1.054908485856905) internal successors, (634), 621 states have internal predecessors, (634), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:05:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 654 transitions. [2023-11-29 05:05:07,320 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 654 transitions. Word has length 201 [2023-11-29 05:05:07,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:05:07,320 INFO L495 AbstractCegarLoop]: Abstraction has 635 states and 654 transitions. [2023-11-29 05:05:07,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 22.235294117647058) internal successors, (378), 18 states have internal predecessors, (378), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:05:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 654 transitions. [2023-11-29 05:05:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-29 05:05:07,321 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:05:07,322 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:05:07,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-11-29 05:05:07,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-29 05:05:07,522 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:05:07,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:05:07,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1659963835, now seen corresponding path program 2 times [2023-11-29 05:05:07,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:05:07,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483370200] [2023-11-29 05:05:07,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:05:07,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:05:07,541 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:05:07,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1091154654] [2023-11-29 05:05:07,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:05:07,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:05:07,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:05:07,543 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:05:07,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-29 05:05:07,605 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 05:05:07,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:05:07,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:05:07,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:05:08,594 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-11-29 05:05:08,594 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:05:08,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:05:08,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483370200] [2023-11-29 05:05:08,594 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:05:08,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091154654] [2023-11-29 05:05:08,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091154654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:05:08,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:05:08,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:05:08,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112454368] [2023-11-29 05:05:08,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:05:08,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:05:08,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:05:08,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:05:08,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:05:08,596 INFO L87 Difference]: Start difference. First operand 635 states and 654 transitions. Second operand has 6 states, 5 states have (on average 27.8) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 05:05:08,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:05:08,828 INFO L93 Difference]: Finished difference Result 635 states and 654 transitions. [2023-11-29 05:05:08,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:05:08,828 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 27.8) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 236 [2023-11-29 05:05:08,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:05:08,830 INFO L225 Difference]: With dead ends: 635 [2023-11-29 05:05:08,830 INFO L226 Difference]: Without dead ends: 460 [2023-11-29 05:05:08,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:05:08,832 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 53 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:05:08,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 53 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:05:08,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2023-11-29 05:05:08,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2023-11-29 05:05:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 431 states have (on average 1.0649651972157772) internal successors, (459), 447 states have internal predecessors, (459), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:05:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 471 transitions. [2023-11-29 05:05:08,852 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 471 transitions. Word has length 236 [2023-11-29 05:05:08,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:05:08,852 INFO L495 AbstractCegarLoop]: Abstraction has 460 states and 471 transitions. [2023-11-29 05:05:08,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.8) internal successors, (139), 6 states have internal predecessors, (139), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 05:05:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 471 transitions. [2023-11-29 05:05:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-11-29 05:05:08,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:05:08,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1] [2023-11-29 05:05:08,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2023-11-29 05:05:09,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-11-29 05:05:09,060 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:05:09,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:05:09,060 INFO L85 PathProgramCache]: Analyzing trace with hash -851196280, now seen corresponding path program 2 times [2023-11-29 05:05:09,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:05:09,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168114907] [2023-11-29 05:05:09,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:05:09,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:05:09,078 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:05:09,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [960909901] [2023-11-29 05:05:09,079 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:05:09,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:05:09,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:05:09,080 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:05:09,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-11-29 05:05:09,179 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:05:09,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:05:09,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 05:05:09,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:05:09,807 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 05:05:09,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:06:05,240 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 05:07:01,750 WARN L293 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 05:07:31,515 WARN L293 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 05:08:06,027 WARN L293 SmtUtils]: Spent 6.17s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 05:09:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-29 05:09:19,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:09:19,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168114907] [2023-11-29 05:09:19,531 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:09:19,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960909901] [2023-11-29 05:09:19,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960909901] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:09:19,532 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:09:19,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2023-11-29 05:09:19,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390778825] [2023-11-29 05:09:19,532 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:09:19,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-11-29 05:09:19,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:09:19,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-11-29 05:09:19,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=320, Unknown=5, NotChecked=0, Total=420 [2023-11-29 05:09:19,534 INFO L87 Difference]: Start difference. First operand 460 states and 471 transitions. Second operand has 21 states, 20 states have (on average 23.3) internal successors, (466), 21 states have internal predecessors, (466), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:09:40,770 WARN L293 SmtUtils]: Spent 16.56s on a formula simplification. DAG size of input: 67 DAG size of output: 46 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:09:43,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:09:47,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:09:51,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:09:55,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:09:59,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:03,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:07,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:11,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:16,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:20,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:23,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:25,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:29,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:32,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:35,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:39,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:42,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:46,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:48,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:52,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:56,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:10:59,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:02,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:04,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:08,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:11,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:15,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:18,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:22,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:26,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:30,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:34,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:39,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:43,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:47,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:49,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:53,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:11:57,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:00,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:04,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:08,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:13,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:16,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:20,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:24,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:27,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:31,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:36,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:39,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:44,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:49,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:53,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:12:54,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:00,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:04,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:08,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:12,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:16,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:20,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:24,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:28,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:32,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:36,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:40,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:44,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:48,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:52,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:54,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:13:57,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:00,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:00,333 INFO L93 Difference]: Finished difference Result 634 states and 638 transitions. [2023-11-29 05:14:00,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 05:14:00,333 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 23.3) internal successors, (466), 21 states have internal predecessors, (466), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 245 [2023-11-29 05:14:00,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:00,337 INFO L225 Difference]: With dead ends: 634 [2023-11-29 05:14:00,337 INFO L226 Difference]: Without dead ends: 614 [2023-11-29 05:14:00,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 469 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 62.2s TimeCoverageRelationStatistics Valid=182, Invalid=568, Unknown=6, NotChecked=0, Total=756 [2023-11-29 05:14:00,338 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 361 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 2494 mSolverCounterSat, 20 mSolverCounterUnsat, 44 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 258.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 2558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 2494 IncrementalHoareTripleChecker+Invalid, 44 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 259.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:00,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 593 Invalid, 2558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 2494 Invalid, 44 Unknown, 0 Unchecked, 259.0s Time] [2023-11-29 05:14:00,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2023-11-29 05:14:00,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 585. [2023-11-29 05:14:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 555 states have (on average 1.082882882882883) internal successors, (601), 571 states have internal predecessors, (601), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:14:00,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 615 transitions. [2023-11-29 05:14:00,377 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 615 transitions. Word has length 245 [2023-11-29 05:14:00,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:00,377 INFO L495 AbstractCegarLoop]: Abstraction has 585 states and 615 transitions. [2023-11-29 05:14:00,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 23.3) internal successors, (466), 21 states have internal predecessors, (466), 6 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:14:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 615 transitions. [2023-11-29 05:14:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-29 05:14:00,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:00,379 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1] [2023-11-29 05:14:00,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2023-11-29 05:14:00,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-11-29 05:14:00,580 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:00,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:00,581 INFO L85 PathProgramCache]: Analyzing trace with hash 116208503, now seen corresponding path program 1 times [2023-11-29 05:14:00,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:00,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867828095] [2023-11-29 05:14:00,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:00,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:00,596 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:00,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1500461440] [2023-11-29 05:14:00,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:00,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:00,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:00,597 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:00,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-11-29 05:14:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:00,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 05:14:00,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 05:14:00,972 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 05:14:01,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:01,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867828095] [2023-11-29 05:14:01,870 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:01,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500461440] [2023-11-29 05:14:01,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500461440] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:01,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:01,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 05:14:01,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848808439] [2023-11-29 05:14:01,871 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:01,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 05:14:01,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:01,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 05:14:01,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:14:01,873 INFO L87 Difference]: Start difference. First operand 585 states and 615 transitions. Second operand has 12 states, 11 states have (on average 47.0) internal successors, (517), 12 states have internal predecessors, (517), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 05:14:02,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:02,861 INFO L93 Difference]: Finished difference Result 592 states and 615 transitions. [2023-11-29 05:14:02,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:14:02,862 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 47.0) internal successors, (517), 12 states have internal predecessors, (517), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 278 [2023-11-29 05:14:02,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:02,865 INFO L225 Difference]: With dead ends: 592 [2023-11-29 05:14:02,866 INFO L226 Difference]: Without dead ends: 585 [2023-11-29 05:14:02,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 556 GetRequests, 544 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:14:02,867 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 411 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:02,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 330 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 05:14:02,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2023-11-29 05:14:02,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 583. [2023-11-29 05:14:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 555 states have (on average 1.063063063063063) internal successors, (590), 569 states have internal predecessors, (590), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:14:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 604 transitions. [2023-11-29 05:14:02,911 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 604 transitions. Word has length 278 [2023-11-29 05:14:02,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:02,911 INFO L495 AbstractCegarLoop]: Abstraction has 583 states and 604 transitions. [2023-11-29 05:14:02,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 47.0) internal successors, (517), 12 states have internal predecessors, (517), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 05:14:02,911 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 604 transitions. [2023-11-29 05:14:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-11-29 05:14:02,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:02,913 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1] [2023-11-29 05:14:02,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-11-29 05:14:03,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-11-29 05:14:03,113 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:03,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:03,114 INFO L85 PathProgramCache]: Analyzing trace with hash -216089831, now seen corresponding path program 2 times [2023-11-29 05:14:03,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:03,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68887951] [2023-11-29 05:14:03,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:03,137 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:03,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2092513469] [2023-11-29 05:14:03,138 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:14:03,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:03,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:03,139 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:03,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-11-29 05:14:03,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 05:14:03,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:14:03,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:14:03,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2023-11-29 05:14:03,551 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2023-11-29 05:14:03,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:03,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68887951] [2023-11-29 05:14:03,931 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:03,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092513469] [2023-11-29 05:14:03,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092513469] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:03,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:03,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-11-29 05:14:03,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594665337] [2023-11-29 05:14:03,932 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:03,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:14:03,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:03,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:14:03,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:14:03,934 INFO L87 Difference]: Start difference. First operand 583 states and 604 transitions. Second operand has 6 states, 5 states have (on average 27.4) internal successors, (137), 6 states have internal predecessors, (137), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:14:03,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:03,990 INFO L93 Difference]: Finished difference Result 583 states and 604 transitions. [2023-11-29 05:14:03,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:14:03,990 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 27.4) internal successors, (137), 6 states have internal predecessors, (137), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 321 [2023-11-29 05:14:03,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:03,993 INFO L225 Difference]: With dead ends: 583 [2023-11-29 05:14:03,993 INFO L226 Difference]: Without dead ends: 582 [2023-11-29 05:14:03,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 636 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:14:03,994 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 212 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:03,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 249 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:14:03,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2023-11-29 05:14:04,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2023-11-29 05:14:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 555 states have (on average 1.0576576576576577) internal successors, (587), 568 states have internal predecessors, (587), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:14:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 601 transitions. [2023-11-29 05:14:04,019 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 601 transitions. Word has length 321 [2023-11-29 05:14:04,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:04,019 INFO L495 AbstractCegarLoop]: Abstraction has 582 states and 601 transitions. [2023-11-29 05:14:04,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.4) internal successors, (137), 6 states have internal predecessors, (137), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 05:14:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 601 transitions. [2023-11-29 05:14:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2023-11-29 05:14:04,021 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:04,021 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1] [2023-11-29 05:14:04,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2023-11-29 05:14:04,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-29 05:14:04,222 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:04,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:04,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1819177725, now seen corresponding path program 1 times [2023-11-29 05:14:04,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:04,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384552411] [2023-11-29 05:14:04,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:04,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:04,237 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:04,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1395925822] [2023-11-29 05:14:04,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:04,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:04,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:04,238 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:04,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-11-29 05:14:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:04,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:14:04,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 05:14:05,044 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:05,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:05,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384552411] [2023-11-29 05:14:05,149 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:05,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395925822] [2023-11-29 05:14:05,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395925822] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:14:05,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:14:05,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 05:14:05,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218963473] [2023-11-29 05:14:05,150 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:05,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:14:05,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:05,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:14:05,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:14:05,152 INFO L87 Difference]: Start difference. First operand 582 states and 601 transitions. Second operand has 8 states, 7 states have (on average 44.142857142857146) internal successors, (309), 8 states have internal predecessors, (309), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:14:05,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:05,651 INFO L93 Difference]: Finished difference Result 588 states and 601 transitions. [2023-11-29 05:14:05,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:14:05,651 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 44.142857142857146) internal successors, (309), 8 states have internal predecessors, (309), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 331 [2023-11-29 05:14:05,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:05,654 INFO L225 Difference]: With dead ends: 588 [2023-11-29 05:14:05,654 INFO L226 Difference]: Without dead ends: 585 [2023-11-29 05:14:05,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:14:05,654 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 53 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:05,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 142 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:14:05,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2023-11-29 05:14:05,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 582. [2023-11-29 05:14:05,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 555 states have (on average 1.0522522522522522) internal successors, (584), 568 states have internal predecessors, (584), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:14:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 598 transitions. [2023-11-29 05:14:05,680 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 598 transitions. Word has length 331 [2023-11-29 05:14:05,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:05,681 INFO L495 AbstractCegarLoop]: Abstraction has 582 states and 598 transitions. [2023-11-29 05:14:05,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 44.142857142857146) internal successors, (309), 8 states have internal predecessors, (309), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 05:14:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 598 transitions. [2023-11-29 05:14:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2023-11-29 05:14:05,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:05,683 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1] [2023-11-29 05:14:05,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2023-11-29 05:14:05,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-11-29 05:14:05,883 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:05,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:05,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1852212811, now seen corresponding path program 1 times [2023-11-29 05:14:05,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:05,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778277671] [2023-11-29 05:14:05,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:05,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:05,900 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:05,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1135432720] [2023-11-29 05:14:05,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:05,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:05,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:05,902 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:05,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-11-29 05:14:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:06,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 05:14:06,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 695 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 05:14:06,848 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 695 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 05:14:08,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:08,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778277671] [2023-11-29 05:14:08,379 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:08,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135432720] [2023-11-29 05:14:08,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135432720] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:08,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:08,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2023-11-29 05:14:08,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661858241] [2023-11-29 05:14:08,380 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:08,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 05:14:08,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:08,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 05:14:08,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:14:08,382 INFO L87 Difference]: Start difference. First operand 582 states and 598 transitions. Second operand has 14 states, 13 states have (on average 49.76923076923077) internal successors, (647), 14 states have internal predecessors, (647), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:14:11,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:11,826 INFO L93 Difference]: Finished difference Result 969 states and 1031 transitions. [2023-11-29 05:14:11,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 05:14:11,827 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 49.76923076923077) internal successors, (647), 14 states have internal predecessors, (647), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 348 [2023-11-29 05:14:11,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:11,830 INFO L225 Difference]: With dead ends: 969 [2023-11-29 05:14:11,830 INFO L226 Difference]: Without dead ends: 935 [2023-11-29 05:14:11,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 682 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2023-11-29 05:14:11,831 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 1012 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 2520 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 2588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 2520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:11,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1013 Valid, 492 Invalid, 2588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 2520 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-29 05:14:11,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2023-11-29 05:14:11,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 804. [2023-11-29 05:14:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 804 states, 782 states have (on average 1.0217391304347827) internal successors, (799), 786 states have internal predecessors, (799), 11 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-29 05:14:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 821 transitions. [2023-11-29 05:14:11,873 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 821 transitions. Word has length 348 [2023-11-29 05:14:11,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:11,873 INFO L495 AbstractCegarLoop]: Abstraction has 804 states and 821 transitions. [2023-11-29 05:14:11,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 49.76923076923077) internal successors, (647), 14 states have internal predecessors, (647), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 05:14:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 821 transitions. [2023-11-29 05:14:11,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2023-11-29 05:14:11,875 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:11,875 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1] [2023-11-29 05:14:11,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2023-11-29 05:14:12,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:12,076 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:12,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:12,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1782837149, now seen corresponding path program 2 times [2023-11-29 05:14:12,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:12,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638076975] [2023-11-29 05:14:12,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:12,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:12,093 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:12,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [3782949] [2023-11-29 05:14:12,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:14:12,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:12,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:12,095 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:12,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-11-29 05:14:12,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:14:12,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:14:12,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 05:14:12,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:14:12,769 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 948 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-29 05:14:13,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:13,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638076975] [2023-11-29 05:14:13,420 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:13,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3782949] [2023-11-29 05:14:13,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3782949] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:13,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:13,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 29 [2023-11-29 05:14:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131445453] [2023-11-29 05:14:13,421 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:13,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-11-29 05:14:13,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:13,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-11-29 05:14:13,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=631, Unknown=0, NotChecked=0, Total=870 [2023-11-29 05:14:13,424 INFO L87 Difference]: Start difference. First operand 804 states and 821 transitions. Second operand has 30 states, 29 states have (on average 26.379310344827587) internal successors, (765), 30 states have internal predecessors, (765), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 05:14:14,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:14,134 INFO L93 Difference]: Finished difference Result 1232 states and 1239 transitions. [2023-11-29 05:14:14,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-11-29 05:14:14,135 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 26.379310344827587) internal successors, (765), 30 states have internal predecessors, (765), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 402 [2023-11-29 05:14:14,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:14,140 INFO L225 Difference]: With dead ends: 1232 [2023-11-29 05:14:14,140 INFO L226 Difference]: Without dead ends: 1231 [2023-11-29 05:14:14,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 829 GetRequests, 774 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1049, Invalid=2143, Unknown=0, NotChecked=0, Total=3192 [2023-11-29 05:14:14,142 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 887 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:14,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [887 Valid, 1720 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:14:14,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1231 states. [2023-11-29 05:14:14,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1231 to 998. [2023-11-29 05:14:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 965 states have (on average 1.0196891191709845) internal successors, (984), 969 states have internal predecessors, (984), 14 states have call successors, (14), 14 states have call predecessors, (14), 14 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 05:14:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1012 transitions. [2023-11-29 05:14:14,197 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1012 transitions. Word has length 402 [2023-11-29 05:14:14,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:14,197 INFO L495 AbstractCegarLoop]: Abstraction has 998 states and 1012 transitions. [2023-11-29 05:14:14,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 26.379310344827587) internal successors, (765), 30 states have internal predecessors, (765), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 05:14:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1012 transitions. [2023-11-29 05:14:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2023-11-29 05:14:14,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:14,200 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:14,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-11-29 05:14:14,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2023-11-29 05:14:14,401 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:14,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:14,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1204445982, now seen corresponding path program 1 times [2023-11-29 05:14:14,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:14,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964672030] [2023-11-29 05:14:14,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:14,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:14,437 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:14,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1397289645] [2023-11-29 05:14:14,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:14,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:14,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:14,439 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:14,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-11-29 05:14:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:14,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 05:14:14,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 0 proven. 1414 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:14:15,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-29 05:14:15,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:15,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964672030] [2023-11-29 05:14:15,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:15,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1397289645] [2023-11-29 05:14:15,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1397289645] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:15,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:15,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 22 [2023-11-29 05:14:15,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949379760] [2023-11-29 05:14:15,775 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:15,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 05:14:15,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:15,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 05:14:15,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2023-11-29 05:14:15,777 INFO L87 Difference]: Start difference. First operand 998 states and 1012 transitions. Second operand has 22 states, 22 states have (on average 28.40909090909091) internal successors, (625), 22 states have internal predecessors, (625), 9 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 9 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-29 05:14:16,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:16,197 INFO L93 Difference]: Finished difference Result 1041 states and 1052 transitions. [2023-11-29 05:14:16,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-29 05:14:16,198 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 28.40909090909091) internal successors, (625), 22 states have internal predecessors, (625), 9 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 9 states have call predecessors, (14), 9 states have call successors, (14) Word has length 509 [2023-11-29 05:14:16,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:16,203 INFO L225 Difference]: With dead ends: 1041 [2023-11-29 05:14:16,203 INFO L226 Difference]: Without dead ends: 1000 [2023-11-29 05:14:16,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1035 GetRequests, 984 SyntacticMatches, 12 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 05:14:16,205 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 85 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 1018 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:16,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 1018 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:14:16,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2023-11-29 05:14:16,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 998. [2023-11-29 05:14:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 965 states have (on average 1.0165803108808291) internal successors, (981), 969 states have internal predecessors, (981), 14 states have call successors, (14), 14 states have call predecessors, (14), 14 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 05:14:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1009 transitions. [2023-11-29 05:14:16,288 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1009 transitions. Word has length 509 [2023-11-29 05:14:16,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:16,289 INFO L495 AbstractCegarLoop]: Abstraction has 998 states and 1009 transitions. [2023-11-29 05:14:16,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 28.40909090909091) internal successors, (625), 22 states have internal predecessors, (625), 9 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 9 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-29 05:14:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1009 transitions. [2023-11-29 05:14:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2023-11-29 05:14:16,292 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:16,293 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1] [2023-11-29 05:14:16,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2023-11-29 05:14:16,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:16,493 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:16,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:16,494 INFO L85 PathProgramCache]: Analyzing trace with hash 415824544, now seen corresponding path program 3 times [2023-11-29 05:14:16,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:16,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352208997] [2023-11-29 05:14:16,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:16,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:16,515 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:16,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [125403670] [2023-11-29 05:14:16,515 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 05:14:16,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:16,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:16,516 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:16,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-11-29 05:14:17,439 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-11-29 05:14:17,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:14:17,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 05:14:17,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:22,008 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse0 (+ (* 6 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 2 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 5 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))))) (and (<= .cse0 (+ 9223372036854775808 .cse1)) (= (+ (* |c_ULTIMATE.start_main_~x~0#1| 12) .cse1) .cse0)))) is different from true [2023-11-29 05:14:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 711 proven. 3 refuted. 0 times theorem prover too weak. 977 trivial. 3 not checked. [2023-11-29 05:14:22,033 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:23,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 711 proven. 62 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-29 05:14:23,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:23,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352208997] [2023-11-29 05:14:23,603 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:23,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125403670] [2023-11-29 05:14:23,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125403670] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:23,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:23,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2023-11-29 05:14:23,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152292446] [2023-11-29 05:14:23,604 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:23,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 05:14:23,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:23,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 05:14:23,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=126, Unknown=1, NotChecked=22, Total=182 [2023-11-29 05:14:23,605 INFO L87 Difference]: Start difference. First operand 998 states and 1009 transitions. Second operand has 14 states, 13 states have (on average 19.76923076923077) internal successors, (257), 14 states have internal predecessors, (257), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-29 05:14:30,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:36,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:38,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:45,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:51,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:14:52,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:52,038 INFO L93 Difference]: Finished difference Result 998 states and 1009 transitions. [2023-11-29 05:14:52,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:14:52,038 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 19.76923076923077) internal successors, (257), 14 states have internal predecessors, (257), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) Word has length 509 [2023-11-29 05:14:52,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:52,042 INFO L225 Difference]: With dead ends: 998 [2023-11-29 05:14:52,042 INFO L226 Difference]: Without dead ends: 956 [2023-11-29 05:14:52,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1024 GetRequests, 1005 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=75, Invalid=234, Unknown=1, NotChecked=32, Total=342 [2023-11-29 05:14:52,043 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 301 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 22 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 159 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:52,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 88 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 636 Invalid, 3 Unknown, 159 Unchecked, 21.7s Time] [2023-11-29 05:14:52,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2023-11-29 05:14:52,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 956. [2023-11-29 05:14:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 925 states have (on average 1.0075675675675675) internal successors, (932), 927 states have internal predecessors, (932), 14 states have call successors, (14), 14 states have call predecessors, (14), 14 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 05:14:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 960 transitions. [2023-11-29 05:14:52,101 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 960 transitions. Word has length 509 [2023-11-29 05:14:52,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:52,101 INFO L495 AbstractCegarLoop]: Abstraction has 956 states and 960 transitions. [2023-11-29 05:14:52,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 19.76923076923077) internal successors, (257), 14 states have internal predecessors, (257), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-29 05:14:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 960 transitions. [2023-11-29 05:14:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2023-11-29 05:14:52,106 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:52,107 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:52,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2023-11-29 05:14:52,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:52,307 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-29 05:14:52,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:52,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1922741064, now seen corresponding path program 1 times [2023-11-29 05:14:52,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:52,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333518685] [2023-11-29 05:14:52,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:52,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:52,339 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:14:52,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [139404594] [2023-11-29 05:14:52,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:52,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:52,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:52,340 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:14:52,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-11-29 05:14:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:52,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 05:14:52,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3674 backedges. 3664 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:14:53,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:14:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3674 backedges. 3444 proven. 10 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-29 05:14:54,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:54,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333518685] [2023-11-29 05:14:54,260 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:54,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139404594] [2023-11-29 05:14:54,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [139404594] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:14:54,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:14:54,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24] total 24 [2023-11-29 05:14:54,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804005799] [2023-11-29 05:14:54,261 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:14:54,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-11-29 05:14:54,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:54,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-29 05:14:54,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2023-11-29 05:14:54,269 INFO L87 Difference]: Start difference. First operand 956 states and 960 transitions. Second operand has 24 states, 24 states have (on average 30.708333333333332) internal successors, (737), 24 states have internal predecessors, (737), 11 states have call successors, (22), 12 states have call predecessors, (22), 12 states have return successors, (22), 11 states have call predecessors, (22), 11 states have call successors, (22) [2023-11-29 05:14:54,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:54,769 INFO L93 Difference]: Finished difference Result 956 states and 960 transitions. [2023-11-29 05:14:54,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-11-29 05:14:54,770 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 30.708333333333332) internal successors, (737), 24 states have internal predecessors, (737), 11 states have call successors, (22), 12 states have call predecessors, (22), 12 states have return successors, (22), 11 states have call predecessors, (22), 11 states have call successors, (22) Word has length 756 [2023-11-29 05:14:54,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:54,771 INFO L225 Difference]: With dead ends: 956 [2023-11-29 05:14:54,771 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 05:14:54,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1531 GetRequests, 1467 SyntacticMatches, 21 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=659, Invalid=1321, Unknown=0, NotChecked=0, Total=1980 [2023-11-29 05:14:54,772 INFO L413 NwaCegarLoop]: 622 mSDtfsCounter, 32 mSDsluCounter, 3312 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 3934 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:54,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 3934 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:14:54,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 05:14:54,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 05:14:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:14:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 05:14:54,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 756 [2023-11-29 05:14:54,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:54,773 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 05:14:54,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 30.708333333333332) internal successors, (737), 24 states have internal predecessors, (737), 11 states have call successors, (22), 12 states have call predecessors, (22), 12 states have return successors, (22), 11 states have call predecessors, (22), 11 states have call successors, (22) [2023-11-29 05:14:54,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 05:14:54,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 05:14:54,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 104 remaining) [2023-11-29 05:14:54,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 104 remaining) [2023-11-29 05:14:54,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 104 remaining) [2023-11-29 05:14:54,778 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 104 remaining) [2023-11-29 05:14:54,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 104 remaining) [2023-11-29 05:14:54,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 104 remaining) [2023-11-29 05:14:54,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 104 remaining) [2023-11-29 05:14:54,782 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 104 remaining) [2023-11-29 05:14:54,783 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 104 remaining) [2023-11-29 05:14:54,784 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 104 remaining) [2023-11-29 05:14:54,785 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 104 remaining) [2023-11-29 05:14:54,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 104 remaining) [2023-11-29 05:14:54,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 104 remaining) [2023-11-29 05:14:54,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 104 remaining) [2023-11-29 05:14:54,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2023-11-29 05:14:54,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:14:54,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 05:15:21,248 WARN L293 SmtUtils]: Spent 25.95s on a formula simplification. DAG size of input: 222 DAG size of output: 132 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-29 05:15:40,720 WARN L293 SmtUtils]: Spent 18.86s on a formula simplification. DAG size of input: 208 DAG size of output: 143 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-29 05:15:40,723 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,723 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point L36-2(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point L36-3(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,724 INFO L899 garLoopResultBuilder]: For program point L36-4(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point L36-7(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point L36-8(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point L36-9(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L6(lines 6 8) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39-1(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39-2(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39-3(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39-4(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point L39-5(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-6(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-7(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-8(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-9(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-10(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-11(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-12(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-13(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point L39-14(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,728 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-15(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-16(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-17(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-18(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-19(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-20(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-21(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-22(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-23(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,729 INFO L899 garLoopResultBuilder]: For program point L39-24(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-25(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-26(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-27(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-28(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-29(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-30(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-31(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L39-32(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point L40-1(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,730 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-33(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L40-2(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-34(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L902 garLoopResultBuilder]: At program point L40-3(line 40) the Hoare annotation is: true [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-35(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L40-4(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-36(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-37(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-38(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-39(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L899 garLoopResultBuilder]: For program point L39-40(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,731 INFO L895 garLoopResultBuilder]: At program point L39-41(line 39) the Hoare annotation is: (or (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |ULTIMATE.start_main_~x~0#1| 768614336404564650) (<= 1 |ULTIMATE.start_main_~y~0#1|) (<= 1 ~counter~0) (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= .cse0 |ULTIMATE.start_main_~x~0#1|) (<= (+ (* 6 .cse0) (* 2 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 5 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (+ 9223372036854775808 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (<= 1 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| 256))) (= |ULTIMATE.start_main_~y~0#1| 0)) [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point L39-42(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,732 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,733 INFO L899 garLoopResultBuilder]: For program point L28-1(line 28) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point L28-2(line 28) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point L28-3(lines 28 37) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L895 garLoopResultBuilder]: At program point L28-5(lines 28 37) the Hoare annotation is: (let ((.cse9 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (let ((.cse11 (* 6 .cse9)) (.cse10 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse7 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (let ((.cse0 (<= |ULTIMATE.start_main_~c~0#1| 9223372036854775806)) (.cse1 (<= 1 |ULTIMATE.start_main_~y~0#1|)) (.cse8 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse3 (= (+ .cse11 (* 2 .cse10) (* 5 .cse6)) (+ (* |ULTIMATE.start_main_~x~0#1| 12) .cse7))) (.cse2 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse4 (<= 1 |ULTIMATE.start_main_~k~0#1|)) (.cse5 (<= |ULTIMATE.start_main_~k~0#1| 256))) (or (and .cse0 (= ~counter~0 8) .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ (* 135 .cse6) (* 1215 .cse7) (* .cse8 540) (* .cse9 18) .cse10 (* |ULTIMATE.start_main_~y~0#1| 1458)) 4611686018427387175)) (and (= |ULTIMATE.start_main_~c~0#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (= ~counter~0 0) (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 32768)) .cse5 (= |ULTIMATE.start_main_~x~0#1| 0)) (and (<= ~counter~0 2147483643) .cse0 .cse1 (<= (+ .cse11 (* 6 |ULTIMATE.start_main_~y~0#1|) .cse10 (* 15 .cse7) (* .cse8 20) (* .cse6 15)) 4611686018427387903) (<= 10 ~counter~0) .cse2 .cse3 .cse4 .cse5) (and (= 2 |ULTIMATE.start_main_~y~0#1|) .cse2 (<= |ULTIMATE.start_main_~c~0#1| 9223372036854775805) (= |ULTIMATE.start_main_~x~0#1| 33) .cse4 .cse5 (= ~counter~0 2)) (and (= 5 |ULTIMATE.start_main_~y~0#1|) .cse0 (= 4425 |ULTIMATE.start_main_~x~0#1|) (= ~counter~0 5) .cse2 .cse4 .cse5) (and (= ~counter~0 3) (= 276 |ULTIMATE.start_main_~x~0#1|) .cse0 (= 3 |ULTIMATE.start_main_~y~0#1|) .cse2 .cse4 .cse5) (and (= 1300 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_main_~y~0#1| 4) .cse0 (= ~counter~0 4) .cse2 .cse4 .cse5) (and (= ~counter~0 7) .cse0 .cse1 .cse2 .cse3 (<= (+ (* .cse6 240) (* 3840 .cse7) (* .cse9 24) .cse10 (* |ULTIMATE.start_main_~y~0#1| 6144) (* 1280 .cse8)) 4611686018427383808) .cse4 .cse5) (and .cse0 .cse1 (<= (+ (* .cse9 12) .cse10 (* 192 |ULTIMATE.start_main_~y~0#1|) (* 240 .cse7) (* .cse6 60) (* 160 .cse8)) 4611686018427387840) .cse2 .cse3 (= ~counter~0 9) .cse4 .cse5) (and .cse0 .cse1 (<= (+ (* 30 .cse9) .cse10 (* 375 .cse6) (* |ULTIMATE.start_main_~y~0#1| 18750) (* .cse8 2500) (* 9375 .cse7)) 4611686018427372279) .cse2 .cse3 (= ~counter~0 6) .cse4 .cse5) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (= |ULTIMATE.start_main_~x~0#1| 1) .cse2 (= |ULTIMATE.start_main_~y~0#1| 1) .cse4 .cse5 (= ~counter~0 1)))))) [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point L28-6(lines 28 37) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,734 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-2(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-3(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-4(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-5(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-6(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,735 INFO L899 garLoopResultBuilder]: For program point L29-7(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-8(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-9(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-10(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-11(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-12(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-13(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-14(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-15(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-16(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-17(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,736 INFO L899 garLoopResultBuilder]: For program point L29-18(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-19(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-20(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-21(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-22(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-23(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-24(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-25(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-26(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-27(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-28(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-29(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,737 INFO L899 garLoopResultBuilder]: For program point L29-30(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-31(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-32(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-33(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-34(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-35(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-36(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-37(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-38(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-39(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-40(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,738 INFO L899 garLoopResultBuilder]: For program point L29-41(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L895 garLoopResultBuilder]: At program point L29-42(line 29) the Hoare annotation is: (let ((.cse9 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse10 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse7 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (let ((.cse4 (<= 1 |ULTIMATE.start_main_~y~0#1|)) (.cse8 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (.cse5 (= (+ (* 6 .cse9) (* 2 .cse10) (* 5 .cse6)) (+ (* |ULTIMATE.start_main_~x~0#1| 12) .cse7))) (.cse0 (<= |ULTIMATE.start_main_~c~0#1| 9223372036854775806)) (.cse1 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse2 (<= 1 |ULTIMATE.start_main_~k~0#1|)) (.cse3 (<= |ULTIMATE.start_main_~k~0#1| 256))) (or (and (= 276 |ULTIMATE.start_main_~x~0#1|) .cse0 (= ~counter~0 4) (= 3 |ULTIMATE.start_main_~y~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 (= ~counter~0 9) .cse2 .cse3 (<= (+ (* 135 .cse6) (* 1215 .cse7) (* .cse8 540) (* .cse9 18) .cse10 (* |ULTIMATE.start_main_~y~0#1| 1458)) 4611686018427387175)) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (= |ULTIMATE.start_main_~x~0#1| 1) .cse1 (= |ULTIMATE.start_main_~y~0#1| 1) .cse2 .cse3 (= ~counter~0 2)) (and .cse0 (= ~counter~0 8) .cse4 .cse1 .cse5 (<= (+ (* .cse6 240) (* 3840 .cse7) (* .cse9 24) .cse10 (* |ULTIMATE.start_main_~y~0#1| 6144) (* 1280 .cse8)) 4611686018427383808) .cse2 .cse3) (and (= ~counter~0 3) (= 2 |ULTIMATE.start_main_~y~0#1|) .cse1 (<= |ULTIMATE.start_main_~c~0#1| 9223372036854775805) (= |ULTIMATE.start_main_~x~0#1| 33) .cse2 .cse3) (and (= 5 |ULTIMATE.start_main_~y~0#1|) .cse0 (= 4425 |ULTIMATE.start_main_~x~0#1|) .cse1 (= ~counter~0 6) .cse2 .cse3) (and (<= ~counter~0 2147483643) .cse0 .cse4 (<= (+ (* .cse9 12) .cse10 (* 192 |ULTIMATE.start_main_~y~0#1|) (* 240 .cse7) (* .cse6 60) (* 160 .cse8)) 4611686018427387840) (<= 10 ~counter~0) .cse1 .cse5 .cse2 .cse3) (and (= |ULTIMATE.start_main_~c~0#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 32768)) .cse3 (= ~counter~0 1) (= |ULTIMATE.start_main_~x~0#1| 0)) (and (= ~counter~0 7) .cse0 .cse4 (<= (+ (* 30 .cse9) .cse10 (* 375 .cse6) (* |ULTIMATE.start_main_~y~0#1| 18750) (* .cse8 2500) (* 9375 .cse7)) 4611686018427372279) .cse1 .cse5 .cse2 .cse3) (and (= 1300 |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_main_~y~0#1| 4) .cse0 (= ~counter~0 5) .cse1 .cse2 .cse3)))) [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point L29-43(lines 28 37) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,739 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,740 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point L34-1(line 34) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-29 05:15:40,741 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-29 05:15:40,742 INFO L899 garLoopResultBuilder]: For program point L35-1(line 35) no Hoare annotation was computed. [2023-11-29 05:15:40,742 INFO L899 garLoopResultBuilder]: For program point L10(lines 10 13) no Hoare annotation was computed. [2023-11-29 05:15:40,742 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 9 15) no Hoare annotation was computed. [2023-11-29 05:15:40,742 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: true [2023-11-29 05:15:40,742 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 9 15) no Hoare annotation was computed. [2023-11-29 05:15:40,744 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:15:40,747 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:15:40,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:15:40 BoogieIcfgContainer [2023-11-29 05:15:40,773 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:15:40,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:15:40,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:15:40,774 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:15:40,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:04:12" (3/4) ... [2023-11-29 05:15:40,776 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 05:15:40,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 05:15:40,789 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-29 05:15:40,790 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-29 05:15:40,790 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 05:15:40,791 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 05:15:40,908 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 05:15:40,908 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 05:15:40,909 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:15:40,909 INFO L158 Benchmark]: Toolchain (without parser) took 689300.76ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 102.3MB in the beginning and 81.9MB in the end (delta: 20.4MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,910 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:15:40,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.79ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 91.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.57ms. Allocated memory is still 148.9MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,911 INFO L158 Benchmark]: Boogie Preprocessor took 45.63ms. Allocated memory is still 148.9MB. Free memory was 88.7MB in the beginning and 86.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,911 INFO L158 Benchmark]: RCFGBuilder took 706.05ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 106.9MB in the end (delta: -20.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,911 INFO L158 Benchmark]: TraceAbstraction took 688151.82ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 106.5MB in the beginning and 89.3MB in the end (delta: 17.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,911 INFO L158 Benchmark]: Witness Printer took 135.03ms. Allocated memory is still 195.0MB. Free memory was 89.3MB in the beginning and 81.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 05:15:40,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.79ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 91.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.57ms. Allocated memory is still 148.9MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.63ms. Allocated memory is still 148.9MB. Free memory was 88.7MB in the beginning and 86.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 706.05ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 106.9MB in the end (delta: -20.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 688151.82ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 106.5MB in the beginning and 89.3MB in the end (delta: 17.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. * Witness Printer took 135.03ms. Allocated memory is still 195.0MB. Free memory was 89.3MB in the beginning and 81.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: 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 2 procedures, 223 locations, 104 error locations. Started 1 CEGAR loops. OverallTime: 688.1s, OverallIterations: 34, TraceHistogramMax: 12, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 351.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 49 mSolverCounterUnknown, 8521 SdHoareTripleChecker+Valid, 305.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8490 mSDsluCounter, 17000 SdHoareTripleChecker+Invalid, 303.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 159 IncrementalHoareTripleChecker+Unchecked, 12897 mSDsCounter, 519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16559 IncrementalHoareTripleChecker+Invalid, 17286 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 519 mSolverCounterUnsat, 4103 mSDtfsCounter, 16559 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10970 GetRequests, 10559 SyntacticMatches, 36 SemanticMatches, 375 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1918 ImplicationChecksByTransitivity, 92.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=998occurred in iteration=31, InterpolantAutomatonStates: 332, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 34 MinimizatonAttempts, 899 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 32 PreInvPairs, 60 NumberOfFragments, 1153 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4520 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 5 FomulaSimplificationsInter, 3841 FormulaSimplificationTreeSizeReductionInter, 45.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 278.8s InterpolantComputationTime, 6257 NumberOfCodeBlocks, 5549 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 10597 ConstructedInterpolants, 46 QuantifiedInterpolants, 85847 SizeOfPredicates, 76 NumberOfNonLiveVariables, 7525 ConjunctsInSsa, 246 ConjunctsInUnsatCore, 49 InterpolantComputations, 14 PerfectInterpolantSequences, 12529/22302 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 104 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: ((((((((((((((((((c <= 9223372036854775806) && (counter == 8)) && (1 <= y)) && (0 <= c)) && ((((6 * ((((y * y) * y) * y) * y)) + (2 * (((((y * y) * y) * y) * y) * y))) + (5 * (((y * y) * y) * y))) == ((x * 12) + (y * y)))) && (1 <= k)) && (k <= 256)) && (((((((135 * (((y * y) * y) * y)) + (1215 * (y * y))) + (((y * y) * y) * 540)) + (((((y * y) * y) * y) * y) * 18)) + (((((y * y) * y) * y) * y) * y)) + (y * 1458)) <= 4611686018427387175)) || ((((((c == 0) && (y == 0)) && (counter == 0)) && (0 <= (k + 32768))) && (k <= 256)) && (x == 0))) || (((((((((counter <= 2147483643) && (c <= 9223372036854775806)) && (1 <= y)) && (((((((6 * ((((y * y) * y) * y) * y)) + (6 * y)) + (((((y * y) * y) * y) * y) * y)) + (15 * (y * y))) + (((y * y) * y) * 20)) + ((((y * y) * y) * y) * 15)) <= 4611686018427387903)) && (10 <= counter)) && (0 <= c)) && ((((6 * ((((y * y) * y) * y) * y)) + (2 * (((((y * y) * y) * y) * y) * y))) + (5 * (((y * y) * y) * y))) == ((x * 12) + (y * y)))) && (1 <= k)) && (k <= 256))) || (((((((2 == y) && (0 <= c)) && (c <= 9223372036854775805)) && (x == 33)) && (1 <= k)) && (k <= 256)) && (counter == 2))) || (((((((5 == y) && (c <= 9223372036854775806)) && (4425 == x)) && (counter == 5)) && (0 <= c)) && (1 <= k)) && (k <= 256))) || (((((((counter == 3) && (276 == x)) && (c <= 9223372036854775806)) && (3 == y)) && (0 <= c)) && (1 <= k)) && (k <= 256))) || (((((((1300 == x) && (y == 4)) && (c <= 9223372036854775806)) && (counter == 4)) && (0 <= c)) && (1 <= k)) && (k <= 256))) || ((((((((counter == 7) && (c <= 9223372036854775806)) && (1 <= y)) && (0 <= c)) && ((((6 * ((((y * y) * y) * y) * y)) + (2 * (((((y * y) * y) * y) * y) * y))) + (5 * (((y * y) * y) * y))) == ((x * 12) + (y * y)))) && ((((((((((y * y) * y) * y) * 240) + (3840 * (y * y))) + (((((y * y) * y) * y) * y) * 24)) + (((((y * y) * y) * y) * y) * y)) + (y * 6144)) + (1280 * ((y * y) * y))) <= 4611686018427383808)) && (1 <= k)) && (k <= 256))) || ((((((((c <= 9223372036854775806) && (1 <= y)) && (((((((((((y * y) * y) * y) * y) * 12) + (((((y * y) * y) * y) * y) * y)) + (192 * y)) + (240 * (y * y))) + ((((y * y) * y) * y) * 60)) + (160 * ((y * y) * y))) <= 4611686018427387840)) && (0 <= c)) && ((((6 * ((((y * y) * y) * y) * y)) + (2 * (((((y * y) * y) * y) * y) * y))) + (5 * (((y * y) * y) * y))) == ((x * 12) + (y * y)))) && (counter == 9)) && (1 <= k)) && (k <= 256))) || ((((((((c <= 9223372036854775806) && (1 <= y)) && (((((((30 * ((((y * y) * y) * y) * y)) + (((((y * y) * y) * y) * y) * y)) + (375 * (((y * y) * y) * y))) + (y * 18750)) + (((y * y) * y) * 2500)) + (9375 * (y * y))) <= 4611686018427372279)) && (0 <= c)) && ((((6 * ((((y * y) * y) * y) * y)) + (2 * (((((y * y) * y) * y) * y) * y))) + (5 * (((y * y) * y) * y))) == ((x * 12) + (y * y)))) && (counter == 6)) && (1 <= k)) && (k <= 256))) || (((((((c <= 1) && (x == 1)) && (0 <= c)) && (y == 1)) && (1 <= k)) && (k <= 256)) && (counter == 1))) RESULT: Ultimate proved your program to be correct! [2023-11-29 05:15:41,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d715c11d-767d-4ce9-9be5-f5fe4c0bb3c7/bin/uautomizer-verify-BQ2R08f2Ya/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