./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/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_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/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_51623e0d-0628-40e9-b19f-aec1d781a798/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 29123ed479a06938c1b58bc0ee2ae38219e9e012922d3ca9fba5679eb1736558 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:17:42,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:17:42,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 01:17:42,992 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:17:42,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:17:43,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:17:43,024 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:17:43,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:17:43,025 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:17:43,026 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:17:43,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:17:43,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:17:43,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:17:43,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:17:43,030 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:17:43,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:17:43,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:17:43,032 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:17:43,033 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:17:43,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:17:43,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:17:43,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:17:43,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:17:43,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:17:43,036 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 01:17:43,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:17:43,038 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:17:43,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:17:43,039 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:17:43,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:17:43,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:17:43,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:17:43,041 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:17:43,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:17:43,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:17:43,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:17:43,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:17:43,042 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:17:43,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:17:43,042 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:17:43,043 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:17:43,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:17:43,043 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:17:43,043 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:17:43,044 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_51623e0d-0628-40e9-b19f-aec1d781a798/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29123ed479a06938c1b58bc0ee2ae38219e9e012922d3ca9fba5679eb1736558 [2023-11-29 01:17:43,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:17:43,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:17:43,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:17:43,278 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:17:43,278 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:17:43,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c [2023-11-29 01:17:46,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:17:46,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:17:46,311 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c [2023-11-29 01:17:46,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/data/90516e376/95b39c81ac4f4ecc810f2a324fa24e89/FLAGef29d3156 [2023-11-29 01:17:46,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/data/90516e376/95b39c81ac4f4ecc810f2a324fa24e89 [2023-11-29 01:17:46,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:17:46,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:17:46,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:17:46,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:17:46,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:17:46,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164c450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46, skipping insertion in model container [2023-11-29 01:17:46,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:17:46,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:17:46,551 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:17:46,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:17:46,594 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:17:46,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46 WrapperNode [2023-11-29 01:17:46,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:17:46,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:17:46,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:17:46,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:17:46,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,637 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 155 [2023-11-29 01:17:46,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:17:46,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:17:46,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:17:46,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:17:46,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,650 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,663 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 01:17:46,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:17:46,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:17:46,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:17:46,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:17:46,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (1/1) ... [2023-11-29 01:17:46,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:17:46,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:46,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:17:46,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:17:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:17:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:17:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:17:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:17:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:17:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:17:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 01:17:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 01:17:46,814 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:17:46,817 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:17:47,555 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:17:47,608 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:17:47,608 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 01:17:47,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:17:47 BoogieIcfgContainer [2023-11-29 01:17:47,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:17:47,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:17:47,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:17:47,633 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:17:47,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:17:46" (1/3) ... [2023-11-29 01:17:47,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d9ae14a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:17:47, skipping insertion in model container [2023-11-29 01:17:47,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:17:46" (2/3) ... [2023-11-29 01:17:47,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d9ae14a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:17:47, skipping insertion in model container [2023-11-29 01:17:47,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:17:47" (3/3) ... [2023-11-29 01:17:47,640 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat1-ll_valuebound2.c [2023-11-29 01:17:47,658 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:17:47,658 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 92 error locations. [2023-11-29 01:17:47,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:17:47,716 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;@788668d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:17:47,717 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2023-11-29 01:17:47,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 107 states have (on average 1.9626168224299065) internal successors, (210), 199 states have internal predecessors, (210), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 01:17:47,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 01:17:47,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:47,728 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:17:47,728 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:47,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:47,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1466449209, now seen corresponding path program 1 times [2023-11-29 01:17:47,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:47,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125285839] [2023-11-29 01:17:47,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:47,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:47,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:17:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:47,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:17:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:17:47,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:47,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125285839] [2023-11-29 01:17:47,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125285839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:47,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:47,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:17:47,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102272825] [2023-11-29 01:17:47,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:47,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:17:47,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:47,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:17:47,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:17:47,918 INFO L87 Difference]: Start difference. First operand has 210 states, 107 states have (on average 1.9626168224299065) internal successors, (210), 199 states have internal predecessors, (210), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 01:17:47,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:47,964 INFO L93 Difference]: Finished difference Result 408 states and 457 transitions. [2023-11-29 01:17:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:17:47,967 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 13 [2023-11-29 01:17:47,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:47,976 INFO L225 Difference]: With dead ends: 408 [2023-11-29 01:17:47,976 INFO L226 Difference]: Without dead ends: 197 [2023-11-29 01:17:47,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 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 01:17:47,984 INFO L413 NwaCegarLoop]: 206 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, 206 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 01:17:47,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 206 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:17:48,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-11-29 01:17:48,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2023-11-29 01:17:48,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 106 states have (on average 1.7924528301886793) internal successors, (190), 187 states have internal predecessors, (190), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 204 transitions. [2023-11-29 01:17:48,037 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 204 transitions. Word has length 13 [2023-11-29 01:17:48,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:48,037 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 204 transitions. [2023-11-29 01:17:48,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 01:17:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 204 transitions. [2023-11-29 01:17:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 01:17:48,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:48,039 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:17:48,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:17:48,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:48,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:48,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1859416637, now seen corresponding path program 1 times [2023-11-29 01:17:48,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:48,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598355546] [2023-11-29 01:17:48,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:17:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:17:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:17:48,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:48,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598355546] [2023-11-29 01:17:48,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598355546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:48,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:48,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:17:48,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123968517] [2023-11-29 01:17:48,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:48,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:17:48,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:48,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:17:48,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:17:48,129 INFO L87 Difference]: Start difference. First operand 197 states and 204 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 01:17:48,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:48,188 INFO L93 Difference]: Finished difference Result 197 states and 204 transitions. [2023-11-29 01:17:48,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:17:48,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 13 [2023-11-29 01:17:48,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:48,192 INFO L225 Difference]: With dead ends: 197 [2023-11-29 01:17:48,192 INFO L226 Difference]: Without dead ends: 193 [2023-11-29 01:17:48,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:17:48,194 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 178 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:48,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 191 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:17:48,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-29 01:17:48,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2023-11-29 01:17:48,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 106 states have (on average 1.7547169811320755) internal successors, (186), 183 states have internal predecessors, (186), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 200 transitions. [2023-11-29 01:17:48,217 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 200 transitions. Word has length 13 [2023-11-29 01:17:48,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:48,218 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 200 transitions. [2023-11-29 01:17:48,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 01:17:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 200 transitions. [2023-11-29 01:17:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 01:17:48,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:48,220 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:17:48,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:17:48,220 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:48,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:48,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1807340860, now seen corresponding path program 1 times [2023-11-29 01:17:48,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:48,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597394901] [2023-11-29 01:17:48,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:17:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:17:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:17:48,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:48,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597394901] [2023-11-29 01:17:48,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597394901] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:48,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:48,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:17:48,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687280121] [2023-11-29 01:17:48,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:48,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:17:48,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:48,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:17:48,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:17:48,293 INFO L87 Difference]: Start difference. First operand 193 states and 200 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 01:17:48,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:48,343 INFO L93 Difference]: Finished difference Result 193 states and 200 transitions. [2023-11-29 01:17:48,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:17:48,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 14 [2023-11-29 01:17:48,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:48,346 INFO L225 Difference]: With dead ends: 193 [2023-11-29 01:17:48,346 INFO L226 Difference]: Without dead ends: 189 [2023-11-29 01:17:48,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:17:48,348 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 173 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:48,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 191 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:17:48,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-11-29 01:17:48,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2023-11-29 01:17:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 106 states have (on average 1.7169811320754718) internal successors, (182), 179 states have internal predecessors, (182), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:48,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 196 transitions. [2023-11-29 01:17:48,366 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 196 transitions. Word has length 14 [2023-11-29 01:17:48,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:48,366 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 196 transitions. [2023-11-29 01:17:48,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 01:17:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 196 transitions. [2023-11-29 01:17:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-29 01:17:48,368 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:48,368 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:17:48,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:17:48,368 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:48,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:48,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1543402248, now seen corresponding path program 1 times [2023-11-29 01:17:48,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:48,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886730700] [2023-11-29 01:17:48,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:48,384 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:48,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [287501233] [2023-11-29 01:17:48,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:48,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:48,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:48,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:17:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:17:48,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:17:48,549 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:17:48,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:48,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886730700] [2023-11-29 01:17:48,550 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:48,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287501233] [2023-11-29 01:17:48,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287501233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:48,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:48,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:17:48,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529816915] [2023-11-29 01:17:48,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:48,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:17:48,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:48,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:17:48,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:17:48,553 INFO L87 Difference]: Start difference. First operand 189 states and 196 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 01:17:48,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:48,653 INFO L93 Difference]: Finished difference Result 189 states and 196 transitions. [2023-11-29 01:17:48,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:17:48,653 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2023-11-29 01:17:48,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:48,655 INFO L225 Difference]: With dead ends: 189 [2023-11-29 01:17:48,655 INFO L226 Difference]: Without dead ends: 187 [2023-11-29 01:17:48,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:17:48,657 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 169 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:48,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 516 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:17:48,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-29 01:17:48,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2023-11-29 01:17:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 106 states have (on average 1.6981132075471699) internal successors, (180), 177 states have internal predecessors, (180), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 194 transitions. [2023-11-29 01:17:48,673 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 194 transitions. Word has length 18 [2023-11-29 01:17:48,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:48,673 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 194 transitions. [2023-11-29 01:17:48,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 01:17:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 194 transitions. [2023-11-29 01:17:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-29 01:17:48,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:48,675 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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 01:17:48,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:17:48,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:48,881 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:48,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:48,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1365491731, now seen corresponding path program 1 times [2023-11-29 01:17:48,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:48,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701600510] [2023-11-29 01:17:48,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:48,898 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:48,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1841182656] [2023-11-29 01:17:48,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:48,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:48,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:48,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:48,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:17:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:48,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:17:48,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:17:49,116 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:17:49,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:49,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701600510] [2023-11-29 01:17:49,190 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:49,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841182656] [2023-11-29 01:17:49,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841182656] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:17:49,191 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:17:49,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2023-11-29 01:17:49,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770459507] [2023-11-29 01:17:49,192 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:17:49,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:17:49,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:49,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:17:49,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:17:49,193 INFO L87 Difference]: Start difference. First operand 187 states and 194 transitions. Second operand has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:17:49,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:49,314 INFO L93 Difference]: Finished difference Result 187 states and 194 transitions. [2023-11-29 01:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:17:49,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 35 [2023-11-29 01:17:49,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:49,317 INFO L225 Difference]: With dead ends: 187 [2023-11-29 01:17:49,317 INFO L226 Difference]: Without dead ends: 184 [2023-11-29 01:17:49,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:17:49,319 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 159 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:49,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 468 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:17:49,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-29 01:17:49,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2023-11-29 01:17:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 106 states have (on average 1.669811320754717) internal successors, (177), 174 states have internal predecessors, (177), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:49,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 191 transitions. [2023-11-29 01:17:49,334 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 191 transitions. Word has length 35 [2023-11-29 01:17:49,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:49,334 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 191 transitions. [2023-11-29 01:17:49,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:17:49,335 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 191 transitions. [2023-11-29 01:17:49,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-29 01:17:49,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:49,336 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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 01:17:49,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:17:49,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:49,542 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:49,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:49,543 INFO L85 PathProgramCache]: Analyzing trace with hash 619429364, now seen corresponding path program 1 times [2023-11-29 01:17:49,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:49,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429704357] [2023-11-29 01:17:49,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:49,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:49,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [153669221] [2023-11-29 01:17:49,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:49,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:49,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:49,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:49,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:17:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:49,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:17:49,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:17:49,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:17:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:17:49,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:49,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429704357] [2023-11-29 01:17:49,887 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:49,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153669221] [2023-11-29 01:17:49,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153669221] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:17:49,887 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:17:49,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 01:17:49,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206274949] [2023-11-29 01:17:49,888 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:17:49,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:17:49,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:49,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:17:49,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:17:49,889 INFO L87 Difference]: Start difference. First operand 184 states and 191 transitions. Second operand has 9 states, 8 states have (on average 4.875) internal successors, (39), 9 states have internal predecessors, (39), 5 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2023-11-29 01:17:50,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:50,066 INFO L93 Difference]: Finished difference Result 184 states and 191 transitions. [2023-11-29 01:17:50,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:17:50,067 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.875) internal successors, (39), 9 states have internal predecessors, (39), 5 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) Word has length 36 [2023-11-29 01:17:50,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:50,069 INFO L225 Difference]: With dead ends: 184 [2023-11-29 01:17:50,069 INFO L226 Difference]: Without dead ends: 183 [2023-11-29 01:17:50,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:17:50,070 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 312 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:50,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 318 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:17:50,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-29 01:17:50,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2023-11-29 01:17:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 106 states have (on average 1.6603773584905661) internal successors, (176), 173 states have internal predecessors, (176), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 01:17:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 190 transitions. [2023-11-29 01:17:50,081 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 190 transitions. Word has length 36 [2023-11-29 01:17:50,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:50,082 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 190 transitions. [2023-11-29 01:17:50,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.875) internal successors, (39), 9 states have internal predecessors, (39), 5 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2023-11-29 01:17:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 190 transitions. [2023-11-29 01:17:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-29 01:17:50,083 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:50,083 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 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 01:17:50,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:17:50,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:50,288 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:50,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:50,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1728832970, now seen corresponding path program 1 times [2023-11-29 01:17:50,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:50,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322009693] [2023-11-29 01:17:50,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:50,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:50,298 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:50,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2051181822] [2023-11-29 01:17:50,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:50,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:50,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:50,300 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:50,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:17:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:50,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:17:50,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 01:17:50,363 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:17:50,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:50,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322009693] [2023-11-29 01:17:50,363 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:50,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051181822] [2023-11-29 01:17:50,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051181822] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:50,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:50,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:17:50,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747851533] [2023-11-29 01:17:50,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:50,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:17:50,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:50,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:17:50,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:17:50,366 INFO L87 Difference]: Start difference. First operand 183 states and 190 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:17:50,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:50,506 INFO L93 Difference]: Finished difference Result 324 states and 342 transitions. [2023-11-29 01:17:50,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:17:50,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 38 [2023-11-29 01:17:50,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:50,509 INFO L225 Difference]: With dead ends: 324 [2023-11-29 01:17:50,510 INFO L226 Difference]: Without dead ends: 318 [2023-11-29 01:17:50,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 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 01:17:50,511 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 137 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:50,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 302 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:17:50,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2023-11-29 01:17:50,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 246. [2023-11-29 01:17:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 166 states have (on average 1.6927710843373494) internal successors, (281), 233 states have internal predecessors, (281), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 01:17:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 301 transitions. [2023-11-29 01:17:50,524 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 301 transitions. Word has length 38 [2023-11-29 01:17:50,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:50,525 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 301 transitions. [2023-11-29 01:17:50,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:17:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 301 transitions. [2023-11-29 01:17:50,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-29 01:17:50,526 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:50,526 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 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 01:17:50,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:17:50,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:50,732 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:50,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:50,732 INFO L85 PathProgramCache]: Analyzing trace with hash -2054214440, now seen corresponding path program 1 times [2023-11-29 01:17:50,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:50,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969852773] [2023-11-29 01:17:50,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:50,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:50,740 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:50,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [99913730] [2023-11-29 01:17:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:50,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:50,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:50,742 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:50,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:17:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:50,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:17:50,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:53,476 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807)))) is different from true [2023-11-29 01:17:53,494 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 01:17:53,494 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:17:53,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:53,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969852773] [2023-11-29 01:17:53,494 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:53,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99913730] [2023-11-29 01:17:53,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99913730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:17:53,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:17:53,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:17:53,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976966453] [2023-11-29 01:17:53,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:17:53,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:17:53,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:53,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:17:53,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2023-11-29 01:17:53,497 INFO L87 Difference]: Start difference. First operand 246 states and 301 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:17:55,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:17:55,026 INFO L93 Difference]: Finished difference Result 250 states and 305 transitions. [2023-11-29 01:17:55,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:17:55,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39 [2023-11-29 01:17:55,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:17:55,029 INFO L225 Difference]: With dead ends: 250 [2023-11-29 01:17:55,029 INFO L226 Difference]: Without dead ends: 249 [2023-11-29 01:17:55,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=8, Invalid=6, Unknown=2, NotChecked=4, Total=20 [2023-11-29 01:17:55,030 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 169 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 190 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:17:55,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 187 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 190 Unchecked, 0.0s Time] [2023-11-29 01:17:55,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-29 01:17:55,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2023-11-29 01:17:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 169 states have (on average 1.680473372781065) internal successors, (284), 236 states have internal predecessors, (284), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 01:17:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 304 transitions. [2023-11-29 01:17:55,043 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 304 transitions. Word has length 39 [2023-11-29 01:17:55,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:17:55,043 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 304 transitions. [2023-11-29 01:17:55,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:17:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 304 transitions. [2023-11-29 01:17:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-29 01:17:55,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:17:55,045 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 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 01:17:55,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:17:55,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 01:17:55,249 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:17:55,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:17:55,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1584881882, now seen corresponding path program 1 times [2023-11-29 01:17:55,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:17:55,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867217441] [2023-11-29 01:17:55,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:55,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:17:55,256 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:17:55,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [386416599] [2023-11-29 01:17:55,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:17:55,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:17:55,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:17:55,257 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:17:55,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:17:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:17:55,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:17:55,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:17:55,503 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:17:55,503 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:17:55,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:17:55,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867217441] [2023-11-29 01:17:55,738 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:17:55,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386416599] [2023-11-29 01:17:55,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [386416599] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:17:55,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:17:55,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 01:17:55,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934864736] [2023-11-29 01:17:55,739 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:17:55,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:17:55,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:17:55,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:17:55,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:17:55,741 INFO L87 Difference]: Start difference. First operand 249 states and 304 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:18:01,252 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 [0] [2023-11-29 01:18:06,168 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 [0] [2023-11-29 01:18:06,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:06,176 INFO L93 Difference]: Finished difference Result 327 states and 339 transitions. [2023-11-29 01:18:06,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:18:06,177 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 41 [2023-11-29 01:18:06,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:06,179 INFO L225 Difference]: With dead ends: 327 [2023-11-29 01:18:06,179 INFO L226 Difference]: Without dead ends: 321 [2023-11-29 01:18:06,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:18:06,180 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 703 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 23 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:06,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [706 Valid, 505 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 251 Invalid, 4 Unknown, 0 Unchecked, 10.4s Time] [2023-11-29 01:18:06,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2023-11-29 01:18:06,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 246. [2023-11-29 01:18:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 166 states have (on average 1.6566265060240963) internal successors, (275), 233 states have internal predecessors, (275), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 01:18:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 295 transitions. [2023-11-29 01:18:06,198 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 295 transitions. Word has length 41 [2023-11-29 01:18:06,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:06,199 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 295 transitions. [2023-11-29 01:18:06,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:18:06,200 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 295 transitions. [2023-11-29 01:18:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-29 01:18:06,201 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:06,201 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 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 01:18:06,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:18:06,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 01:18:06,402 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:06,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:06,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1641898788, now seen corresponding path program 1 times [2023-11-29 01:18:06,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:06,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669954406] [2023-11-29 01:18:06,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:06,411 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:06,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1703994564] [2023-11-29 01:18:06,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:06,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:06,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:06,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:06,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:18:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:06,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:18:06,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:18:06,663 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:18:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:18:06,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:06,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669954406] [2023-11-29 01:18:06,831 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:06,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703994564] [2023-11-29 01:18:06,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703994564] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:18:06,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:18:06,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 01:18:06,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520411090] [2023-11-29 01:18:06,835 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:18:06,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:18:06,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:06,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:18:06,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:18:06,837 INFO L87 Difference]: Start difference. First operand 246 states and 295 transitions. Second operand has 9 states, 8 states have (on average 6.5) internal successors, (52), 9 states have internal predecessors, (52), 3 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:18:07,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:07,667 INFO L93 Difference]: Finished difference Result 395 states and 467 transitions. [2023-11-29 01:18:07,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:18:07,668 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.5) internal successors, (52), 9 states have internal predecessors, (52), 3 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 43 [2023-11-29 01:18:07,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:07,671 INFO L225 Difference]: With dead ends: 395 [2023-11-29 01:18:07,671 INFO L226 Difference]: Without dead ends: 368 [2023-11-29 01:18:07,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:18:07,672 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 923 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 923 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:07,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [923 Valid, 455 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:18:07,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2023-11-29 01:18:07,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 322. [2023-11-29 01:18:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 256 states have (on average 1.4765625) internal successors, (378), 306 states have internal predecessors, (378), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-29 01:18:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 404 transitions. [2023-11-29 01:18:07,696 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 404 transitions. Word has length 43 [2023-11-29 01:18:07,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:07,696 INFO L495 AbstractCegarLoop]: Abstraction has 322 states and 404 transitions. [2023-11-29 01:18:07,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.5) internal successors, (52), 9 states have internal predecessors, (52), 3 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:18:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 404 transitions. [2023-11-29 01:18:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-29 01:18:07,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:07,697 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:18:07,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 01:18:07,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:18:07,898 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:07,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:07,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1611734818, now seen corresponding path program 1 times [2023-11-29 01:18:07,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:07,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303046218] [2023-11-29 01:18:07,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:07,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:07,904 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:07,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1950871395] [2023-11-29 01:18:07,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:07,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:07,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:07,905 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:07,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:18:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:07,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:18:07,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:07,965 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 01:18:07,965 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:18:07,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:07,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303046218] [2023-11-29 01:18:07,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:07,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950871395] [2023-11-29 01:18:07,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950871395] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:18:07,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:18:07,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:18:07,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098405290] [2023-11-29 01:18:07,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:18:07,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:18:07,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:07,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:18:07,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:18:07,968 INFO L87 Difference]: Start difference. First operand 322 states and 404 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:18:08,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:08,162 INFO L93 Difference]: Finished difference Result 490 states and 592 transitions. [2023-11-29 01:18:08,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:18:08,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 45 [2023-11-29 01:18:08,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:08,166 INFO L225 Difference]: With dead ends: 490 [2023-11-29 01:18:08,166 INFO L226 Difference]: Without dead ends: 449 [2023-11-29 01:18:08,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 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 01:18:08,168 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 102 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:08,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 219 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:18:08,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2023-11-29 01:18:08,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 423. [2023-11-29 01:18:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 354 states have (on average 1.3898305084745763) internal successors, (492), 404 states have internal predecessors, (492), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-29 01:18:08,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 524 transitions. [2023-11-29 01:18:08,196 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 524 transitions. Word has length 45 [2023-11-29 01:18:08,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:08,196 INFO L495 AbstractCegarLoop]: Abstraction has 423 states and 524 transitions. [2023-11-29 01:18:08,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:18:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 524 transitions. [2023-11-29 01:18:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-29 01:18:08,198 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:08,198 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1] [2023-11-29 01:18:08,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:18:08,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:08,400 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:08,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:08,401 INFO L85 PathProgramCache]: Analyzing trace with hash -707959789, now seen corresponding path program 1 times [2023-11-29 01:18:08,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:08,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82350033] [2023-11-29 01:18:08,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:08,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:08,413 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:08,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [114055904] [2023-11-29 01:18:08,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:08,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:08,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:08,415 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:08,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:18:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:08,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:18:08,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:08,545 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:18:08,546 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:18:08,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:08,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82350033] [2023-11-29 01:18:08,546 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:08,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114055904] [2023-11-29 01:18:08,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114055904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:18:08,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:18:08,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:18:08,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322256350] [2023-11-29 01:18:08,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:18:08,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:18:08,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:08,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:18:08,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:18:08,548 INFO L87 Difference]: Start difference. First operand 423 states and 524 transitions. Second operand has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-29 01:18:08,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:08,797 INFO L93 Difference]: Finished difference Result 449 states and 525 transitions. [2023-11-29 01:18:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:18:08,798 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 87 [2023-11-29 01:18:08,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:08,801 INFO L225 Difference]: With dead ends: 449 [2023-11-29 01:18:08,801 INFO L226 Difference]: Without dead ends: 448 [2023-11-29 01:18:08,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 84 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 01:18:08,802 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 71 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:08,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 243 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:18:08,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2023-11-29 01:18:08,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 423. [2023-11-29 01:18:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 354 states have (on average 1.384180790960452) internal successors, (490), 404 states have internal predecessors, (490), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-29 01:18:08,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 522 transitions. [2023-11-29 01:18:08,828 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 522 transitions. Word has length 87 [2023-11-29 01:18:08,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:08,829 INFO L495 AbstractCegarLoop]: Abstraction has 423 states and 522 transitions. [2023-11-29 01:18:08,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-29 01:18:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 522 transitions. [2023-11-29 01:18:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-29 01:18:08,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:08,831 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1] [2023-11-29 01:18:08,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-29 01:18:09,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:09,036 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:09,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:09,037 INFO L85 PathProgramCache]: Analyzing trace with hash -471916808, now seen corresponding path program 1 times [2023-11-29 01:18:09,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:09,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219280422] [2023-11-29 01:18:09,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:09,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:09,048 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:09,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1594090358] [2023-11-29 01:18:09,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:09,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:09,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:09,050 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:09,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:18:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:09,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:18:09,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:18:09,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:18:09,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:09,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219280422] [2023-11-29 01:18:09,234 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:09,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594090358] [2023-11-29 01:18:09,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594090358] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:18:09,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:18:09,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:18:09,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333468460] [2023-11-29 01:18:09,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:18:09,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:18:09,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:09,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:18:09,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:18:09,236 INFO L87 Difference]: Start difference. First operand 423 states and 522 transitions. Second operand has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-29 01:18:09,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:09,386 INFO L93 Difference]: Finished difference Result 423 states and 522 transitions. [2023-11-29 01:18:09,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:18:09,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 88 [2023-11-29 01:18:09,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:09,390 INFO L225 Difference]: With dead ends: 423 [2023-11-29 01:18:09,390 INFO L226 Difference]: Without dead ends: 417 [2023-11-29 01:18:09,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 85 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 01:18:09,392 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 176 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:09,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 89 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:18:09,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2023-11-29 01:18:09,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 417. [2023-11-29 01:18:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 354 states have (on average 1.344632768361582) internal successors, (476), 398 states have internal predecessors, (476), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-29 01:18:09,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 508 transitions. [2023-11-29 01:18:09,420 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 508 transitions. Word has length 88 [2023-11-29 01:18:09,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:09,420 INFO L495 AbstractCegarLoop]: Abstraction has 417 states and 508 transitions. [2023-11-29 01:18:09,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-29 01:18:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 508 transitions. [2023-11-29 01:18:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-29 01:18:09,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:09,422 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:18:09,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-29 01:18:09,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 01:18:09,623 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:09,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:09,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1860687940, now seen corresponding path program 1 times [2023-11-29 01:18:09,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:09,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357268758] [2023-11-29 01:18:09,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:09,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:09,632 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:09,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1945420544] [2023-11-29 01:18:09,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:09,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:09,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:09,634 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:09,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:18:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:09,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:18:09,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:18:09,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:18:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:18:10,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:10,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357268758] [2023-11-29 01:18:10,061 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:10,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945420544] [2023-11-29 01:18:10,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945420544] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:18:10,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:18:10,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 01:18:10,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751232541] [2023-11-29 01:18:10,061 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:18:10,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:18:10,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:10,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:18:10,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:18:10,063 INFO L87 Difference]: Start difference. First operand 417 states and 508 transitions. Second operand has 10 states, 9 states have (on average 14.444444444444445) internal successors, (130), 10 states have internal predecessors, (130), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-11-29 01:18:10,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:18:10,951 INFO L93 Difference]: Finished difference Result 994 states and 1198 transitions. [2023-11-29 01:18:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 01:18:10,952 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 14.444444444444445) internal successors, (130), 10 states have internal predecessors, (130), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 92 [2023-11-29 01:18:10,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:18:10,956 INFO L225 Difference]: With dead ends: 994 [2023-11-29 01:18:10,956 INFO L226 Difference]: Without dead ends: 601 [2023-11-29 01:18:10,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=187, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:18:10,959 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 1112 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:18:10,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1113 Valid, 312 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:18:10,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2023-11-29 01:18:10,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 542. [2023-11-29 01:18:11,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 476 states have (on average 1.3025210084033614) internal successors, (620), 517 states have internal predecessors, (620), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-29 01:18:11,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 664 transitions. [2023-11-29 01:18:11,004 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 664 transitions. Word has length 92 [2023-11-29 01:18:11,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:18:11,005 INFO L495 AbstractCegarLoop]: Abstraction has 542 states and 664 transitions. [2023-11-29 01:18:11,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.444444444444445) internal successors, (130), 10 states have internal predecessors, (130), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-11-29 01:18:11,005 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 664 transitions. [2023-11-29 01:18:11,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-29 01:18:11,006 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:18:11,006 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2023-11-29 01:18:11,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 01:18:11,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:18:11,213 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:18:11,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:18:11,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1846751163, now seen corresponding path program 1 times [2023-11-29 01:18:11,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:18:11,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375383260] [2023-11-29 01:18:11,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:11,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:18:11,221 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:18:11,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [588666853] [2023-11-29 01:18:11,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:18:11,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:18:11,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:18:11,223 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:18:11,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:18:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:18:11,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:18:11,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:18:17,004 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1| 1) .cse0) (<= .cse0 9223372036854775807)))) is different from true [2023-11-29 01:18:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 3 not checked. [2023-11-29 01:18:17,034 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:18:17,196 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:18:17,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:18:17,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375383260] [2023-11-29 01:18:17,196 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:18:17,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [588666853] [2023-11-29 01:18:17,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [588666853] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:18:17,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:18:17,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 01:18:17,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184570604] [2023-11-29 01:18:17,197 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:18:17,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:18:17,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:18:17,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:18:17,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=48, Unknown=3, NotChecked=14, Total=90 [2023-11-29 01:18:17,199 INFO L87 Difference]: Start difference. First operand 542 states and 664 transitions. Second operand has 10 states, 9 states have (on average 13.444444444444445) internal successors, (121), 10 states have internal predecessors, (121), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:18:31,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:33,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:36,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:39,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:42,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:46,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:50,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:54,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:18:56,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:01,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:05,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:08,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:10,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:14,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:16,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:18,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:21,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:25,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:30,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:32,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:36,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:38,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:40,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:44,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:48,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:51,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:55,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:19:59,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:02,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:04,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:08,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:10,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:12,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:13,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:17,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:21,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:24,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:26,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:28,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:32,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:36,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:40,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:43,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:46,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:51,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:55,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:20:59,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:03,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:05,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:08,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:13,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:17,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:21,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:23,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:25,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:30,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:33,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:34,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:35,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:39,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:43,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:45,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:47,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:51,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:53,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:21:57,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:01,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:04,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:05,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:07,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:09,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:13,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:17,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:21,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:24,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:28,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:32,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:36,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:40,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:42,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:47,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:51,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:55,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:22:55,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:55,306 INFO L93 Difference]: Finished difference Result 574 states and 670 transitions. [2023-11-29 01:22:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:22:55,308 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.444444444444445) internal successors, (121), 10 states have internal predecessors, (121), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 93 [2023-11-29 01:22:55,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:55,311 INFO L225 Difference]: With dead ends: 574 [2023-11-29 01:22:55,311 INFO L226 Difference]: Without dead ends: 571 [2023-11-29 01:22:55,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=54, Invalid=75, Unknown=7, NotChecked=20, Total=156 [2023-11-29 01:22:55,312 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 1058 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 46 mSolverCounterUnsat, 98 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 266.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 98 IncrementalHoareTripleChecker+Unknown, 281 IncrementalHoareTripleChecker+Unchecked, 266.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:55,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1058 Valid, 194 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 159 Invalid, 98 Unknown, 281 Unchecked, 266.4s Time] [2023-11-29 01:22:55,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2023-11-29 01:22:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 541. [2023-11-29 01:22:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 477 states have (on average 1.278825995807128) internal successors, (610), 516 states have internal predecessors, (610), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-29 01:22:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 654 transitions. [2023-11-29 01:22:55,356 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 654 transitions. Word has length 93 [2023-11-29 01:22:55,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:55,357 INFO L495 AbstractCegarLoop]: Abstraction has 541 states and 654 transitions. [2023-11-29 01:22:55,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.444444444444445) internal successors, (121), 10 states have internal predecessors, (121), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:22:55,357 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 654 transitions. [2023-11-29 01:22:55,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-29 01:22:55,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:55,358 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1] [2023-11-29 01:22:55,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:22:55,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:55,561 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:22:55,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:22:55,561 INFO L85 PathProgramCache]: Analyzing trace with hash -906370201, now seen corresponding path program 1 times [2023-11-29 01:22:55,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:22:55,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419154320] [2023-11-29 01:22:55,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:55,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:22:55,570 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:22:55,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1454954873] [2023-11-29 01:22:55,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:55,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:22:55,572 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:22:55,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:22:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:22:55,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:22:55,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:22:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:22:55,781 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:22:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:22:55,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:22:55,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419154320] [2023-11-29 01:22:55,899 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:22:55,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454954873] [2023-11-29 01:22:55,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454954873] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:22:55,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:22:55,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 01:22:55,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311719730] [2023-11-29 01:22:55,900 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:22:55,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:22:55,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:22:55,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:22:55,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:22:55,902 INFO L87 Difference]: Start difference. First operand 541 states and 654 transitions. Second operand has 8 states, 7 states have (on average 17.857142857142858) internal successors, (125), 8 states have internal predecessors, (125), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:22:56,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:56,284 INFO L93 Difference]: Finished difference Result 674 states and 804 transitions. [2023-11-29 01:22:56,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:22:56,285 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 17.857142857142858) internal successors, (125), 8 states have internal predecessors, (125), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 95 [2023-11-29 01:22:56,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:56,289 INFO L225 Difference]: With dead ends: 674 [2023-11-29 01:22:56,289 INFO L226 Difference]: Without dead ends: 671 [2023-11-29 01:22:56,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:22:56,290 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 217 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:56,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 280 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:22:56,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2023-11-29 01:22:56,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 541. [2023-11-29 01:22:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 479 states have (on average 1.2567849686847599) internal successors, (602), 516 states have internal predecessors, (602), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-29 01:22:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 646 transitions. [2023-11-29 01:22:56,320 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 646 transitions. Word has length 95 [2023-11-29 01:22:56,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:56,321 INFO L495 AbstractCegarLoop]: Abstraction has 541 states and 646 transitions. [2023-11-29 01:22:56,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 17.857142857142858) internal successors, (125), 8 states have internal predecessors, (125), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:22:56,321 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 646 transitions. [2023-11-29 01:22:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-29 01:22:56,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:56,322 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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 01:22:56,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-29 01:22:56,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 01:22:56,523 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:22:56,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:22:56,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1438955093, now seen corresponding path program 1 times [2023-11-29 01:22:56,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:22:56,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607661397] [2023-11-29 01:22:56,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:56,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:22:56,529 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:22:56,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1036532175] [2023-11-29 01:22:56,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:56,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:56,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:22:56,531 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:22:56,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:22:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:22:56,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:22:56,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:22:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:22:56,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:22:56,764 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-29 01:22:56,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:22:56,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607661397] [2023-11-29 01:22:56,764 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:22:56,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036532175] [2023-11-29 01:22:56,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036532175] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:22:56,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:22:56,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-11-29 01:22:56,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109970457] [2023-11-29 01:22:56,765 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:22:56,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:22:56,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:22:56,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:22:56,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:22:56,767 INFO L87 Difference]: Start difference. First operand 541 states and 646 transitions. Second operand has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:22:57,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:57,254 INFO L93 Difference]: Finished difference Result 1041 states and 1272 transitions. [2023-11-29 01:22:57,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:22:57,255 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 99 [2023-11-29 01:22:57,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:57,260 INFO L225 Difference]: With dead ends: 1041 [2023-11-29 01:22:57,261 INFO L226 Difference]: Without dead ends: 1005 [2023-11-29 01:22:57,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:22:57,262 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 397 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:57,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 416 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:22:57,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2023-11-29 01:22:57,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 915. [2023-11-29 01:22:57,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 915 states, 853 states have (on average 1.1582649472450175) internal successors, (988), 874 states have internal predecessors, (988), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:22:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1064 transitions. [2023-11-29 01:22:57,317 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1064 transitions. Word has length 99 [2023-11-29 01:22:57,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:57,317 INFO L495 AbstractCegarLoop]: Abstraction has 915 states and 1064 transitions. [2023-11-29 01:22:57,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 01:22:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1064 transitions. [2023-11-29 01:22:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 01:22:57,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:57,319 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:22:57,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:22:57,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 01:22:57,520 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:22:57,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:22:57,520 INFO L85 PathProgramCache]: Analyzing trace with hash -77579207, now seen corresponding path program 1 times [2023-11-29 01:22:57,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:22:57,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122455867] [2023-11-29 01:22:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:57,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:22:57,528 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:22:57,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1655613514] [2023-11-29 01:22:57,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:57,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:57,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:22:57,529 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:22:57,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:22:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:22:57,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:22:57,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:22:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:22:57,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:22:57,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:22:57,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122455867] [2023-11-29 01:22:57,822 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:22:57,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655613514] [2023-11-29 01:22:57,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655613514] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:22:57,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:22:57,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:22:57,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333777614] [2023-11-29 01:22:57,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:22:57,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:22:57,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:22:57,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:22:57,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:22:57,824 INFO L87 Difference]: Start difference. First operand 915 states and 1064 transitions. Second operand has 6 states, 5 states have (on average 16.6) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:22:58,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:58,014 INFO L93 Difference]: Finished difference Result 924 states and 1072 transitions. [2023-11-29 01:22:58,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:22:58,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 112 [2023-11-29 01:22:58,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:58,018 INFO L225 Difference]: With dead ends: 924 [2023-11-29 01:22:58,018 INFO L226 Difference]: Without dead ends: 923 [2023-11-29 01:22:58,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 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 01:22:58,019 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 384 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:58,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 79 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:22:58,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2023-11-29 01:22:58,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 914. [2023-11-29 01:22:58,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 914 states, 853 states have (on average 1.1512309495896835) internal successors, (982), 873 states have internal predecessors, (982), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:22:58,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1058 transitions. [2023-11-29 01:22:58,103 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1058 transitions. Word has length 112 [2023-11-29 01:22:58,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:58,103 INFO L495 AbstractCegarLoop]: Abstraction has 914 states and 1058 transitions. [2023-11-29 01:22:58,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:22:58,104 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1058 transitions. [2023-11-29 01:22:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-29 01:22:58,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:58,105 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:22:58,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:22:58,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 01:22:58,306 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:22:58,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:22:58,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1890012111, now seen corresponding path program 1 times [2023-11-29 01:22:58,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:22:58,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058595818] [2023-11-29 01:22:58,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:58,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:22:58,315 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:22:58,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [854536724] [2023-11-29 01:22:58,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:58,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:58,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:22:58,316 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:22:58,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:22:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:22:58,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:22:58,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:22:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:22:58,469 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:22:58,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:22:58,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058595818] [2023-11-29 01:22:58,470 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:22:58,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854536724] [2023-11-29 01:22:58,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854536724] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:22:58,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:22:58,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:22:58,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956671119] [2023-11-29 01:22:58,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:22:58,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:22:58,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:22:58,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:22:58,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:22:58,472 INFO L87 Difference]: Start difference. First operand 914 states and 1058 transitions. Second operand has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:22:58,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:58,647 INFO L93 Difference]: Finished difference Result 919 states and 1062 transitions. [2023-11-29 01:22:58,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:22:58,647 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 113 [2023-11-29 01:22:58,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:58,652 INFO L225 Difference]: With dead ends: 919 [2023-11-29 01:22:58,652 INFO L226 Difference]: Without dead ends: 918 [2023-11-29 01:22:58,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:22:58,653 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 158 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:58,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 156 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:22:58,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2023-11-29 01:22:58,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 913. [2023-11-29 01:22:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 853 states have (on average 1.1441969519343493) internal successors, (976), 872 states have internal predecessors, (976), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:22:58,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1052 transitions. [2023-11-29 01:22:58,750 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1052 transitions. Word has length 113 [2023-11-29 01:22:58,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:58,751 INFO L495 AbstractCegarLoop]: Abstraction has 913 states and 1052 transitions. [2023-11-29 01:22:58,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:22:58,751 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1052 transitions. [2023-11-29 01:22:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 01:22:58,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:58,753 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:22:58,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:22:58,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:58,959 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:22:58,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:22:58,960 INFO L85 PathProgramCache]: Analyzing trace with hash 836936856, now seen corresponding path program 1 times [2023-11-29 01:22:58,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:22:58,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654964526] [2023-11-29 01:22:58,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:58,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:22:58,972 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:22:58,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1584903214] [2023-11-29 01:22:58,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:22:58,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:22:58,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:22:58,974 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:22:58,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 01:22:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:22:59,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:22:59,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:22:59,164 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:22:59,164 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:22:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:22:59,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:22:59,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654964526] [2023-11-29 01:22:59,260 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:22:59,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584903214] [2023-11-29 01:22:59,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584903214] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:22:59,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:22:59,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 01:22:59,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857111293] [2023-11-29 01:22:59,260 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:22:59,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:22:59,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:22:59,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:22:59,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:22:59,262 INFO L87 Difference]: Start difference. First operand 913 states and 1052 transitions. Second operand has 8 states, 7 states have (on average 22.428571428571427) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-11-29 01:22:59,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:22:59,850 INFO L93 Difference]: Finished difference Result 1045 states and 1164 transitions. [2023-11-29 01:22:59,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:22:59,850 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 22.428571428571427) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 116 [2023-11-29 01:22:59,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:22:59,856 INFO L225 Difference]: With dead ends: 1045 [2023-11-29 01:22:59,856 INFO L226 Difference]: Without dead ends: 1044 [2023-11-29 01:22:59,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:22:59,857 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 422 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:22:59,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 378 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:22:59,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2023-11-29 01:22:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 912. [2023-11-29 01:22:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 912 states, 853 states have (on average 1.1371629542790151) internal successors, (970), 871 states have internal predecessors, (970), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:22:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1046 transitions. [2023-11-29 01:22:59,943 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1046 transitions. Word has length 116 [2023-11-29 01:22:59,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:22:59,943 INFO L495 AbstractCegarLoop]: Abstraction has 912 states and 1046 transitions. [2023-11-29 01:22:59,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 22.428571428571427) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-11-29 01:22:59,944 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1046 transitions. [2023-11-29 01:22:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-29 01:22:59,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:22:59,945 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:22:59,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 01:23:00,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:00,146 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:00,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:00,146 INFO L85 PathProgramCache]: Analyzing trace with hash -237193133, now seen corresponding path program 1 times [2023-11-29 01:23:00,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:00,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738928954] [2023-11-29 01:23:00,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:00,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:00,156 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:00,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [19106631] [2023-11-29 01:23:00,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:00,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:00,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:00,158 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:00,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 01:23:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:00,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:23:00,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:00,512 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:00,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:00,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738928954] [2023-11-29 01:23:00,648 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:00,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19106631] [2023-11-29 01:23:00,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19106631] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:00,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:00,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 01:23:00,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092258967] [2023-11-29 01:23:00,648 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:00,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:23:00,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:00,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:23:00,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:23:00,649 INFO L87 Difference]: Start difference. First operand 912 states and 1046 transitions. Second operand has 10 states, 9 states have (on average 18.77777777777778) internal successors, (169), 10 states have internal predecessors, (169), 5 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2023-11-29 01:23:00,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:00,917 INFO L93 Difference]: Finished difference Result 921 states and 1054 transitions. [2023-11-29 01:23:00,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:23:00,917 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 18.77777777777778) internal successors, (169), 10 states have internal predecessors, (169), 5 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 117 [2023-11-29 01:23:00,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:00,922 INFO L225 Difference]: With dead ends: 921 [2023-11-29 01:23:00,922 INFO L226 Difference]: Without dead ends: 919 [2023-11-29 01:23:00,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:23:00,923 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 294 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:00,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 157 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:23:00,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2023-11-29 01:23:01,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 911. [2023-11-29 01:23:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 911 states, 853 states have (on average 1.1254396248534584) internal successors, (960), 870 states have internal predecessors, (960), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1036 transitions. [2023-11-29 01:23:01,018 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1036 transitions. Word has length 117 [2023-11-29 01:23:01,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:01,019 INFO L495 AbstractCegarLoop]: Abstraction has 911 states and 1036 transitions. [2023-11-29 01:23:01,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 18.77777777777778) internal successors, (169), 10 states have internal predecessors, (169), 5 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2023-11-29 01:23:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1036 transitions. [2023-11-29 01:23:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 01:23:01,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:01,020 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:01,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 01:23:01,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:01,221 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:01,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:01,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1236947659, now seen corresponding path program 1 times [2023-11-29 01:23:01,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:01,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005828700] [2023-11-29 01:23:01,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:01,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:01,230 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:01,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1453665006] [2023-11-29 01:23:01,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:01,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:01,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:01,232 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:01,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 01:23:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:01,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:23:01,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:01,604 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:01,817 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:01,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:01,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005828700] [2023-11-29 01:23:01,818 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:01,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453665006] [2023-11-29 01:23:01,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453665006] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:01,818 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:01,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 01:23:01,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191895350] [2023-11-29 01:23:01,819 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:01,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 01:23:01,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:01,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 01:23:01,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:23:01,820 INFO L87 Difference]: Start difference. First operand 911 states and 1036 transitions. Second operand has 12 states, 11 states have (on average 15.636363636363637) internal successors, (172), 12 states have internal predecessors, (172), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 01:23:02,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:02,315 INFO L93 Difference]: Finished difference Result 974 states and 1102 transitions. [2023-11-29 01:23:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:23:02,316 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 15.636363636363637) internal successors, (172), 12 states have internal predecessors, (172), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) Word has length 118 [2023-11-29 01:23:02,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:02,322 INFO L225 Difference]: With dead ends: 974 [2023-11-29 01:23:02,322 INFO L226 Difference]: Without dead ends: 972 [2023-11-29 01:23:02,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=110, Invalid=196, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:23:02,323 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 525 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:02,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [525 Valid, 223 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:23:02,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2023-11-29 01:23:02,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 907. [2023-11-29 01:23:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 907 states, 851 states have (on average 1.1116333725029377) internal successors, (946), 866 states have internal predecessors, (946), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:02,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1022 transitions. [2023-11-29 01:23:02,403 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1022 transitions. Word has length 118 [2023-11-29 01:23:02,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:02,404 INFO L495 AbstractCegarLoop]: Abstraction has 907 states and 1022 transitions. [2023-11-29 01:23:02,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 15.636363636363637) internal successors, (172), 12 states have internal predecessors, (172), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 01:23:02,404 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1022 transitions. [2023-11-29 01:23:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-29 01:23:02,405 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:02,405 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:02,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-29 01:23:02,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-11-29 01:23:02,606 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:02,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:02,606 INFO L85 PathProgramCache]: Analyzing trace with hash -309328043, now seen corresponding path program 1 times [2023-11-29 01:23:02,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:02,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425573601] [2023-11-29 01:23:02,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:02,615 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:02,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1054664413] [2023-11-29 01:23:02,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:02,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:02,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:02,616 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:02,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 01:23:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:02,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:23:02,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-29 01:23:02,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-29 01:23:03,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:03,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425573601] [2023-11-29 01:23:03,085 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:03,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054664413] [2023-11-29 01:23:03,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054664413] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:03,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:03,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-29 01:23:03,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955593705] [2023-11-29 01:23:03,086 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:03,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 01:23:03,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:03,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 01:23:03,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:23:03,088 INFO L87 Difference]: Start difference. First operand 907 states and 1022 transitions. Second operand has 13 states, 12 states have (on average 14.75) internal successors, (177), 13 states have internal predecessors, (177), 5 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2023-11-29 01:23:03,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:03,607 INFO L93 Difference]: Finished difference Result 1126 states and 1270 transitions. [2023-11-29 01:23:03,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:23:03,607 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.75) internal successors, (177), 13 states have internal predecessors, (177), 5 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 119 [2023-11-29 01:23:03,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:03,613 INFO L225 Difference]: With dead ends: 1126 [2023-11-29 01:23:03,613 INFO L226 Difference]: Without dead ends: 1125 [2023-11-29 01:23:03,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:23:03,614 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 494 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 494 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:03,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [494 Valid, 190 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:23:03,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2023-11-29 01:23:03,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 898. [2023-11-29 01:23:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 843 states have (on average 1.1055753262158956) internal successors, (932), 857 states have internal predecessors, (932), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:03,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1008 transitions. [2023-11-29 01:23:03,684 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1008 transitions. Word has length 119 [2023-11-29 01:23:03,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:03,685 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1008 transitions. [2023-11-29 01:23:03,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.75) internal successors, (177), 13 states have internal predecessors, (177), 5 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2023-11-29 01:23:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1008 transitions. [2023-11-29 01:23:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 01:23:03,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:03,686 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:03,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 01:23:03,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-11-29 01:23:03,888 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:03,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:03,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1054062407, now seen corresponding path program 1 times [2023-11-29 01:23:03,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:03,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920951886] [2023-11-29 01:23:03,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:03,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:03,899 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:03,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [489080898] [2023-11-29 01:23:03,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:03,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:03,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:03,901 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:03,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-29 01:23:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:03,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:23:03,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:04,258 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:04,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:04,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920951886] [2023-11-29 01:23:04,454 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:04,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489080898] [2023-11-29 01:23:04,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489080898] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:04,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:04,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 01:23:04,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319078131] [2023-11-29 01:23:04,455 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:04,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 01:23:04,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:04,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 01:23:04,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:23:04,457 INFO L87 Difference]: Start difference. First operand 898 states and 1008 transitions. Second operand has 12 states, 11 states have (on average 16.545454545454547) internal successors, (182), 12 states have internal predecessors, (182), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 01:23:05,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:05,330 INFO L93 Difference]: Finished difference Result 965 states and 1058 transitions. [2023-11-29 01:23:05,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:23:05,331 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 16.545454545454547) internal successors, (182), 12 states have internal predecessors, (182), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) Word has length 123 [2023-11-29 01:23:05,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:05,336 INFO L225 Difference]: With dead ends: 965 [2023-11-29 01:23:05,336 INFO L226 Difference]: Without dead ends: 964 [2023-11-29 01:23:05,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=161, Invalid=259, Unknown=0, NotChecked=0, Total=420 [2023-11-29 01:23:05,337 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 1052 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:05,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 363 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:23:05,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2023-11-29 01:23:05,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 897. [2023-11-29 01:23:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 843 states have (on average 1.0984578884934757) internal successors, (926), 856 states have internal predecessors, (926), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1002 transitions. [2023-11-29 01:23:05,414 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1002 transitions. Word has length 123 [2023-11-29 01:23:05,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:05,415 INFO L495 AbstractCegarLoop]: Abstraction has 897 states and 1002 transitions. [2023-11-29 01:23:05,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 16.545454545454547) internal successors, (182), 12 states have internal predecessors, (182), 6 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 01:23:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1002 transitions. [2023-11-29 01:23:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 01:23:05,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:05,416 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:23:05,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-11-29 01:23:05,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-29 01:23:05,617 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:05,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:05,617 INFO L85 PathProgramCache]: Analyzing trace with hash 970228311, now seen corresponding path program 1 times [2023-11-29 01:23:05,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:05,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033562220] [2023-11-29 01:23:05,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:05,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:05,626 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:05,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [666383399] [2023-11-29 01:23:05,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:05,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:05,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:05,627 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:05,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-29 01:23:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:05,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:23:05,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:05,854 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-29 01:23:05,854 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:10,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:10,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033562220] [2023-11-29 01:23:10,785 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:10,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666383399] [2023-11-29 01:23:10,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666383399] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:23:10,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:23:10,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 01:23:10,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092162278] [2023-11-29 01:23:10,786 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:10,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:23:10,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:10,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:23:10,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=80, Unknown=1, NotChecked=0, Total=110 [2023-11-29 01:23:10,787 INFO L87 Difference]: Start difference. First operand 897 states and 1002 transitions. Second operand has 8 states, 7 states have (on average 14.857142857142858) internal successors, (104), 8 states have internal predecessors, (104), 3 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:23:11,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:11,279 INFO L93 Difference]: Finished difference Result 923 states and 1023 transitions. [2023-11-29 01:23:11,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:23:11,280 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 14.857142857142858) internal successors, (104), 8 states have internal predecessors, (104), 3 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 130 [2023-11-29 01:23:11,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:11,283 INFO L225 Difference]: With dead ends: 923 [2023-11-29 01:23:11,284 INFO L226 Difference]: Without dead ends: 899 [2023-11-29 01:23:11,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=58, Invalid=151, Unknown=1, NotChecked=0, Total=210 [2023-11-29 01:23:11,284 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 308 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:11,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 350 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:23:11,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2023-11-29 01:23:11,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 858. [2023-11-29 01:23:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 812 states have (on average 1.0566502463054188) internal successors, (858), 817 states have internal predecessors, (858), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 934 transitions. [2023-11-29 01:23:11,355 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 934 transitions. Word has length 130 [2023-11-29 01:23:11,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:11,355 INFO L495 AbstractCegarLoop]: Abstraction has 858 states and 934 transitions. [2023-11-29 01:23:11,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 14.857142857142858) internal successors, (104), 8 states have internal predecessors, (104), 3 states have call successors, (7), 1 states have call predecessors, (7), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:23:11,355 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 934 transitions. [2023-11-29 01:23:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 01:23:11,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:11,357 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, 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] [2023-11-29 01:23:11,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2023-11-29 01:23:11,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-11-29 01:23:11,557 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:11,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:11,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1686870681, now seen corresponding path program 1 times [2023-11-29 01:23:11,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:11,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630006122] [2023-11-29 01:23:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:11,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:11,570 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:11,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [541184266] [2023-11-29 01:23:11,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:11,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:11,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:11,571 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:11,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-11-29 01:23:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:11,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:23:11,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 01:23:11,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:23:11,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:11,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630006122] [2023-11-29 01:23:11,780 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:11,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541184266] [2023-11-29 01:23:11,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541184266] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:23:11,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:23:11,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:23:11,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182243435] [2023-11-29 01:23:11,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:23:11,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:23:11,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:11,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:23:11,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:23:11,782 INFO L87 Difference]: Start difference. First operand 858 states and 934 transitions. Second operand has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:23:12,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:12,104 INFO L93 Difference]: Finished difference Result 877 states and 952 transitions. [2023-11-29 01:23:12,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:23:12,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 137 [2023-11-29 01:23:12,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:12,110 INFO L225 Difference]: With dead ends: 877 [2023-11-29 01:23:12,110 INFO L226 Difference]: Without dead ends: 858 [2023-11-29 01:23:12,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 132 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 01:23:12,111 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 262 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:12,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 261 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:23:12,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2023-11-29 01:23:12,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 839. [2023-11-29 01:23:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 839 states, 797 states have (on average 1.027603513174404) internal successors, (819), 798 states have internal predecessors, (819), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 895 transitions. [2023-11-29 01:23:12,225 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 895 transitions. Word has length 137 [2023-11-29 01:23:12,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:12,226 INFO L495 AbstractCegarLoop]: Abstraction has 839 states and 895 transitions. [2023-11-29 01:23:12,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-29 01:23:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 895 transitions. [2023-11-29 01:23:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 01:23:12,228 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:12,228 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:12,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-11-29 01:23:12,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-11-29 01:23:12,429 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:12,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:12,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1860426956, now seen corresponding path program 1 times [2023-11-29 01:23:12,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:12,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814355431] [2023-11-29 01:23:12,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:12,439 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:12,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1188824272] [2023-11-29 01:23:12,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:12,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:12,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:12,440 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:12,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-11-29 01:23:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:12,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 01:23:12,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-29 01:23:13,687 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:14,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:14,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814355431] [2023-11-29 01:23:14,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:14,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188824272] [2023-11-29 01:23:14,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188824272] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:23:14,649 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:23:14,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2023-11-29 01:23:14,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845445312] [2023-11-29 01:23:14,649 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:14,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:23:14,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:14,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:23:14,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:23:14,650 INFO L87 Difference]: Start difference. First operand 839 states and 895 transitions. Second operand has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 states have internal predecessors, (120), 5 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2023-11-29 01:23:15,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:15,469 INFO L93 Difference]: Finished difference Result 1305 states and 1391 transitions. [2023-11-29 01:23:15,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:23:15,470 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 states have internal predecessors, (120), 5 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) Word has length 151 [2023-11-29 01:23:15,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:15,474 INFO L225 Difference]: With dead ends: 1305 [2023-11-29 01:23:15,474 INFO L226 Difference]: Without dead ends: 912 [2023-11-29 01:23:15,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:23:15,476 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 164 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:15,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 276 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:23:15,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2023-11-29 01:23:15,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 828. [2023-11-29 01:23:15,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 828 states, 786 states have (on average 1.025445292620865) internal successors, (806), 787 states have internal predecessors, (806), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 01:23:15,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 882 transitions. [2023-11-29 01:23:15,585 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 882 transitions. Word has length 151 [2023-11-29 01:23:15,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:15,586 INFO L495 AbstractCegarLoop]: Abstraction has 828 states and 882 transitions. [2023-11-29 01:23:15,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 states have internal predecessors, (120), 5 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2023-11-29 01:23:15,586 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 882 transitions. [2023-11-29 01:23:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 01:23:15,588 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:15,588 INFO L195 NwaCegarLoop]: trace histogram [5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:15,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2023-11-29 01:23:15,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-11-29 01:23:15,789 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:15,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:15,789 INFO L85 PathProgramCache]: Analyzing trace with hash -507272048, now seen corresponding path program 2 times [2023-11-29 01:23:15,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:15,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363296869] [2023-11-29 01:23:15,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:15,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:15,800 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:15,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1454776220] [2023-11-29 01:23:15,800 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:23:15,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:15,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:15,802 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:15,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-11-29 01:23:15,900 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:23:15,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:23:15,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 01:23:15,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 125 proven. 73 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-29 01:23:16,334 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 54 proven. 144 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-29 01:23:16,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:16,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363296869] [2023-11-29 01:23:16,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:16,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454776220] [2023-11-29 01:23:16,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454776220] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:16,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:16,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2023-11-29 01:23:16,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041497321] [2023-11-29 01:23:16,701 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:16,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-29 01:23:16,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:16,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-29 01:23:16,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2023-11-29 01:23:16,702 INFO L87 Difference]: Start difference. First operand 828 states and 882 transitions. Second operand has 23 states, 23 states have (on average 12.08695652173913) internal successors, (278), 23 states have internal predecessors, (278), 13 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (17), 13 states have call predecessors, (17), 13 states have call successors, (17) [2023-11-29 01:23:17,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:17,969 INFO L93 Difference]: Finished difference Result 1365 states and 1457 transitions. [2023-11-29 01:23:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:23:17,969 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 12.08695652173913) internal successors, (278), 23 states have internal predecessors, (278), 13 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (17), 13 states have call predecessors, (17), 13 states have call successors, (17) Word has length 186 [2023-11-29 01:23:17,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:17,972 INFO L225 Difference]: With dead ends: 1365 [2023-11-29 01:23:17,972 INFO L226 Difference]: Without dead ends: 506 [2023-11-29 01:23:17,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=711, Unknown=0, NotChecked=0, Total=930 [2023-11-29 01:23:17,975 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 793 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 1563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:17,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 655 Invalid, 1563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 01:23:17,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2023-11-29 01:23:18,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 506. [2023-11-29 01:23:18,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 478 states have (on average 1.0167364016736402) internal successors, (486), 479 states have internal predecessors, (486), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 01:23:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 534 transitions. [2023-11-29 01:23:18,043 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 534 transitions. Word has length 186 [2023-11-29 01:23:18,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:18,044 INFO L495 AbstractCegarLoop]: Abstraction has 506 states and 534 transitions. [2023-11-29 01:23:18,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 12.08695652173913) internal successors, (278), 23 states have internal predecessors, (278), 13 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (17), 13 states have call predecessors, (17), 13 states have call successors, (17) [2023-11-29 01:23:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 534 transitions. [2023-11-29 01:23:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-29 01:23:18,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:18,046 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 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] [2023-11-29 01:23:18,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2023-11-29 01:23:18,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-29 01:23:18,246 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:18,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:18,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1094715116, now seen corresponding path program 1 times [2023-11-29 01:23:18,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:18,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085558594] [2023-11-29 01:23:18,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:18,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:18,263 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:18,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2144530922] [2023-11-29 01:23:18,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:18,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:18,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:18,264 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:18,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-11-29 01:23:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:18,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:23:18,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 24 proven. 91 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-29 01:23:19,015 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 24 proven. 91 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-29 01:23:19,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:19,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085558594] [2023-11-29 01:23:19,445 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:19,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144530922] [2023-11-29 01:23:19,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144530922] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:19,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:19,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2023-11-29 01:23:19,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922354730] [2023-11-29 01:23:19,446 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:19,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-11-29 01:23:19,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-11-29 01:23:19,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2023-11-29 01:23:19,448 INFO L87 Difference]: Start difference. First operand 506 states and 534 transitions. Second operand has 21 states, 21 states have (on average 14.761904761904763) internal successors, (310), 21 states have internal predecessors, (310), 11 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (18), 11 states have call predecessors, (18), 11 states have call successors, (18) [2023-11-29 01:23:22,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:22,778 INFO L93 Difference]: Finished difference Result 763 states and 806 transitions. [2023-11-29 01:23:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 01:23:22,779 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 14.761904761904763) internal successors, (310), 21 states have internal predecessors, (310), 11 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (18), 11 states have call predecessors, (18), 11 states have call successors, (18) Word has length 209 [2023-11-29 01:23:22,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:22,782 INFO L225 Difference]: With dead ends: 763 [2023-11-29 01:23:22,782 INFO L226 Difference]: Without dead ends: 564 [2023-11-29 01:23:22,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=199, Invalid=923, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 01:23:22,784 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 835 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 2129 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 2182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:22,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [837 Valid, 597 Invalid, 2182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2129 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 01:23:22,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2023-11-29 01:23:22,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 520. [2023-11-29 01:23:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 491 states have (on average 1.0162932790224033) internal successors, (499), 492 states have internal predecessors, (499), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 01:23:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 549 transitions. [2023-11-29 01:23:22,848 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 549 transitions. Word has length 209 [2023-11-29 01:23:22,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:22,849 INFO L495 AbstractCegarLoop]: Abstraction has 520 states and 549 transitions. [2023-11-29 01:23:22,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 14.761904761904763) internal successors, (310), 21 states have internal predecessors, (310), 11 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (18), 11 states have call predecessors, (18), 11 states have call successors, (18) [2023-11-29 01:23:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 549 transitions. [2023-11-29 01:23:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-11-29 01:23:22,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:22,851 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 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 01:23:22,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2023-11-29 01:23:23,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-11-29 01:23:23,052 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:23,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:23,052 INFO L85 PathProgramCache]: Analyzing trace with hash -147855319, now seen corresponding path program 1 times [2023-11-29 01:23:23,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:23,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999411596] [2023-11-29 01:23:23,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:23,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:23,067 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:23,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [446054925] [2023-11-29 01:23:23,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:23,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:23,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:23,069 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:23,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-11-29 01:23:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:23,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 01:23:23,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 211 proven. 3 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2023-11-29 01:23:24,447 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:25,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:25,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999411596] [2023-11-29 01:23:25,716 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:25,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446054925] [2023-11-29 01:23:25,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446054925] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:23:25,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:23:25,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2023-11-29 01:23:25,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288472115] [2023-11-29 01:23:25,716 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:25,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:23:25,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:25,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:23:25,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:23:25,718 INFO L87 Difference]: Start difference. First operand 520 states and 549 transitions. Second operand has 9 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-11-29 01:23:26,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:26,534 INFO L93 Difference]: Finished difference Result 694 states and 731 transitions. [2023-11-29 01:23:26,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:23:26,535 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 284 [2023-11-29 01:23:26,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:26,537 INFO L225 Difference]: With dead ends: 694 [2023-11-29 01:23:26,537 INFO L226 Difference]: Without dead ends: 336 [2023-11-29 01:23:26,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 547 GetRequests, 529 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:23:26,538 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 476 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:26,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 130 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:23:26,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2023-11-29 01:23:26,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2023-11-29 01:23:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 315 states have (on average 1.0126984126984127) internal successors, (319), 316 states have internal predecessors, (319), 17 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-29 01:23:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 353 transitions. [2023-11-29 01:23:26,583 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 353 transitions. Word has length 284 [2023-11-29 01:23:26,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:26,583 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 353 transitions. [2023-11-29 01:23:26,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-11-29 01:23:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 353 transitions. [2023-11-29 01:23:26,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-11-29 01:23:26,586 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:26,586 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2023-11-29 01:23:26,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-11-29 01:23:26,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:26,787 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:26,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:26,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1602713974, now seen corresponding path program 1 times [2023-11-29 01:23:26,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:26,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284773328] [2023-11-29 01:23:26,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:26,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:26,803 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:26,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1875961341] [2023-11-29 01:23:26,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:26,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:26,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:26,805 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:26,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-11-29 01:23:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:23:26,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:23:26,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 127 proven. 203 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-29 01:23:27,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:23:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 127 proven. 203 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-29 01:23:28,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:23:28,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284773328] [2023-11-29 01:23:28,035 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:23:28,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1875961341] [2023-11-29 01:23:28,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1875961341] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:23:28,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:23:28,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2023-11-29 01:23:28,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485451229] [2023-11-29 01:23:28,036 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:23:28,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-29 01:23:28,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:23:28,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-29 01:23:28,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2023-11-29 01:23:28,039 INFO L87 Difference]: Start difference. First operand 336 states and 353 transitions. Second operand has 19 states, 19 states have (on average 23.473684210526315) internal successors, (446), 19 states have internal predecessors, (446), 13 states have call successors, (24), 1 states have call predecessors, (24), 2 states have return successors, (25), 13 states have call predecessors, (25), 13 states have call successors, (25) [2023-11-29 01:23:29,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:23:29,712 INFO L93 Difference]: Finished difference Result 756 states and 798 transitions. [2023-11-29 01:23:29,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-11-29 01:23:29,713 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 23.473684210526315) internal successors, (446), 19 states have internal predecessors, (446), 13 states have call successors, (24), 1 states have call predecessors, (24), 2 states have return successors, (25), 13 states have call predecessors, (25), 13 states have call successors, (25) Word has length 290 [2023-11-29 01:23:29,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:23:29,716 INFO L225 Difference]: With dead ends: 756 [2023-11-29 01:23:29,716 INFO L226 Difference]: Without dead ends: 637 [2023-11-29 01:23:29,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 561 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=1341, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 01:23:29,718 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 766 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 1966 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 2018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:23:29,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [769 Valid, 463 Invalid, 2018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1966 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:23:29,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2023-11-29 01:23:29,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 587. [2023-11-29 01:23:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 555 states have (on average 1.0234234234234234) internal successors, (568), 556 states have internal predecessors, (568), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 01:23:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 624 transitions. [2023-11-29 01:23:29,792 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 624 transitions. Word has length 290 [2023-11-29 01:23:29,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:23:29,792 INFO L495 AbstractCegarLoop]: Abstraction has 587 states and 624 transitions. [2023-11-29 01:23:29,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 23.473684210526315) internal successors, (446), 19 states have internal predecessors, (446), 13 states have call successors, (24), 1 states have call predecessors, (24), 2 states have return successors, (25), 13 states have call predecessors, (25), 13 states have call successors, (25) [2023-11-29 01:23:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 624 transitions. [2023-11-29 01:23:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-11-29 01:23:29,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:23:29,795 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 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, 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 01:23:29,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2023-11-29 01:23:29,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2023-11-29 01:23:29,996 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 89 more)] === [2023-11-29 01:23:29,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:23:29,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1547508336, now seen corresponding path program 2 times [2023-11-29 01:23:29,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:23:29,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569664219] [2023-11-29 01:23:29,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:23:29,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:23:30,011 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:23:30,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1395614276] [2023-11-29 01:23:30,012 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:23:30,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:23:30,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:23:30,013 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:23:30,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-11-29 01:23:30,492 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:23:30,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:23:30,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-29 01:23:30,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:23:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 248 proven. 27 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-29 01:23:35,620 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:24:23,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:23,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569664219] [2023-11-29 01:24:23,808 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:24:23,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395614276] [2023-11-29 01:24:23,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395614276] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:23,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:24:23,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2023-11-29 01:24:23,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368238321] [2023-11-29 01:24:23,809 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:24:23,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:24:23,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:23,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:24:23,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=404, Unknown=1, NotChecked=0, Total=506 [2023-11-29 01:24:23,811 INFO L87 Difference]: Start difference. First operand 587 states and 624 transitions. Second operand has 14 states, 13 states have (on average 12.76923076923077) internal successors, (166), 13 states have internal predecessors, (166), 6 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 7 states have call predecessors, (10), 6 states have call successors, (10) [2023-11-29 01:24:28,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:28,935 INFO L93 Difference]: Finished difference Result 591 states and 627 transitions. [2023-11-29 01:24:28,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:24:28,935 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 12.76923076923077) internal successors, (166), 13 states have internal predecessors, (166), 6 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 7 states have call predecessors, (10), 6 states have call successors, (10) Word has length 313 [2023-11-29 01:24:28,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:28,936 INFO L225 Difference]: With dead ends: 591 [2023-11-29 01:24:28,936 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 01:24:28,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 22.1s TimeCoverageRelationStatistics Valid=126, Invalid=523, Unknown=1, NotChecked=0, Total=650 [2023-11-29 01:24:28,937 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 64 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:28,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 111 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:24:28,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 01:24:28,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 01:24:28,937 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 01:24:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 01:24:28,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 313 [2023-11-29 01:24:28,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:28,938 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 01:24:28,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 12.76923076923077) internal successors, (166), 13 states have internal predecessors, (166), 6 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 7 states have call predecessors, (10), 6 states have call successors, (10) [2023-11-29 01:24:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 01:24:28,938 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 01:24:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 92 remaining) [2023-11-29 01:24:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 92 remaining) [2023-11-29 01:24:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 92 remaining) [2023-11-29 01:24:28,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 92 remaining) [2023-11-29 01:24:28,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 92 remaining) [2023-11-29 01:24:28,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 92 remaining) [2023-11-29 01:24:28,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 92 remaining) [2023-11-29 01:24:28,944 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 92 remaining) [2023-11-29 01:24:28,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 92 remaining) [2023-11-29 01:24:28,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 92 remaining) [2023-11-29 01:24:28,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 92 remaining) [2023-11-29 01:24:28,948 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 92 remaining) [2023-11-29 01:24:28,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 92 remaining) [2023-11-29 01:24:28,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 92 remaining) [2023-11-29 01:24:28,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2023-11-29 01:24:29,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2023-11-29 01:24:29,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 01:24:39,293 WARN L293 SmtUtils]: Spent 6.03s on a formula simplification. DAG size of input: 121 DAG size of output: 31 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-29 01:24:44,850 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 35 55) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point L52-1(line 52) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,851 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-2(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-3(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-4(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-7(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-8(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-9(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,852 INFO L899 garLoopResultBuilder]: For program point L36-10(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-11(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-12(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-13(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-14(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-15(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L36-16(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point L53-1(line 53) no Hoare annotation was computed. [2023-11-29 01:24:44,853 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,854 INFO L899 garLoopResultBuilder]: For program point L36-17(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,854 INFO L895 garLoopResultBuilder]: At program point L36-18(line 36) the Hoare annotation is: (let ((.cse6 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse5 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse0 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse1 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse6 |ULTIMATE.start_main_~A~0#1|))) (.cse2 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse3 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse4 (<= (+ .cse6 1) |ULTIMATE.start_main_~u~0#1|))) (or (and (<= (div (+ (- 1) |ULTIMATE.start_main_~u~0#1|) 2) 2) (= (mod (+ |ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse0 .cse1 (= |ULTIMATE.start_main_~v~0#1| 1) .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse2 .cse3 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse4) (and .cse5 .cse0 .cse1 .cse2 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse3 .cse4)))) [2023-11-29 01:24:44,854 INFO L899 garLoopResultBuilder]: For program point L36-19(lines 35 55) no Hoare annotation was computed. [2023-11-29 01:24:44,854 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,854 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,854 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW(line 44) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW(line 52) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW(line 52) no Hoare annotation was computed. [2023-11-29 01:24:44,855 INFO L895 garLoopResultBuilder]: At program point L23(line 23) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~A~0#1| 2147483648)) (<= |ULTIMATE.start_main_~A~0#1| 2147483647)) [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L23-1(line 23) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L895 garLoopResultBuilder]: At program point L40-2(lines 40 46) the Hoare annotation is: (let ((.cse6 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse0 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse1 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse2 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse6 |ULTIMATE.start_main_~A~0#1|))) (.cse3 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse4 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse5 (<= (+ .cse6 1) |ULTIMATE.start_main_~u~0#1|))) (or (and .cse0 .cse1 .cse2 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse3 .cse4 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse5) (and .cse0 .cse1 .cse2 .cse3 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse4 .cse5)))) [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-1(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-2(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-3(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-4(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-5(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,856 INFO L899 garLoopResultBuilder]: For program point L57-6(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-7(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-8(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-9(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-10(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-11(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-12(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-13(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L899 garLoopResultBuilder]: For program point L57-14(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,857 INFO L902 garLoopResultBuilder]: At program point L57-15(line 57) the Hoare annotation is: true [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L57-16(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-1(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-2(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-3(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-4(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-5(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-6(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-7(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,858 INFO L899 garLoopResultBuilder]: For program point L41-8(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-9(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-10(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-11(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-12(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-13(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-14(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-15(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,859 INFO L895 garLoopResultBuilder]: At program point L25(line 25) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~R~0#1| 2147483648)) (<= |ULTIMATE.start_main_~R~0#1| 2147483647) (<= |ULTIMATE.start_main_~A~0#1| 2) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2023-11-29 01:24:44,859 INFO L899 garLoopResultBuilder]: For program point L41-16(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point L25-1(line 25) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point L41-17(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L895 garLoopResultBuilder]: At program point L41-18(line 41) the Hoare annotation is: (let ((.cse6 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse0 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse1 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse2 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse6 |ULTIMATE.start_main_~A~0#1|))) (.cse3 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse4 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse5 (<= (+ .cse6 1) |ULTIMATE.start_main_~u~0#1|))) (or (and .cse0 .cse1 .cse2 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse3 .cse4 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse5) (and .cse0 .cse1 .cse2 .cse3 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse4 .cse5)))) [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point L41-19(lines 40 46) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point L26-1(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point L26-3(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L899 garLoopResultBuilder]: For program point L26-4(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,861 INFO L895 garLoopResultBuilder]: At program point L26-5(line 26) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~R~0#1|) (<= |ULTIMATE.start_main_~R~0#1| 2) (<= |ULTIMATE.start_main_~A~0#1| 2) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2023-11-29 01:24:44,861 INFO L895 garLoopResultBuilder]: At program point L26-6(line 26) the Hoare annotation is: (and (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ (* 2 |ULTIMATE.start_main_~R~0#1|) |ULTIMATE.start_main_~A~0#1|)) (<= |ULTIMATE.start_main_~A~0#1| 2)) [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW(line 44) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-11-29 01:24:44,862 INFO L899 garLoopResultBuilder]: For program point L44-1(line 44) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point L28(line 28) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,863 INFO L899 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point L45-1(line 45) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,864 INFO L899 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point L30-1(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point L30-2(line 30) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,865 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L895 garLoopResultBuilder]: At program point L48-1(lines 48 54) the Hoare annotation is: (let ((.cse8 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse7 (+ .cse8 1))) (let ((.cse0 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse1 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse2 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse8 |ULTIMATE.start_main_~A~0#1|))) (.cse3 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse4 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse5 (<= .cse7 |ULTIMATE.start_main_~u~0#1|))) (or (and .cse0 .cse1 .cse2 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse3 .cse4 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse5) (and .cse1 .cse2 (= |ULTIMATE.start_main_~v~0#1| 1) (<= |ULTIMATE.start_main_~r~0#1| 0) .cse4 (exists ((v_subst_9 Int)) (let ((.cse6 (* v_subst_9 v_subst_9))) (and (<= (+ .cse6 1) (* 2 v_subst_9)) (<= .cse6 (+ |ULTIMATE.start_main_~r~0#1| 1))))) (= .cse7 |ULTIMATE.start_main_~u~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse4 .cse5))))) [2023-11-29 01:24:44,866 INFO L895 garLoopResultBuilder]: At program point L48-2(lines 35 55) the Hoare annotation is: (let ((.cse6 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse5 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse0 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse1 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse6 |ULTIMATE.start_main_~A~0#1|))) (.cse2 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse3 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse4 (<= (+ .cse6 1) |ULTIMATE.start_main_~u~0#1|))) (or (and (<= (div (+ (- 1) |ULTIMATE.start_main_~u~0#1|) 2) 2) (= (mod (+ |ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse0 .cse1 (= |ULTIMATE.start_main_~v~0#1| 1) .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse2 .cse3 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse4) (and .cse5 .cse0 .cse1 .cse2 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse3 .cse4)))) [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point L32-1(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,866 INFO L899 garLoopResultBuilder]: For program point L32-2(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L32-3(line 32) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW(line 53) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49-1(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49-2(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49-3(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49-4(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,867 INFO L899 garLoopResultBuilder]: For program point L49-5(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-6(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-7(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-8(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-9(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-10(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-11(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-12(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-13(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-14(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-15(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,868 INFO L899 garLoopResultBuilder]: For program point L49-16(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point L49-17(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L895 garLoopResultBuilder]: At program point L49-18(line 49) the Hoare annotation is: (let ((.cse8 (* 2 |ULTIMATE.start_main_~R~0#1|))) (let ((.cse7 (+ .cse8 1))) (let ((.cse0 (<= (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|) 9223372036854775807)) (.cse1 (= (mod |ULTIMATE.start_main_~A~0#1| 2) 1)) (.cse2 (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ .cse8 |ULTIMATE.start_main_~A~0#1|))) (.cse3 (= |ULTIMATE.start_main_~r~0#1| 0)) (.cse4 (<= |ULTIMATE.start_main_~A~0#1| 2)) (.cse5 (<= .cse7 |ULTIMATE.start_main_~u~0#1|))) (or (and .cse0 .cse1 .cse2 (<= (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) 9223372036854775807) .cse3 .cse4 (<= 5 |ULTIMATE.start_main_~v~0#1|) .cse5) (and .cse1 .cse2 (= |ULTIMATE.start_main_~v~0#1| 1) (<= |ULTIMATE.start_main_~r~0#1| 0) .cse4 (exists ((v_subst_9 Int)) (let ((.cse6 (* v_subst_9 v_subst_9))) (and (<= (+ .cse6 1) (* 2 v_subst_9)) (<= .cse6 (+ |ULTIMATE.start_main_~r~0#1| 1))))) (= .cse7 |ULTIMATE.start_main_~u~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (= 3 |ULTIMATE.start_main_~v~0#1|) .cse4 .cse5))))) [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point L49-19(lines 48 54) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW(line 53) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW(line 57) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW(line 49) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point L9-2(lines 8 10) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 8 10) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point L12(lines 12 15) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point L12-2(lines 11 17) no Hoare annotation was computed. [2023-11-29 01:24:44,870 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 11 17) no Hoare annotation was computed. [2023-11-29 01:24:44,871 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2023-11-29 01:24:44,874 INFO L445 BasicCegarLoop]: Path program 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] [2023-11-29 01:24:44,877 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:24:44,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_subst_9 : int :: v_subst_9 * v_subst_9 + 1 <= 2 * v_subst_9 && v_subst_9 * v_subst_9 <= ~r~0 + 1) could not be translated [2023-11-29 01:24:44,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:24:44 BoogieIcfgContainer [2023-11-29 01:24:44,899 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:24:44,900 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:24:44,900 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:24:44,900 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:24:44,901 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:17:47" (3/4) ... [2023-11-29 01:24:44,903 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:24:44,907 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 01:24:44,907 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 01:24:44,914 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-29 01:24:44,915 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 01:24:44,915 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 01:24:44,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 01:24:45,021 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:24:45,022 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:24:45,022 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:24:45,023 INFO L158 Benchmark]: Toolchain (without parser) took 418686.04ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 113.5MB in the beginning and 124.1MB in the end (delta: -10.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,023 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:24:45,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.78ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 102.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.77ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,024 INFO L158 Benchmark]: Boogie Preprocessor took 37.55ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,025 INFO L158 Benchmark]: RCFGBuilder took 931.91ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 112.9MB in the end (delta: -15.0MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,025 INFO L158 Benchmark]: TraceAbstraction took 417274.91ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 111.9MB in the beginning and 131.5MB in the end (delta: -19.6MB). Peak memory consumption was 116.9MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,025 INFO L158 Benchmark]: Witness Printer took 122.55ms. Allocated memory is still 195.0MB. Free memory was 130.4MB in the beginning and 124.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:24:45,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.78ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 102.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.77ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.55ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 931.91ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 112.9MB in the end (delta: -15.0MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * TraceAbstraction took 417274.91ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 111.9MB in the beginning and 131.5MB in the end (delta: -19.6MB). Peak memory consumption was 116.9MB. Max. memory is 16.1GB. * Witness Printer took 122.55ms. Allocated memory is still 195.0MB. Free memory was 130.4MB in the beginning and 124.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_subst_9 : int :: v_subst_9 * v_subst_9 + 1 <= 2 * v_subst_9 && v_subst_9 * v_subst_9 <= ~r~0 + 1) could not be translated * 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: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: 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: 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: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 210 locations, 92 error locations. Started 1 CEGAR loops. OverallTime: 417.2s, OverallIterations: 32, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 311.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 102 mSolverCounterUnknown, 13124 SdHoareTripleChecker+Valid, 289.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13053 mSDsluCounter, 9481 SdHoareTripleChecker+Invalid, 287.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 471 IncrementalHoareTripleChecker+Unchecked, 6226 mSDsCounter, 697 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12888 IncrementalHoareTripleChecker+Invalid, 14158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 697 mSolverCounterUnsat, 3255 mSDtfsCounter, 12888 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5802 GetRequests, 5451 SyntacticMatches, 0 SemanticMatches, 351 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 52.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=915occurred in iteration=17, InterpolantAutomatonStates: 251, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 32 MinimizatonAttempts, 1304 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 140 PreInvPairs, 176 NumberOfFragments, 743 HoareAnnotationTreeSize, 140 FomulaSimplifications, 53936 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 13 FomulaSimplificationsInter, 4723 FormulaSimplificationTreeSizeReductionInter, 13.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 79.9s InterpolantComputationTime, 3407 NumberOfCodeBlocks, 3407 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 5097 ConstructedInterpolants, 212 QuantifiedInterpolants, 30470 SizeOfPredicates, 75 NumberOfNonLiveVariables, 5130 ConjunctsInSsa, 257 ConjunctsInUnsatCore, 46 InterpolantComputations, 12 PerfectInterpolantSequences, 3069/4145 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 92 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((((((((-1 + u) / 2) <= 2) && (((u + 1) % 2) == 0)) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && (v == 1)) && (r == 0)) && (A <= 2)) && (((2 * R) + 1) <= u)) || (((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && ((v * v) <= 9223372036854775807)) && (r == 0)) && (A <= 2)) && (5 <= v)) && (((2 * R) + 1) <= u))) || ((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && (r == 0)) && (3 == v)) && (A <= 2)) && (((2 * R) + 1) <= u))) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && ((v * v) <= 9223372036854775807)) && (r == 0)) && (A <= 2)) && (5 <= v)) && (((2 * R) + 1) <= u)) || ((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && (r == 0)) && (3 == v)) && (A <= 2)) && (((2 * R) + 1) <= u))) - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: (((((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && ((v * v) <= 9223372036854775807)) && (r == 0)) && (A <= 2)) && (5 <= v)) && (((2 * R) + 1) <= u)) || (((((((A % 2) == 1) && (((R * R) + 2) <= ((2 * R) + A))) && (v == 1)) && (r <= 0)) && (A <= 2)) && (((2 * R) + 1) == u))) || ((((((((u * u) <= 9223372036854775807) && ((A % 2) == 1)) && (((R * R) + 2) <= ((2 * R) + A))) && (r == 0)) && (3 == v)) && (A <= 2)) && (((2 * R) + 1) <= u))) RESULT: Ultimate proved your program to be correct! [2023-11-29 01:24:45,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51623e0d-0628-40e9-b19f-aec1d781a798/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