./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound100.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_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/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_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/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_a55e7fc5-b87d-4769-a58d-a50ea965d379/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 f78eb3bd6243e56025d38ea44716c81630a57505e69e1c5e81a8ab68f6ac9a28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:03:58,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:03:59,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 02:03:59,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:03:59,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:03:59,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:03:59,068 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:03:59,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:03:59,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:03:59,070 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:03:59,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:03:59,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:03:59,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:03:59,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:03:59,073 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:03:59,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:03:59,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:03:59,074 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:03:59,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:03:59,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:03:59,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:03:59,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:03:59,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:03:59,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:03:59,077 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 02:03:59,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:03:59,078 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:03:59,078 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:03:59,079 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:03:59,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:03:59,080 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:03:59,080 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:03:59,080 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:03:59,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:03:59,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:03:59,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:03:59,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:03:59,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:03:59,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:03:59,082 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:03:59,082 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:03:59,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:03:59,083 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:03:59,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:03:59,083 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_a55e7fc5-b87d-4769-a58d-a50ea965d379/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f78eb3bd6243e56025d38ea44716c81630a57505e69e1c5e81a8ab68f6ac9a28 [2023-11-29 02:03:59,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:03:59,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:03:59,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:03:59,337 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:03:59,337 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:03:59,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound100.c [2023-11-29 02:04:02,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:04:02,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:04:02,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound100.c [2023-11-29 02:04:02,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/data/a31a68273/62d1479a10a543a9bb5469957fbf826b/FLAG0188b4c86 [2023-11-29 02:04:02,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/data/a31a68273/62d1479a10a543a9bb5469957fbf826b [2023-11-29 02:04:02,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:04:02,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:04:02,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:04:02,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:04:02,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:04:02,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e5bc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02, skipping insertion in model container [2023-11-29 02:04:02,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,231 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:04:02,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:04:02,372 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:04:02,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:04:02,399 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:04:02,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02 WrapperNode [2023-11-29 02:04:02,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:04:02,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:04:02,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:04:02,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:04:02,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,429 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-29 02:04:02,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:04:02,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:04:02,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:04:02,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:04:02,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,440 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,450 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 02:04:02,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:04:02,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:04:02,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:04:02,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:04:02,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (1/1) ... [2023-11-29 02:04:02,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:04:02,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:02,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:04:02,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:04:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:04:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:04:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:04:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:04:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 02:04:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 02:04:02,589 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:04:02,591 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:04:02,730 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:04:02,754 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:04:02,754 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:04:02,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:04:02 BoogieIcfgContainer [2023-11-29 02:04:02,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:04:02,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:04:02,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:04:02,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:04:02,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:04:02" (1/3) ... [2023-11-29 02:04:02,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f71e937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:04:02, skipping insertion in model container [2023-11-29 02:04:02,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:04:02" (2/3) ... [2023-11-29 02:04:02,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f71e937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:04:02, skipping insertion in model container [2023-11-29 02:04:02,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:04:02" (3/3) ... [2023-11-29 02:04:02,763 INFO L112 eAbstractionObserver]: Analyzing ICFG freire1_unwindbound100.c [2023-11-29 02:04:02,777 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:04:02,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-29 02:04:02,818 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:04:02,824 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;@3ff20cf7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:04:02,824 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-29 02:04:02,828 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 16 states have (on average 1.75) internal successors, (28), 24 states have internal predecessors, (28), 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 02:04:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-29 02:04:02,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:02,833 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-29 02:04:02,834 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:02,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:02,839 INFO L85 PathProgramCache]: Analyzing trace with hash 88477, now seen corresponding path program 1 times [2023-11-29 02:04:02,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:02,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535025100] [2023-11-29 02:04:02,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:02,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:02,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:02,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535025100] [2023-11-29 02:04:02,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535025100] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:02,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:02,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:02,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590033151] [2023-11-29 02:04:02,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:02,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:04:02,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:02,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:04:02,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:04:02,982 INFO L87 Difference]: Start difference. First operand has 28 states, 16 states have (on average 1.75) internal successors, (28), 24 states have internal predecessors, (28), 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) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 02:04:03,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:03,006 INFO L93 Difference]: Finished difference Result 53 states and 65 transitions. [2023-11-29 02:04:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:04:03,009 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2023-11-29 02:04:03,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:03,014 INFO L225 Difference]: With dead ends: 53 [2023-11-29 02:04:03,015 INFO L226 Difference]: Without dead ends: 23 [2023-11-29 02:04:03,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:04:03,021 INFO L413 NwaCegarLoop]: 26 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, 26 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 02:04:03,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:04:03,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2023-11-29 02:04:03,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2023-11-29 02:04:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 20 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 02:04:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2023-11-29 02:04:03,059 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 3 [2023-11-29 02:04:03,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:03,060 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2023-11-29 02:04:03,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 02:04:03,060 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2023-11-29 02:04:03,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-29 02:04:03,060 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:03,061 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-29 02:04:03,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 02:04:03,061 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:03,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:03,062 INFO L85 PathProgramCache]: Analyzing trace with hash 87676, now seen corresponding path program 1 times [2023-11-29 02:04:03,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:03,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714803691] [2023-11-29 02:04:03,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:03,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:03,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714803691] [2023-11-29 02:04:03,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714803691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:03,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:03,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:03,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464682750] [2023-11-29 02:04:03,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:03,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:04:03,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:03,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:04:03,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:04:03,180 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 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 02:04:03,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:03,233 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2023-11-29 02:04:03,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:04:03,234 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2023-11-29 02:04:03,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:03,235 INFO L225 Difference]: With dead ends: 32 [2023-11-29 02:04:03,235 INFO L226 Difference]: Without dead ends: 27 [2023-11-29 02:04:03,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:04:03,237 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 4 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:03,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 55 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:04:03,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2023-11-29 02:04:03,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2023-11-29 02:04:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.368421052631579) internal successors, (26), 24 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 02:04:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2023-11-29 02:04:03,245 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 3 [2023-11-29 02:04:03,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:03,245 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2023-11-29 02:04:03,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 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 02:04:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2023-11-29 02:04:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 02:04:03,246 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:03,246 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:03,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 02:04:03,247 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:03,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:03,248 INFO L85 PathProgramCache]: Analyzing trace with hash -632484253, now seen corresponding path program 1 times [2023-11-29 02:04:03,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:03,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336638086] [2023-11-29 02:04:03,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:03,262 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:03,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [422118702] [2023-11-29 02:04:03,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:03,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:03,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:03,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 02:04:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:03,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:04:03,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:03,340 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:04:03,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:03,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336638086] [2023-11-29 02:04:03,340 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:03,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422118702] [2023-11-29 02:04:03,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [422118702] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:03,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:03,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 02:04:03,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803373901] [2023-11-29 02:04:03,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:03,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:04:03,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:03,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:04:03,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:04:03,344 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:03,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:03,376 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2023-11-29 02:04:03,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:04:03,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-29 02:04:03,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:03,378 INFO L225 Difference]: With dead ends: 39 [2023-11-29 02:04:03,378 INFO L226 Difference]: Without dead ends: 33 [2023-11-29 02:04:03,378 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 02:04:03,380 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 5 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:03,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 32 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:04:03,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2023-11-29 02:04:03,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2023-11-29 02:04:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 29 states have internal predecessors, (31), 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 02:04:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2023-11-29 02:04:03,388 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 7 [2023-11-29 02:04:03,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:03,388 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2023-11-29 02:04:03,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2023-11-29 02:04:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-29 02:04:03,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:03,390 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:03,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:04:03,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:03,596 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:03,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:03,597 INFO L85 PathProgramCache]: Analyzing trace with hash -808983809, now seen corresponding path program 1 times [2023-11-29 02:04:03,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:03,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674342238] [2023-11-29 02:04:03,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:03,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:03,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [592195638] [2023-11-29 02:04:03,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:03,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:03,609 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:03,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 02:04:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:03,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:04:03,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:03,737 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:04:03,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:03,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674342238] [2023-11-29 02:04:03,738 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:03,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592195638] [2023-11-29 02:04:03,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592195638] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:03,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:03,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:04:03,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321351061] [2023-11-29 02:04:03,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:03,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:04:03,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:03,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:04:03,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:04:03,742 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 02:04:03,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:03,794 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2023-11-29 02:04:03,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:04:03,795 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2023-11-29 02:04:03,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:03,796 INFO L225 Difference]: With dead ends: 33 [2023-11-29 02:04:03,796 INFO L226 Difference]: Without dead ends: 32 [2023-11-29 02:04:03,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-29 02:04:03,798 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 24 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:03,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 48 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:04:03,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2023-11-29 02:04:03,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2023-11-29 02:04:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.25) internal successors, (30), 28 states have internal predecessors, (30), 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 02:04:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2023-11-29 02:04:03,805 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 17 [2023-11-29 02:04:03,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:03,806 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2023-11-29 02:04:03,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 02:04:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-29 02:04:03,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-29 02:04:03,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:03,808 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:03,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 02:04:04,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:04,008 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:04,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:04,009 INFO L85 PathProgramCache]: Analyzing trace with hash 691305738, now seen corresponding path program 1 times [2023-11-29 02:04:04,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:04,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335190582] [2023-11-29 02:04:04,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:04,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:04,017 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:04,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [227384586] [2023-11-29 02:04:04,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:04,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:04,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:04,019 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:04,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 02:04:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:04,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:04:04,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:04,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:04,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:04,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335190582] [2023-11-29 02:04:04,180 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:04,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227384586] [2023-11-29 02:04:04,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227384586] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:04,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:04,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2023-11-29 02:04:04,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568261180] [2023-11-29 02:04:04,182 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:04,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 02:04:04,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:04,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 02:04:04,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 02:04:04,184 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 10 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 10 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 02:04:04,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:04,318 INFO L93 Difference]: Finished difference Result 83 states and 87 transitions. [2023-11-29 02:04:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 02:04:04,319 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 10 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2023-11-29 02:04:04,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:04,320 INFO L225 Difference]: With dead ends: 83 [2023-11-29 02:04:04,320 INFO L226 Difference]: Without dead ends: 79 [2023-11-29 02:04:04,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2023-11-29 02:04:04,322 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 52 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:04,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 127 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:04:04,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-29 02:04:04,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 67. [2023-11-29 02:04:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 54 states have (on average 1.2777777777777777) internal successors, (69), 58 states have internal predecessors, (69), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 02:04:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 77 transitions. [2023-11-29 02:04:04,334 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 77 transitions. Word has length 18 [2023-11-29 02:04:04,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:04,335 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 77 transitions. [2023-11-29 02:04:04,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 10 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 02:04:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2023-11-29 02:04:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-29 02:04:04,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:04,336 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:04,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 02:04:04,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:04,542 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:04,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:04,543 INFO L85 PathProgramCache]: Analyzing trace with hash 321102182, now seen corresponding path program 1 times [2023-11-29 02:04:04,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:04,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906589307] [2023-11-29 02:04:04,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:04,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:04,553 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:04,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1248018614] [2023-11-29 02:04:04,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:04,555 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:04,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 02:04:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:04,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:04:04,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:04,638 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:04,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:04,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906589307] [2023-11-29 02:04:04,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:04,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248018614] [2023-11-29 02:04:04,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248018614] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:04,745 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:04,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-11-29 02:04:04,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666750523] [2023-11-29 02:04:04,745 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:04,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:04:04,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:04,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:04:04,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:04:04,747 INFO L87 Difference]: Start difference. First operand 67 states and 77 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 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 02:04:04,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:04,826 INFO L93 Difference]: Finished difference Result 78 states and 88 transitions. [2023-11-29 02:04:04,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 02:04:04,827 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 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 21 [2023-11-29 02:04:04,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:04,828 INFO L225 Difference]: With dead ends: 78 [2023-11-29 02:04:04,828 INFO L226 Difference]: Without dead ends: 68 [2023-11-29 02:04:04,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 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 02:04:04,830 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 20 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:04,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 72 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:04:04,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-11-29 02:04:04,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-11-29 02:04:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 59 states have internal predecessors, (60), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 02:04:04,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2023-11-29 02:04:04,840 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 21 [2023-11-29 02:04:04,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:04,841 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2023-11-29 02:04:04,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 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 02:04:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2023-11-29 02:04:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-29 02:04:04,843 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:04,844 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1] [2023-11-29 02:04:04,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 02:04:05,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:05,045 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:05,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:05,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1259495391, now seen corresponding path program 2 times [2023-11-29 02:04:05,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:05,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22091111] [2023-11-29 02:04:05,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:05,055 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:05,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [632463552] [2023-11-29 02:04:05,056 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 02:04:05,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:05,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:05,057 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:05,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 02:04:05,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 02:04:05,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:05,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 02:04:05,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:05,319 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:05,539 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 02:04:05,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:05,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22091111] [2023-11-29 02:04:05,539 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:05,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632463552] [2023-11-29 02:04:05,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [632463552] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:05,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:05,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2023-11-29 02:04:05,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9062186] [2023-11-29 02:04:05,540 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:05,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 02:04:05,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:05,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 02:04:05,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2023-11-29 02:04:05,543 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand has 22 states, 21 states have (on average 4.523809523809524) internal successors, (95), 22 states have internal predecessors, (95), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 02:04:05,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:05,923 INFO L93 Difference]: Finished difference Result 170 states and 175 transitions. [2023-11-29 02:04:05,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-29 02:04:05,924 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 4.523809523809524) internal successors, (95), 22 states have internal predecessors, (95), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 60 [2023-11-29 02:04:05,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:05,926 INFO L225 Difference]: With dead ends: 170 [2023-11-29 02:04:05,926 INFO L226 Difference]: Without dead ends: 166 [2023-11-29 02:04:05,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 02:04:05,929 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 126 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:05,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 157 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:04:05,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-29 02:04:05,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 149. [2023-11-29 02:04:05,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 126 states have (on average 1.0952380952380953) internal successors, (138), 128 states have internal predecessors, (138), 10 states have call successors, (10), 10 states have call predecessors, (10), 10 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 02:04:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 158 transitions. [2023-11-29 02:04:05,948 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 158 transitions. Word has length 60 [2023-11-29 02:04:05,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:05,948 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 158 transitions. [2023-11-29 02:04:05,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 4.523809523809524) internal successors, (95), 22 states have internal predecessors, (95), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 02:04:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 158 transitions. [2023-11-29 02:04:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-29 02:04:05,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:05,951 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1] [2023-11-29 02:04:05,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 02:04:06,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 02:04:06,152 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:06,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:06,152 INFO L85 PathProgramCache]: Analyzing trace with hash -792849681, now seen corresponding path program 2 times [2023-11-29 02:04:06,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:06,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762699845] [2023-11-29 02:04:06,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:06,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:06,165 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:06,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [189844263] [2023-11-29 02:04:06,165 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 02:04:06,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:06,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:06,167 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:06,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 02:04:06,224 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 02:04:06,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:06,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 02:04:06,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 02:04:06,317 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:06,499 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 02:04:06,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:06,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762699845] [2023-11-29 02:04:06,499 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:06,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189844263] [2023-11-29 02:04:06,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189844263] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:06,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:06,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 02:04:06,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928273666] [2023-11-29 02:04:06,500 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:06,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 02:04:06,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:06,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 02:04:06,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 02:04:06,503 INFO L87 Difference]: Start difference. First operand 149 states and 158 transitions. Second operand has 12 states, 11 states have (on average 8.090909090909092) internal successors, (89), 12 states have internal predecessors, (89), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 02:04:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:06,730 INFO L93 Difference]: Finished difference Result 164 states and 173 transitions. [2023-11-29 02:04:06,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 02:04:06,731 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.090909090909092) internal successors, (89), 12 states have internal predecessors, (89), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 63 [2023-11-29 02:04:06,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:06,733 INFO L225 Difference]: With dead ends: 164 [2023-11-29 02:04:06,733 INFO L226 Difference]: Without dead ends: 152 [2023-11-29 02:04:06,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2023-11-29 02:04:06,735 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 51 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:06,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 221 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:04:06,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-11-29 02:04:06,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2023-11-29 02:04:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 129 states have (on average 1.0232558139534884) internal successors, (132), 131 states have internal predecessors, (132), 10 states have call successors, (10), 10 states have call predecessors, (10), 10 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 02:04:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 152 transitions. [2023-11-29 02:04:06,753 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 152 transitions. Word has length 63 [2023-11-29 02:04:06,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:06,754 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 152 transitions. [2023-11-29 02:04:06,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.090909090909092) internal successors, (89), 12 states have internal predecessors, (89), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-29 02:04:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 152 transitions. [2023-11-29 02:04:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 02:04:06,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:06,757 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1] [2023-11-29 02:04:06,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 02:04:06,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 02:04:06,962 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:06,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:06,963 INFO L85 PathProgramCache]: Analyzing trace with hash 450588687, now seen corresponding path program 3 times [2023-11-29 02:04:06,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:06,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819901346] [2023-11-29 02:04:06,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:06,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:06,983 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:06,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [647257559] [2023-11-29 02:04:06,984 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 02:04:06,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:06,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:06,985 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:06,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 02:04:07,038 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 02:04:07,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:07,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:04:07,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2023-11-29 02:04:07,082 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:04:07,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:07,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819901346] [2023-11-29 02:04:07,082 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:07,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647257559] [2023-11-29 02:04:07,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647257559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:07,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:07,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:04:07,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905658027] [2023-11-29 02:04:07,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:07,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 02:04:07,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:07,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:04:07,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:04:07,085 INFO L87 Difference]: Start difference. First operand 152 states and 152 transitions. Second operand has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 02:04:07,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:07,125 INFO L93 Difference]: Finished difference Result 152 states and 152 transitions. [2023-11-29 02:04:07,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:04:07,126 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 144 [2023-11-29 02:04:07,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:07,129 INFO L225 Difference]: With dead ends: 152 [2023-11-29 02:04:07,130 INFO L226 Difference]: Without dead ends: 151 [2023-11-29 02:04:07,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:04:07,131 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 5 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:07,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 39 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:04:07,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-29 02:04:07,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2023-11-29 02:04:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 129 states have (on average 1.0155038759689923) internal successors, (131), 130 states have internal predecessors, (131), 10 states have call successors, (10), 10 states have call predecessors, (10), 10 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-29 02:04:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 151 transitions. [2023-11-29 02:04:07,145 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 151 transitions. Word has length 144 [2023-11-29 02:04:07,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:07,146 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 151 transitions. [2023-11-29 02:04:07,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 02:04:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 151 transitions. [2023-11-29 02:04:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-29 02:04:07,149 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:07,149 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1] [2023-11-29 02:04:07,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 02:04:07,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 02:04:07,355 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:07,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:07,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1714820161, now seen corresponding path program 3 times [2023-11-29 02:04:07,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:07,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727917008] [2023-11-29 02:04:07,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:07,369 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:07,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1444930143] [2023-11-29 02:04:07,369 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 02:04:07,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:07,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:07,371 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:07,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 02:04:07,702 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-11-29 02:04:07,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:07,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 02:04:07,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 510 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-29 02:04:07,926 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 510 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-29 02:04:08,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:08,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727917008] [2023-11-29 02:04:08,460 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:08,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1444930143] [2023-11-29 02:04:08,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1444930143] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:08,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:08,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2023-11-29 02:04:08,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503994007] [2023-11-29 02:04:08,461 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:08,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-11-29 02:04:08,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:08,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-29 02:04:08,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2023-11-29 02:04:08,464 INFO L87 Difference]: Start difference. First operand 151 states and 151 transitions. Second operand has 24 states, 23 states have (on average 8.565217391304348) internal successors, (197), 24 states have internal predecessors, (197), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 02:04:09,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:09,300 INFO L93 Difference]: Finished difference Result 297 states and 331 transitions. [2023-11-29 02:04:09,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-29 02:04:09,301 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 8.565217391304348) internal successors, (197), 24 states have internal predecessors, (197), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Word has length 147 [2023-11-29 02:04:09,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:09,304 INFO L225 Difference]: With dead ends: 297 [2023-11-29 02:04:09,304 INFO L226 Difference]: Without dead ends: 271 [2023-11-29 02:04:09,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=406, Invalid=716, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 02:04:09,306 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 174 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:09,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 877 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 705 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 02:04:09,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-11-29 02:04:09,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2023-11-29 02:04:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 237 states have (on average 1.0084388185654007) internal successors, (239), 238 states have internal predecessors, (239), 22 states have call successors, (22), 10 states have call predecessors, (22), 10 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-29 02:04:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 283 transitions. [2023-11-29 02:04:09,323 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 283 transitions. Word has length 147 [2023-11-29 02:04:09,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:09,323 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 283 transitions. [2023-11-29 02:04:09,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 8.565217391304348) internal successors, (197), 24 states have internal predecessors, (197), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 02:04:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 283 transitions. [2023-11-29 02:04:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-11-29 02:04:09,329 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:09,330 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1] [2023-11-29 02:04:09,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 02:04:09,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 02:04:09,534 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:09,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:09,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1853902821, now seen corresponding path program 4 times [2023-11-29 02:04:09,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:09,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501963852] [2023-11-29 02:04:09,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:09,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:09,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:09,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [729896675] [2023-11-29 02:04:09,557 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-29 02:04:09,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:09,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:09,559 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:09,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 02:04:09,700 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-29 02:04:09,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:09,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-29 02:04:09,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3366 backedges. 0 proven. 2442 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-29 02:04:10,231 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3366 backedges. 0 proven. 2442 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-29 02:04:11,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:11,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501963852] [2023-11-29 02:04:11,468 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:11,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729896675] [2023-11-29 02:04:11,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729896675] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:11,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:11,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 47 [2023-11-29 02:04:11,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112673102] [2023-11-29 02:04:11,469 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:11,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-11-29 02:04:11,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:11,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-11-29 02:04:11,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=622, Invalid=1634, Unknown=0, NotChecked=0, Total=2256 [2023-11-29 02:04:11,474 INFO L87 Difference]: Start difference. First operand 271 states and 283 transitions. Second operand has 48 states, 47 states have (on average 8.787234042553191) internal successors, (413), 48 states have internal predecessors, (413), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-29 02:04:14,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:14,566 INFO L93 Difference]: Finished difference Result 561 states and 643 transitions. [2023-11-29 02:04:14,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-29 02:04:14,566 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 8.787234042553191) internal successors, (413), 48 states have internal predecessors, (413), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Word has length 315 [2023-11-29 02:04:14,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:14,570 INFO L225 Difference]: With dead ends: 561 [2023-11-29 02:04:14,570 INFO L226 Difference]: Without dead ends: 511 [2023-11-29 02:04:14,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 650 GetRequests, 582 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1678, Invalid=3152, Unknown=0, NotChecked=0, Total=4830 [2023-11-29 02:04:14,573 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 656 mSDsluCounter, 3288 mSDsCounter, 0 mSdLazyCounter, 2851 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 3455 SdHoareTripleChecker+Invalid, 2899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 2851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:14,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [658 Valid, 3455 Invalid, 2899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 2851 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 02:04:14,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2023-11-29 02:04:14,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 511. [2023-11-29 02:04:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 511 states, 453 states have (on average 1.0044150110375276) internal successors, (455), 454 states have internal predecessors, (455), 46 states have call successors, (46), 10 states have call predecessors, (46), 10 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 02:04:14,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 547 transitions. [2023-11-29 02:04:14,607 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 547 transitions. Word has length 315 [2023-11-29 02:04:14,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:14,608 INFO L495 AbstractCegarLoop]: Abstraction has 511 states and 547 transitions. [2023-11-29 02:04:14,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 8.787234042553191) internal successors, (413), 48 states have internal predecessors, (413), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-29 02:04:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 547 transitions. [2023-11-29 02:04:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2023-11-29 02:04:14,629 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:14,629 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 47, 47, 46, 46, 46, 46, 46, 46, 46, 46, 46, 1, 1] [2023-11-29 02:04:14,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 02:04:14,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:14,830 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:14,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:14,830 INFO L85 PathProgramCache]: Analyzing trace with hash -515134675, now seen corresponding path program 5 times [2023-11-29 02:04:14,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:14,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602954281] [2023-11-29 02:04:14,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:14,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:14,863 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:14,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [778070766] [2023-11-29 02:04:14,863 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-29 02:04:14,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:14,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:14,864 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:14,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 02:04:15,225 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2023-11-29 02:04:15,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:04:15,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 95 conjunts are in the unsatisfiable core [2023-11-29 02:04:15,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:04:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14766 backedges. 0 proven. 10626 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2023-11-29 02:04:16,466 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:04:20,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14766 backedges. 0 proven. 10626 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2023-11-29 02:04:20,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:20,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602954281] [2023-11-29 02:04:20,396 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:04:20,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778070766] [2023-11-29 02:04:20,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778070766] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:04:20,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:04:20,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48] total 95 [2023-11-29 02:04:20,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757647993] [2023-11-29 02:04:20,396 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:04:20,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2023-11-29 02:04:20,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:20,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2023-11-29 02:04:20,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2398, Invalid=6722, Unknown=0, NotChecked=0, Total=9120 [2023-11-29 02:04:20,403 INFO L87 Difference]: Start difference. First operand 511 states and 547 transitions. Second operand has 96 states, 95 states have (on average 8.894736842105264) internal successors, (845), 96 states have internal predecessors, (845), 92 states have call successors, (92), 1 states have call predecessors, (92), 1 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 02:04:36,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:36,794 INFO L93 Difference]: Finished difference Result 1089 states and 1267 transitions. [2023-11-29 02:04:36,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-11-29 02:04:36,795 INFO L78 Accepts]: Start accepts. Automaton has has 96 states, 95 states have (on average 8.894736842105264) internal successors, (845), 96 states have internal predecessors, (845), 92 states have call successors, (92), 1 states have call predecessors, (92), 1 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) Word has length 651 [2023-11-29 02:04:36,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:04:36,804 INFO L225 Difference]: With dead ends: 1089 [2023-11-29 02:04:36,804 INFO L226 Difference]: Without dead ends: 991 [2023-11-29 02:04:36,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1346 GetRequests, 1206 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 16.3s TimeCoverageRelationStatistics Valid=6814, Invalid=13208, Unknown=0, NotChecked=0, Total=20022 [2023-11-29 02:04:36,812 INFO L413 NwaCegarLoop]: 335 mSDtfsCounter, 2477 mSDsluCounter, 13688 mSDsCounter, 0 mSdLazyCounter, 11475 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2479 SdHoareTripleChecker+Valid, 14023 SdHoareTripleChecker+Invalid, 11572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 11475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:04:36,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2479 Valid, 14023 Invalid, 11572 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [97 Valid, 11475 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 02:04:36,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2023-11-29 02:04:36,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2023-11-29 02:04:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 885 states have (on average 1.0022598870056496) internal successors, (887), 886 states have internal predecessors, (887), 94 states have call successors, (94), 10 states have call predecessors, (94), 10 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-11-29 02:04:36,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1075 transitions. [2023-11-29 02:04:36,881 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1075 transitions. Word has length 651 [2023-11-29 02:04:36,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:04:36,883 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1075 transitions. [2023-11-29 02:04:36,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 95 states have (on average 8.894736842105264) internal successors, (845), 96 states have internal predecessors, (845), 92 states have call successors, (92), 1 states have call predecessors, (92), 1 states have return successors, (92), 92 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 02:04:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1075 transitions. [2023-11-29 02:04:36,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2023-11-29 02:04:36,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:04:36,897 INFO L195 NwaCegarLoop]: trace histogram [95, 95, 95, 95, 95, 94, 94, 94, 94, 94, 94, 94, 94, 94, 1, 1] [2023-11-29 02:04:36,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 02:04:37,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:37,098 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:04:37,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:37,098 INFO L85 PathProgramCache]: Analyzing trace with hash -600968771, now seen corresponding path program 6 times [2023-11-29 02:04:37,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:37,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500904297] [2023-11-29 02:04:37,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:37,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:37,173 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:04:37,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [583424652] [2023-11-29 02:04:37,173 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-11-29 02:04:37,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:04:37,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:04:37,175 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:04:37,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 02:05:00,589 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 95 check-sat command(s) [2023-11-29 02:05:00,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:05:00,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 2196 conjuncts, 98 conjunts are in the unsatisfiable core [2023-11-29 02:05:00,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:05:04,313 INFO L134 CoverageAnalysis]: Checked inductivity of 61758 backedges. 0 proven. 44274 refuted. 0 times theorem prover too weak. 17484 trivial. 0 not checked. [2023-11-29 02:05:04,314 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:05:04,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:05:04,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500904297] [2023-11-29 02:05:04,942 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:05:04,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583424652] [2023-11-29 02:05:04,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583424652] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:05:04,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:05:04,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97] total 97 [2023-11-29 02:05:04,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676548144] [2023-11-29 02:05:04,943 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:05:04,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2023-11-29 02:05:04,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:05:04,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2023-11-29 02:05:04,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4771, Invalid=5531, Unknown=0, NotChecked=0, Total=10302 [2023-11-29 02:05:04,952 INFO L87 Difference]: Start difference. First operand 991 states and 1075 transitions. Second operand has 98 states, 97 states have (on average 8.824742268041238) internal successors, (856), 98 states have internal predecessors, (856), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-11-29 02:05:11,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:05:11,987 INFO L93 Difference]: Finished difference Result 1009 states and 1095 transitions. [2023-11-29 02:05:11,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2023-11-29 02:05:11,989 INFO L78 Accepts]: Start accepts. Automaton has has 98 states, 97 states have (on average 8.824742268041238) internal successors, (856), 98 states have internal predecessors, (856), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Word has length 1323 [2023-11-29 02:05:11,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:05:11,997 INFO L225 Difference]: With dead ends: 1009 [2023-11-29 02:05:11,997 INFO L226 Difference]: Without dead ends: 1005 [2023-11-29 02:05:12,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1440 GetRequests, 1246 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4751 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=14359, Invalid=23861, Unknown=0, NotChecked=0, Total=38220 [2023-11-29 02:05:12,005 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 757 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:05:12,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [758 Valid, 534 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 02:05:12,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2023-11-29 02:05:12,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 1001. [2023-11-29 02:05:12,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 894 states have (on average 1.0022371364653244) internal successors, (896), 895 states have internal predecessors, (896), 95 states have call successors, (95), 10 states have call predecessors, (95), 10 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2023-11-29 02:05:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1086 transitions. [2023-11-29 02:05:12,077 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1086 transitions. Word has length 1323 [2023-11-29 02:05:12,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:05:12,080 INFO L495 AbstractCegarLoop]: Abstraction has 1001 states and 1086 transitions. [2023-11-29 02:05:12,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 97 states have (on average 8.824742268041238) internal successors, (856), 98 states have internal predecessors, (856), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-11-29 02:05:12,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1086 transitions. [2023-11-29 02:05:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1338 [2023-11-29 02:05:12,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:05:12,101 INFO L195 NwaCegarLoop]: trace histogram [96, 96, 96, 96, 96, 95, 95, 95, 95, 95, 95, 95, 95, 95, 1, 1] [2023-11-29 02:05:12,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 02:05:12,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 02:05:12,302 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:05:12,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:05:12,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1935580992, now seen corresponding path program 7 times [2023-11-29 02:05:12,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:05:12,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897334961] [2023-11-29 02:05:12,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:05:12,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:05:12,374 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:05:12,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1868687658] [2023-11-29 02:05:12,375 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-11-29 02:05:12,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:05:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:05:12,376 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:05:12,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 02:05:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:05:12,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 2219 conjuncts, 193 conjunts are in the unsatisfiable core [2023-11-29 02:05:12,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:05:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 63080 backedges. 0 proven. 45220 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2023-11-29 02:05:16,585 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:05:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 63080 backedges. 0 proven. 45220 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2023-11-29 02:05:30,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:05:30,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897334961] [2023-11-29 02:05:30,557 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:05:30,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868687658] [2023-11-29 02:05:30,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868687658] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:05:30,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:05:30,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 97] total 193 [2023-11-29 02:05:30,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004167929] [2023-11-29 02:05:30,558 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:05:30,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2023-11-29 02:05:30,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:05:30,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2023-11-29 02:05:30,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9601, Invalid=27841, Unknown=0, NotChecked=0, Total=37442 [2023-11-29 02:05:30,569 INFO L87 Difference]: Start difference. First operand 1001 states and 1086 transitions. Second operand has 194 states, 193 states have (on average 8.94818652849741) internal successors, (1727), 194 states have internal predecessors, (1727), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2023-11-29 02:07:18,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:07:18,428 INFO L93 Difference]: Finished difference Result 2167 states and 2541 transitions. [2023-11-29 02:07:18,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2023-11-29 02:07:18,430 INFO L78 Accepts]: Start accepts. Automaton has has 194 states, 193 states have (on average 8.94818652849741) internal successors, (1727), 194 states have internal predecessors, (1727), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) Word has length 1337 [2023-11-29 02:07:18,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:07:18,440 INFO L225 Difference]: With dead ends: 2167 [2023-11-29 02:07:18,440 INFO L226 Difference]: Without dead ends: 1971 [2023-11-29 02:07:18,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2767 GetRequests, 2480 SyntacticMatches, 0 SemanticMatches, 287 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4465 ImplicationChecksByTransitivity, 106.7s TimeCoverageRelationStatistics Valid=28031, Invalid=55201, Unknown=0, NotChecked=0, Total=83232 [2023-11-29 02:07:18,447 INFO L413 NwaCegarLoop]: 678 mSDtfsCounter, 9732 mSDsluCounter, 55973 mSDsCounter, 0 mSdLazyCounter, 46947 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9734 SdHoareTripleChecker+Valid, 56651 SdHoareTripleChecker+Invalid, 47142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 46947 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:07:18,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9734 Valid, 56651 Invalid, 47142 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [195 Valid, 46947 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2023-11-29 02:07:18,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2023-11-29 02:07:18,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1971. [2023-11-29 02:07:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1971 states, 1767 states have (on average 1.0011318619128466) internal successors, (1769), 1768 states have internal predecessors, (1769), 192 states have call successors, (192), 10 states have call predecessors, (192), 10 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2023-11-29 02:07:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2153 transitions. [2023-11-29 02:07:18,585 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2153 transitions. Word has length 1337 [2023-11-29 02:07:18,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:07:18,588 INFO L495 AbstractCegarLoop]: Abstraction has 1971 states and 2153 transitions. [2023-11-29 02:07:18,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 193 states have (on average 8.94818652849741) internal successors, (1727), 194 states have internal predecessors, (1727), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2023-11-29 02:07:18,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2153 transitions. [2023-11-29 02:07:18,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2696 [2023-11-29 02:07:18,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:07:18,675 INFO L195 NwaCegarLoop]: trace histogram [193, 193, 193, 193, 193, 192, 192, 192, 192, 192, 192, 192, 192, 192, 1, 1] [2023-11-29 02:07:18,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-29 02:07:18,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:07:18,876 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:07:18,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:07:18,877 INFO L85 PathProgramCache]: Analyzing trace with hash -334640989, now seen corresponding path program 8 times [2023-11-29 02:07:18,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:07:18,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254375186] [2023-11-29 02:07:18,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:07:18,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:07:19,007 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:07:19,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [312704182] [2023-11-29 02:07:19,008 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 02:07:19,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:07:19,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:07:19,015 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:07:19,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 02:07:19,837 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 02:07:19,837 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:07:19,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 4450 conjuncts, 203 conjunts are in the unsatisfiable core [2023-11-29 02:07:19,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:07:30,845 INFO L134 CoverageAnalysis]: Checked inductivity of 257856 backedges. 198968 proven. 100 refuted. 0 times theorem prover too weak. 58788 trivial. 0 not checked. [2023-11-29 02:07:30,845 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:07:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 257856 backedges. 142368 proven. 100 refuted. 0 times theorem prover too weak. 115388 trivial. 0 not checked. [2023-11-29 02:07:41,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:07:41,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254375186] [2023-11-29 02:07:41,467 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:07:41,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312704182] [2023-11-29 02:07:41,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312704182] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:07:41,468 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:07:41,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [203, 204] total 204 [2023-11-29 02:07:41,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074202405] [2023-11-29 02:07:41,470 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:07:41,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 204 states [2023-11-29 02:07:41,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:07:41,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 204 interpolants. [2023-11-29 02:07:41,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10505, Invalid=30907, Unknown=0, NotChecked=0, Total=41412 [2023-11-29 02:07:41,485 INFO L87 Difference]: Start difference. First operand 1971 states and 2153 transitions. Second operand has 204 states, 204 states have (on average 5.985294117647059) internal successors, (1221), 204 states have internal predecessors, (1221), 101 states have call successors, (202), 102 states have call predecessors, (202), 102 states have return successors, (202), 101 states have call predecessors, (202), 101 states have call successors, (202) [2023-11-29 02:07:55,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:07:55,214 INFO L93 Difference]: Finished difference Result 2335 states and 2426 transitions. [2023-11-29 02:07:55,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2023-11-29 02:07:55,215 INFO L78 Accepts]: Start accepts. Automaton has has 204 states, 204 states have (on average 5.985294117647059) internal successors, (1221), 204 states have internal predecessors, (1221), 101 states have call successors, (202), 102 states have call predecessors, (202), 102 states have return successors, (202), 101 states have call predecessors, (202), 101 states have call successors, (202) Word has length 2695 [2023-11-29 02:07:55,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:07:55,217 INFO L225 Difference]: With dead ends: 2335 [2023-11-29 02:07:55,217 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 02:07:55,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5589 GetRequests, 4985 SyntacticMatches, 201 SemanticMatches, 403 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59801 ImplicationChecksByTransitivity, 26.8s TimeCoverageRelationStatistics Valid=51509, Invalid=112111, Unknown=0, NotChecked=0, Total=163620 [2023-11-29 02:07:55,228 INFO L413 NwaCegarLoop]: 1000 mSDtfsCounter, 302 mSDsluCounter, 6800 mSDsCounter, 0 mSdLazyCounter, 4153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 7800 SdHoareTripleChecker+Invalid, 4153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:07:55,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 7800 Invalid, 4153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4153 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 02:07:55,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 02:07:55,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 02:07:55,229 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 02:07:55,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 02:07:55,230 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2695 [2023-11-29 02:07:55,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:07:55,231 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:07:55,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 204 states, 204 states have (on average 5.985294117647059) internal successors, (1221), 204 states have internal predecessors, (1221), 101 states have call successors, (202), 102 states have call predecessors, (202), 102 states have return successors, (202), 101 states have call predecessors, (202), 101 states have call successors, (202) [2023-11-29 02:07:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 02:07:55,233 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 02:07:55,235 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-29 02:07:55,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-29 02:07:55,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-29 02:07:55,236 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-29 02:07:55,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-29 02:07:55,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-29 02:07:55,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-29 02:07:55,237 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-29 02:07:55,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 02:07:55,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:07:55,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 02:08:01,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 02:08:01,541 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2023-11-29 02:08:01,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 02:08:01,542 INFO L899 garLoopResultBuilder]: For program point L33-1(line 33) no Hoare annotation was computed. [2023-11-29 02:08:01,542 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-29 02:08:01,542 INFO L895 garLoopResultBuilder]: At program point L33-2(line 33) the Hoare annotation is: (let ((.cse1 (* |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~r~0#1|))) (let ((.cse2 (<= .cse1 2147483647)) (.cse0 (<= ~counter~0 100))) (or (and (<= 24 ~counter~0) .cse0 (= 23 |ULTIMATE.start_main_~r~0#1|)) (and (= |ULTIMATE.start_main_~r~0#1| 38) (<= 39 ~counter~0) .cse0) (and (= 89 |ULTIMATE.start_main_~r~0#1|) (<= 90 ~counter~0) .cse0) (and (<= 25 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 24) .cse0) (and (<= 46 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 45)) (and (<= 22 ~counter~0) .cse0 (= 21 |ULTIMATE.start_main_~r~0#1|)) (and (<= 63 ~counter~0) (= 62 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= 5 |ULTIMATE.start_main_~r~0#1|) (<= 6 ~counter~0) .cse0) (and (<= 28 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 27)) (and (= 14 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 15 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 0) (= ~counter~0 1)) (and (= 67 |ULTIMATE.start_main_~r~0#1|) (<= 68 ~counter~0) .cse0) (and (<= 77 ~counter~0) .cse0 (= 76 |ULTIMATE.start_main_~r~0#1|)) (and (= 57 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 58 ~counter~0)) (and (<= 82 ~counter~0) .cse0 (= 81 |ULTIMATE.start_main_~r~0#1|)) (and (= ~counter~0 4) (= 3 |ULTIMATE.start_main_~r~0#1|)) (and (= 84 |ULTIMATE.start_main_~r~0#1|) (<= 85 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 8) (<= 9 ~counter~0) .cse0) (and (<= 17 ~counter~0) (= 16 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 60 ~counter~0) .cse0 (= 59 |ULTIMATE.start_main_~r~0#1|)) (and (= 49 |ULTIMATE.start_main_~r~0#1|) (<= 50 ~counter~0) .cse0) (and (= 87 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 88 ~counter~0)) (and (<= 64 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 63) .cse0) (and (<= 94 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 93)) (and (<= 26 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 25) .cse0) (and (<= 43 ~counter~0) .cse0 (= 42 |ULTIMATE.start_main_~r~0#1|)) (and (<= 30 ~counter~0) (= 29 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 26) (<= 27 ~counter~0) .cse0) (and (<= 70 ~counter~0) .cse0 (= 69 |ULTIMATE.start_main_~r~0#1|)) (and (= 31 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 32 ~counter~0)) (and (<= 44 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 43)) (and (= 46 |ULTIMATE.start_main_~r~0#1|) (<= 47 ~counter~0) .cse0) (and (<= 33 ~counter~0) (= 32 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 37 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 36) .cse0) (and (<= 57 ~counter~0) (= 56 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 83 ~counter~0) (= 82 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 78) (<= 79 ~counter~0) .cse0) (and (<= 75 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 74) .cse0) (and (= 19 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 20 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 11) (<= 12 ~counter~0) .cse0) (and (= 47 |ULTIMATE.start_main_~r~0#1|) (<= 48 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 65) (<= 66 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 39) .cse0 (<= 40 ~counter~0)) (and (<= (+ (* 184 |ULTIMATE.start_main_~r~0#1|) .cse1) 2147475183) .cse2 (= ~counter~0 100)) (and (<= (+ .cse1 (* |ULTIMATE.start_main_~r~0#1| 186)) 2147474998) .cse2 .cse0 (<= 99 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 37) (<= 38 ~counter~0) .cse0) (and (<= 62 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 61) .cse0) (and (<= 49 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 48)) (and (= |ULTIMATE.start_main_~r~0#1| 55) (<= 56 ~counter~0) .cse0) (and (<= 45 ~counter~0) .cse0 (= 44 |ULTIMATE.start_main_~r~0#1|)) (and (= 22 |ULTIMATE.start_main_~r~0#1|) (<= 23 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 79) (<= 80 ~counter~0) .cse0) (and (<= 34 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 33) .cse0) (and (= 68 |ULTIMATE.start_main_~r~0#1|) (<= 69 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 34) .cse0 (<= 35 ~counter~0)) (and (= 6 |ULTIMATE.start_main_~r~0#1|) (<= 7 ~counter~0) .cse0) (and (= 64 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 65 ~counter~0)) (and (<= 86 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 85) .cse0) (and (<= 52 ~counter~0) (= 51 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 50) (<= 51 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 60) (<= 61 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 58) (<= 59 ~counter~0) .cse0) (and (= 95 |ULTIMATE.start_main_~r~0#1|) (<= 96 ~counter~0) .cse0) (and (= 35 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 36 ~counter~0)) (and .cse0 (<= 95 ~counter~0) (= 94 |ULTIMATE.start_main_~r~0#1|)) (and (<= 98 ~counter~0) (<= (+ .cse1 (* |ULTIMATE.start_main_~r~0#1| 188)) 2147474811) .cse2 .cse0) (and (<= 14 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 13)) (and (= 88 |ULTIMATE.start_main_~r~0#1|) (<= 89 ~counter~0) .cse0) (and .cse0 (<= 87 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 86)) (and (= |ULTIMATE.start_main_~r~0#1| 1) (= ~counter~0 2)) (and (= |ULTIMATE.start_main_~r~0#1| 20) (<= 21 ~counter~0) .cse0) (and (<= 91 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 90)) (and (<= 11 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 10) .cse0) (and .cse0 (= 53 |ULTIMATE.start_main_~r~0#1|) (<= 54 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 4) .cse0 (<= 5 ~counter~0)) (and (<= 31 ~counter~0) (= 30 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= ~counter~0 3) (= 2 |ULTIMATE.start_main_~r~0#1|)) (and (<= 29 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 28) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 80) (<= 81 ~counter~0) .cse0) (and (= 52 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 53 ~counter~0)) (and (<= 73 ~counter~0) (= 72 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 42 ~counter~0) .cse0 (= 41 |ULTIMATE.start_main_~r~0#1|)) (and (<= 84 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 83) .cse0) (and (= 71 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 72 ~counter~0)) (and (= 7 |ULTIMATE.start_main_~r~0#1|) (<= 8 ~counter~0) .cse0) (and (<= 13 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 12) .cse0) (and (= 9 |ULTIMATE.start_main_~r~0#1|) (<= 10 ~counter~0) .cse0) (and (<= 18 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 17)) (and (<= 71 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 70) .cse0) (and (= 77 |ULTIMATE.start_main_~r~0#1|) (<= 78 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 73) (<= 74 ~counter~0) .cse0) (and (= 91 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 92 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 54) .cse0 (<= 55 ~counter~0)) (and (= 66 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 67 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 15) (<= 16 ~counter~0) .cse0) (and .cse0 (<= 19 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 18)) (and (<= 76 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 75)) (and (<= 97 ~counter~0) .cse2 .cse0 (<= (+ .cse1 (* 190 |ULTIMATE.start_main_~r~0#1|)) 2147474622)) (and .cse0 (<= 41 ~counter~0) (= 40 |ULTIMATE.start_main_~r~0#1|)) (and .cse0 (= 92 |ULTIMATE.start_main_~r~0#1|) (<= 93 ~counter~0))))) [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point L33-3(lines 32 39) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 38) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point L38-1(line 38) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point L32-1(line 32) no Hoare annotation was computed. [2023-11-29 02:08:01,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 32) no Hoare annotation was computed. [2023-11-29 02:08:01,544 INFO L899 garLoopResultBuilder]: For program point L32-2(line 32) no Hoare annotation was computed. [2023-11-29 02:08:01,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-29 02:08:01,544 INFO L899 garLoopResultBuilder]: For program point L32-3(lines 32 39) no Hoare annotation was computed. [2023-11-29 02:08:01,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 38) no Hoare annotation was computed. [2023-11-29 02:08:01,545 INFO L895 garLoopResultBuilder]: At program point L32-5(lines 32 39) the Hoare annotation is: (let ((.cse2 (* |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~r~0#1|))) (let ((.cse1 (<= .cse2 2147483647)) (.cse0 (<= ~counter~0 100))) (or (and (= 71 |ULTIMATE.start_main_~r~0#1|) (<= 71 ~counter~0) .cse0) (and (<= 29 ~counter~0) (= 29 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 24) (<= 24 ~counter~0) .cse0) (and (= 2 |ULTIMATE.start_main_~r~0#1|) (= ~counter~0 2)) (and (<= 27 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 27)) (and (= 35 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 35 ~counter~0)) (and (= 5 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 5 ~counter~0)) (and (<= 90 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 90)) (and (= |ULTIMATE.start_main_~r~0#1| 28) (<= 28 ~counter~0) .cse0) (and (<= 81 ~counter~0) .cse0 (= 81 |ULTIMATE.start_main_~r~0#1|)) (and (<= 12 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 12) .cse0) (and (<= 52 ~counter~0) (= 52 |ULTIMATE.start_main_~r~0#1|) .cse0) (and .cse0 (= 40 |ULTIMATE.start_main_~r~0#1|) (<= 40 ~counter~0)) (and (= 95 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 95 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 58) .cse0 (<= 58 ~counter~0)) (and (<= 21 ~counter~0) .cse0 (= 21 |ULTIMATE.start_main_~r~0#1|)) (and (<= 51 ~counter~0) (= 51 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= 84 |ULTIMATE.start_main_~r~0#1|) (<= 84 ~counter~0) .cse0) (and (<= 62 ~counter~0) (= 62 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 13 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 13)) (and (= |ULTIMATE.start_main_~r~0#1| 36) .cse0 (<= 36 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 65) .cse0 (<= 65 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 37) (<= 37 ~counter~0) .cse0) (and .cse0 (<= 93 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 93)) (and (<= 76 ~counter~0) .cse0 (= 76 |ULTIMATE.start_main_~r~0#1|)) (and (= 77 |ULTIMATE.start_main_~r~0#1|) (<= 77 ~counter~0) .cse0) (and (<= 43 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 43)) (and (<= 45 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 45)) (and (<= 18 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 18)) (and (<= 94 ~counter~0) .cse0 (= 94 |ULTIMATE.start_main_~r~0#1|)) (and (<= 91 ~counter~0) (= 91 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 73 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 73) .cse0) (and (<= 75 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 75)) (and .cse1 (<= 96 ~counter~0) .cse0 (<= (+ .cse2 (* 190 |ULTIMATE.start_main_~r~0#1|)) 2147474622)) (and (= ~counter~0 4) (= |ULTIMATE.start_main_~r~0#1| 4)) (and (<= 83 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 83) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 8) (<= 8 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 50) (<= 50 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 60) (<= 60 ~counter~0) .cse0) (and (<= 11 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 11) .cse0) (and (<= 59 ~counter~0) .cse0 (= 59 |ULTIMATE.start_main_~r~0#1|)) (and (<= 39 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 39) .cse0) (and (= 67 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 67 ~counter~0)) (and (= 32 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 32 ~counter~0)) (and (= 89 |ULTIMATE.start_main_~r~0#1|) (<= 89 ~counter~0) .cse0) (and (<= 30 ~counter~0) (= 30 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 85 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 85) .cse0) (and (<= (+ (* 184 |ULTIMATE.start_main_~r~0#1|) .cse2) 2147475183) .cse1 .cse0 (<= 99 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 38) (<= 38 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 0) (= ~counter~0 0)) (and (= |ULTIMATE.start_main_~r~0#1| 63) (<= 63 ~counter~0) .cse0) (and (<= 57 ~counter~0) (= 57 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 86 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 86)) (and (<= 66 ~counter~0) (= 66 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 33 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 33) .cse0) (and (<= 31 ~counter~0) (= 31 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 26) (<= 26 ~counter~0) .cse0) (and .cse1 (<= (+ .cse2 (* |ULTIMATE.start_main_~r~0#1| 182)) 2147475366) (= ~counter~0 100)) (and (<= 68 ~counter~0) (= 68 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (<= 70 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 70) .cse0) (and (<= 48 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 48)) (and (<= (+ .cse2 (* |ULTIMATE.start_main_~r~0#1| 186)) 2147474998) (<= 98 ~counter~0) .cse1 .cse0) (and (<= 17 ~counter~0) .cse0 (= |ULTIMATE.start_main_~r~0#1| 17)) (and (= 7 |ULTIMATE.start_main_~r~0#1|) (<= 7 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 74) (<= 74 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 1) (= ~counter~0 1)) (and .cse0 (= 92 |ULTIMATE.start_main_~r~0#1|) (<= 92 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 78) (<= 78 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 10) (<= 10 ~counter~0) .cse0) (and (= 6 |ULTIMATE.start_main_~r~0#1|) (<= 6 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 61) (<= 61 ~counter~0) .cse0) (and (= 82 |ULTIMATE.start_main_~r~0#1|) (<= 82 ~counter~0) .cse0) (and (= 49 |ULTIMATE.start_main_~r~0#1|) (<= 49 ~counter~0) .cse0) (and (= ~counter~0 3) (= 3 |ULTIMATE.start_main_~r~0#1|)) (and (= |ULTIMATE.start_main_~r~0#1| 34) (<= 34 ~counter~0) .cse0) (and (<= 69 ~counter~0) .cse0 (= 69 |ULTIMATE.start_main_~r~0#1|)) (and (<= 25 ~counter~0) (= |ULTIMATE.start_main_~r~0#1| 25) .cse0) (and (<= 64 ~counter~0) (= 64 |ULTIMATE.start_main_~r~0#1|) .cse0) (and .cse0 (= 41 |ULTIMATE.start_main_~r~0#1|) (<= 41 ~counter~0)) (and (= 16 |ULTIMATE.start_main_~r~0#1|) (<= 16 ~counter~0) .cse0) (and (<= 56 ~counter~0) (= 56 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= 9 |ULTIMATE.start_main_~r~0#1|) (<= 9 ~counter~0) .cse0) (and (= 72 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 72 ~counter~0)) (and (<= 14 ~counter~0) (= 14 |ULTIMATE.start_main_~r~0#1|) .cse0) (and .cse0 (= 53 |ULTIMATE.start_main_~r~0#1|) (<= 53 ~counter~0)) (and (= 87 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 87 ~counter~0)) (and (<= 97 ~counter~0) (<= (+ .cse2 (* |ULTIMATE.start_main_~r~0#1| 188)) 2147474811) .cse1 .cse0) (and (= 22 |ULTIMATE.start_main_~r~0#1|) (<= 22 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 55) .cse0 (<= 55 ~counter~0)) (and (= 88 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 88 ~counter~0)) (and (<= 46 ~counter~0) (= 46 |ULTIMATE.start_main_~r~0#1|) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 20) .cse0 (<= 20 ~counter~0)) (and (= 19 |ULTIMATE.start_main_~r~0#1|) .cse0 (<= 19 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 15) .cse0 (<= 15 ~counter~0)) (and (<= 23 ~counter~0) .cse0 (= 23 |ULTIMATE.start_main_~r~0#1|)) (and (= 47 |ULTIMATE.start_main_~r~0#1|) (<= 47 ~counter~0) .cse0) (and (= |ULTIMATE.start_main_~r~0#1| 80) (<= 80 ~counter~0) .cse0) (and (<= 42 ~counter~0) .cse0 (= 42 |ULTIMATE.start_main_~r~0#1|)) (and (= |ULTIMATE.start_main_~r~0#1| 54) .cse0 (<= 54 ~counter~0)) (and (= |ULTIMATE.start_main_~r~0#1| 79) (<= 79 ~counter~0) .cse0) (and (<= 44 ~counter~0) .cse0 (= 44 |ULTIMATE.start_main_~r~0#1|))))) [2023-11-29 02:08:01,545 INFO L899 garLoopResultBuilder]: For program point L32-6(lines 32 39) no Hoare annotation was computed. [2023-11-29 02:08:01,545 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L902 garLoopResultBuilder]: At program point L41-1(line 41) the Hoare annotation is: true [2023-11-29 02:08:01,546 INFO L899 garLoopResultBuilder]: For program point L41-2(line 41) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L899 garLoopResultBuilder]: For program point L17(lines 17 20) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L899 garLoopResultBuilder]: For program point L17-2(lines 16 22) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 16 22) no Hoare annotation was computed. [2023-11-29 02:08:01,546 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 16 22) the Hoare annotation is: true [2023-11-29 02:08:01,549 INFO L445 BasicCegarLoop]: Path program histogram: [8, 3, 1, 1, 1, 1] [2023-11-29 02:08:01,550 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:08:01,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:08:01 BoogieIcfgContainer [2023-11-29 02:08:01,573 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:08:01,574 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:08:01,574 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:08:01,574 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:08:01,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:04:02" (3/4) ... [2023-11-29 02:08:01,576 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 02:08:01,578 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 02:08:01,581 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-29 02:08:01,581 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 02:08:01,582 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 02:08:01,582 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 02:08:01,670 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 02:08:01,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 02:08:01,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:08:01,672 INFO L158 Benchmark]: Toolchain (without parser) took 239464.00ms. Allocated memory was 144.7MB in the beginning and 599.8MB in the end (delta: 455.1MB). Free memory was 99.9MB in the beginning and 387.9MB in the end (delta: -288.0MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,672 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:08:01,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.05ms. Allocated memory is still 144.7MB. Free memory was 99.4MB in the beginning and 89.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.16ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,673 INFO L158 Benchmark]: Boogie Preprocessor took 31.76ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,674 INFO L158 Benchmark]: RCFGBuilder took 291.93ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 75.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,674 INFO L158 Benchmark]: TraceAbstraction took 238816.11ms. Allocated memory was 144.7MB in the beginning and 599.8MB in the end (delta: 455.1MB). Free memory was 74.2MB in the beginning and 392.1MB in the end (delta: -317.9MB). Peak memory consumption was 409.3MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,675 INFO L158 Benchmark]: Witness Printer took 97.32ms. Allocated memory is still 599.8MB. Free memory was 392.1MB in the beginning and 387.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:08:01,677 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.05ms. Allocated memory is still 144.7MB. Free memory was 99.4MB in the beginning and 89.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.16ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.76ms. Allocated memory is still 144.7MB. Free memory was 87.7MB in the beginning and 86.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 291.93ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 75.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 238816.11ms. Allocated memory was 144.7MB in the beginning and 599.8MB in the end (delta: 455.1MB). Free memory was 74.2MB in the beginning and 392.1MB in the end (delta: -317.9MB). Peak memory consumption was 409.3MB. Max. memory is 16.1GB. * Witness Printer took 97.32ms. Allocated memory is still 599.8MB. Free memory was 392.1MB in the beginning and 387.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 28 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 238.7s, OverallIterations: 15, TraceHistogramMax: 193, PathProgramHistogramMax: 8, EmptinessCheckTime: 0.2s, AutomataDifference: 150.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14399 SdHoareTripleChecker+Valid, 19.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14385 mSDsluCounter, 84117 SdHoareTripleChecker+Invalid, 16.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 81654 mSDsCounter, 595 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 67088 IncrementalHoareTripleChecker+Invalid, 67683 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 595 mSolverCounterUnsat, 2463 mSDtfsCounter, 67088 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12616 GetRequests, 11202 SyntacticMatches, 201 SemanticMatches, 1213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70656 ImplicationChecksByTransitivity, 163.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1971occurred in iteration=14, InterpolantAutomatonStates: 849, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 33 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 198 PreInvPairs, 400 NumberOfFragments, 2080 HoareAnnotationTreeSize, 198 FomulaSimplifications, 5897 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1710 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 24.8s SatisfiabilityAnalysisTime, 52.6s InterpolantComputationTime, 6804 NumberOfCodeBlocks, 6678 NumberOfCodeBlocksAsserted, 170 NumberOfCheckSat, 12087 ConstructedInterpolants, 0 QuantifiedInterpolants, 37237 SizeOfPredicates, 217 NumberOfNonLiveVariables, 11254 ConjunctsInSsa, 703 ConjunctsInUnsatCore, 24 InterpolantComputations, 5 PerfectInterpolantSequences, 579938/742362 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((71 == r) && (71 <= counter)) && (counter <= 100)) || (((29 <= counter) && (29 == r)) && (counter <= 100))) || (((r == 24) && (24 <= counter)) && (counter <= 100))) || ((2 == r) && (counter == 2))) || (((27 <= counter) && (counter <= 100)) && (r == 27))) || (((35 == r) && (counter <= 100)) && (35 <= counter))) || (((5 == r) && (counter <= 100)) && (5 <= counter))) || (((90 <= counter) && (counter <= 100)) && (r == 90))) || (((r == 28) && (28 <= counter)) && (counter <= 100))) || (((81 <= counter) && (counter <= 100)) && (81 == r))) || (((12 <= counter) && (r == 12)) && (counter <= 100))) || (((52 <= counter) && (52 == r)) && (counter <= 100))) || (((counter <= 100) && (40 == r)) && (40 <= counter))) || (((95 == r) && (counter <= 100)) && (95 <= counter))) || (((r == 58) && (counter <= 100)) && (58 <= counter))) || (((21 <= counter) && (counter <= 100)) && (21 == r))) || (((51 <= counter) && (51 == r)) && (counter <= 100))) || (((84 == r) && (84 <= counter)) && (counter <= 100))) || (((62 <= counter) && (62 == r)) && (counter <= 100))) || (((13 <= counter) && (counter <= 100)) && (r == 13))) || (((r == 36) && (counter <= 100)) && (36 <= counter))) || (((r == 65) && (counter <= 100)) && (65 <= counter))) || (((r == 37) && (37 <= counter)) && (counter <= 100))) || (((counter <= 100) && (93 <= counter)) && (r == 93))) || (((76 <= counter) && (counter <= 100)) && (76 == r))) || (((77 == r) && (77 <= counter)) && (counter <= 100))) || (((43 <= counter) && (counter <= 100)) && (r == 43))) || (((45 <= counter) && (counter <= 100)) && (r == 45))) || (((18 <= counter) && (counter <= 100)) && (r == 18))) || (((94 <= counter) && (counter <= 100)) && (94 == r))) || (((91 <= counter) && (91 == r)) && (counter <= 100))) || (((73 <= counter) && (r == 73)) && (counter <= 100))) || (((75 <= counter) && (counter <= 100)) && (r == 75))) || (((((r * r) <= 2147483647) && (96 <= counter)) && (counter <= 100)) && (((r * r) + (190 * r)) <= 2147474622))) || ((counter == 4) && (r == 4))) || (((83 <= counter) && (r == 83)) && (counter <= 100))) || (((r == 8) && (8 <= counter)) && (counter <= 100))) || (((r == 50) && (50 <= counter)) && (counter <= 100))) || (((r == 60) && (60 <= counter)) && (counter <= 100))) || (((11 <= counter) && (r == 11)) && (counter <= 100))) || (((59 <= counter) && (counter <= 100)) && (59 == r))) || (((39 <= counter) && (r == 39)) && (counter <= 100))) || (((67 == r) && (counter <= 100)) && (67 <= counter))) || (((32 == r) && (counter <= 100)) && (32 <= counter))) || (((89 == r) && (89 <= counter)) && (counter <= 100))) || (((30 <= counter) && (30 == r)) && (counter <= 100))) || (((85 <= counter) && (r == 85)) && (counter <= 100))) || ((((((184 * r) + (r * r)) <= 2147475183) && ((r * r) <= 2147483647)) && (counter <= 100)) && (99 <= counter))) || (((r == 38) && (38 <= counter)) && (counter <= 100))) || ((r == 0) && (counter == 0))) || (((r == 63) && (63 <= counter)) && (counter <= 100))) || (((57 <= counter) && (57 == r)) && (counter <= 100))) || (((86 <= counter) && (counter <= 100)) && (r == 86))) || (((66 <= counter) && (66 == r)) && (counter <= 100))) || (((33 <= counter) && (r == 33)) && (counter <= 100))) || (((31 <= counter) && (31 == r)) && (counter <= 100))) || (((r == 26) && (26 <= counter)) && (counter <= 100))) || ((((r * r) <= 2147483647) && (((r * r) + (r * 182)) <= 2147475366)) && (counter == 100))) || (((68 <= counter) && (68 == r)) && (counter <= 100))) || (((70 <= counter) && (r == 70)) && (counter <= 100))) || (((48 <= counter) && (counter <= 100)) && (r == 48))) || ((((((r * r) + (r * 186)) <= 2147474998) && (98 <= counter)) && ((r * r) <= 2147483647)) && (counter <= 100))) || (((17 <= counter) && (counter <= 100)) && (r == 17))) || (((7 == r) && (7 <= counter)) && (counter <= 100))) || (((r == 74) && (74 <= counter)) && (counter <= 100))) || ((r == 1) && (counter == 1))) || (((counter <= 100) && (92 == r)) && (92 <= counter))) || (((r == 78) && (78 <= counter)) && (counter <= 100))) || (((r == 10) && (10 <= counter)) && (counter <= 100))) || (((6 == r) && (6 <= counter)) && (counter <= 100))) || (((r == 61) && (61 <= counter)) && (counter <= 100))) || (((82 == r) && (82 <= counter)) && (counter <= 100))) || (((49 == r) && (49 <= counter)) && (counter <= 100))) || ((counter == 3) && (3 == r))) || (((r == 34) && (34 <= counter)) && (counter <= 100))) || (((69 <= counter) && (counter <= 100)) && (69 == r))) || (((25 <= counter) && (r == 25)) && (counter <= 100))) || (((64 <= counter) && (64 == r)) && (counter <= 100))) || (((counter <= 100) && (41 == r)) && (41 <= counter))) || (((16 == r) && (16 <= counter)) && (counter <= 100))) || (((56 <= counter) && (56 == r)) && (counter <= 100))) || (((9 == r) && (9 <= counter)) && (counter <= 100))) || (((72 == r) && (counter <= 100)) && (72 <= counter))) || (((14 <= counter) && (14 == r)) && (counter <= 100))) || (((counter <= 100) && (53 == r)) && (53 <= counter))) || (((87 == r) && (counter <= 100)) && (87 <= counter))) || ((((97 <= counter) && (((r * r) + (r * 188)) <= 2147474811)) && ((r * r) <= 2147483647)) && (counter <= 100))) || (((22 == r) && (22 <= counter)) && (counter <= 100))) || (((r == 55) && (counter <= 100)) && (55 <= counter))) || (((88 == r) && (counter <= 100)) && (88 <= counter))) || (((46 <= counter) && (46 == r)) && (counter <= 100))) || (((r == 20) && (counter <= 100)) && (20 <= counter))) || (((19 == r) && (counter <= 100)) && (19 <= counter))) || (((r == 15) && (counter <= 100)) && (15 <= counter))) || (((23 <= counter) && (counter <= 100)) && (23 == r))) || (((47 == r) && (47 <= counter)) && (counter <= 100))) || (((r == 80) && (80 <= counter)) && (counter <= 100))) || (((42 <= counter) && (counter <= 100)) && (42 == r))) || (((r == 54) && (counter <= 100)) && (54 <= counter))) || (((r == 79) && (79 <= counter)) && (counter <= 100))) || (((44 <= counter) && (counter <= 100)) && (44 == r))) RESULT: Ultimate proved your program to be correct! [2023-11-29 02:08:01,887 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 02:08:01,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55e7fc5-b87d-4769-a58d-a50ea965d379/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE