./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound2.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_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d04c68f644b4e34369c0299cad48e6ffd2dffe6006909b97954ecd16248ddfba --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:52:20,524 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:52:20,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-24 23:52:20,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:52:20,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:52:20,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:52:20,632 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:52:20,633 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:52:20,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:52:20,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:52:20,635 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:52:20,636 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:52:20,636 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:52:20,637 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:52:20,637 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:52:20,638 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:52:20,638 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:52:20,638 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:52:20,639 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:52:20,639 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:52:20,640 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:52:20,641 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:52:20,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:52:20,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:52:20,642 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:52:20,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:52:20,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:52:20,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:52:20,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:52:20,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:52:20,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:52:20,645 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:52:20,645 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:52:20,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:52:20,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:52:20,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:52:20,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:52:20,646 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:52:20,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:52:20,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:20,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:52:20,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:52:20,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:52:20,648 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:52:20,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:52:20,648 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:52:20,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:52:20,649 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:52:20,649 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:52:20,649 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d04c68f644b4e34369c0299cad48e6ffd2dffe6006909b97954ecd16248ddfba [2023-11-24 23:52:20,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:52:20,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:52:20,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:52:20,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:52:20,956 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:52:20,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound2.c [2023-11-24 23:52:24,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:52:24,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:52:24,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound2.c [2023-11-24 23:52:24,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/data/bb282c9ee/858bb533350f49c58ade4795d10e2b29/FLAG9a218b55c [2023-11-24 23:52:24,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/data/bb282c9ee/858bb533350f49c58ade4795d10e2b29 [2023-11-24 23:52:24,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:52:24,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:52:24,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:24,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:52:24,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:52:24,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d93f7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24, skipping insertion in model container [2023-11-24 23:52:24,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,313 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:52:24,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:24,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:52:24,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:24,567 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:52:24,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24 WrapperNode [2023-11-24 23:52:24,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:24,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:24,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:52:24,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:52:24,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,623 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2023-11-24 23:52:24,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:24,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:52:24,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:52:24,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:52:24,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:52:24,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:52:24,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:52:24,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:52:24,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (1/1) ... [2023-11-24 23:52:24,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:24,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:24,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:52:24,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:52:24,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:52:24,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:52:24,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:52:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:52:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:52:24,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:52:24,869 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:52:24,872 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:52:25,614 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:52:25,670 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:52:25,670 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:52:25,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:25 BoogieIcfgContainer [2023-11-24 23:52:25,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:52:25,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:52:25,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:52:25,679 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:52:25,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:52:24" (1/3) ... [2023-11-24 23:52:25,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dcc72b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:25, skipping insertion in model container [2023-11-24 23:52:25,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:24" (2/3) ... [2023-11-24 23:52:25,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dcc72b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:25, skipping insertion in model container [2023-11-24 23:52:25,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:25" (3/3) ... [2023-11-24 23:52:25,682 INFO L112 eAbstractionObserver]: Analyzing ICFG ps6-ll_unwindbound2.c [2023-11-24 23:52:25,703 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:52:25,703 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 104 error locations. [2023-11-24 23:52:25,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:52:25,811 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=FINITE_AUTOMATA, 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;@3a3a135a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:52:25,812 INFO L358 AbstractCegarLoop]: Starting to check reachability of 104 error locations. [2023-11-24 23:52:25,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 219 states, 110 states have (on average 1.9727272727272727) internal successors, (217), 214 states have internal predecessors, (217), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:52:25,824 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:25,825 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-24 23:52:25,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:25,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:25,858 INFO L85 PathProgramCache]: Analyzing trace with hash 290671, now seen corresponding path program 1 times [2023-11-24 23:52:25,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:25,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153778435] [2023-11-24 23:52:25,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:26,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:26,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153778435] [2023-11-24 23:52:26,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153778435] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:26,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:26,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:26,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090159530] [2023-11-24 23:52:26,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:26,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:26,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:26,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:26,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:26,196 INFO L87 Difference]: Start difference. First operand has 219 states, 110 states have (on average 1.9727272727272727) internal successors, (217), 214 states have internal predecessors, (217), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 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) [2023-11-24 23:52:26,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:26,331 INFO L93 Difference]: Finished difference Result 305 states and 321 transitions. [2023-11-24 23:52:26,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:52:26,334 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 [2023-11-24 23:52:26,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:26,347 INFO L225 Difference]: With dead ends: 305 [2023-11-24 23:52:26,348 INFO L226 Difference]: Without dead ends: 190 [2023-11-24 23:52:26,353 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 [2023-11-24 23:52:26,358 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 197 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:26,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 374 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:52:26,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-11-24 23:52:26,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2023-11-24 23:52:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 109 states have (on average 1.724770642201835) internal successors, (188), 186 states have internal predecessors, (188), 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) [2023-11-24 23:52:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 192 transitions. [2023-11-24 23:52:26,441 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 192 transitions. Word has length 3 [2023-11-24 23:52:26,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:26,442 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 192 transitions. [2023-11-24 23:52:26,443 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) [2023-11-24 23:52:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 192 transitions. [2023-11-24 23:52:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:52:26,444 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:26,444 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-24 23:52:26,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:52:26,445 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:26,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:26,447 INFO L85 PathProgramCache]: Analyzing trace with hash 9010849, now seen corresponding path program 1 times [2023-11-24 23:52:26,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:26,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407206143] [2023-11-24 23:52:26,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:26,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:26,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407206143] [2023-11-24 23:52:26,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407206143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:26,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:26,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:26,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924833309] [2023-11-24 23:52:26,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:26,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:26,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:26,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:26,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:26,552 INFO L87 Difference]: Start difference. First operand 190 states and 192 transitions. Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 23:52:26,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:26,641 INFO L93 Difference]: Finished difference Result 278 states and 280 transitions. [2023-11-24 23:52:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:52:26,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-24 23:52:26,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:26,645 INFO L225 Difference]: With dead ends: 278 [2023-11-24 23:52:26,648 INFO L226 Difference]: Without dead ends: 194 [2023-11-24 23:52:26,649 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 [2023-11-24 23:52:26,650 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 3 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:26,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 557 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:52:26,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-24 23:52:26,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2023-11-24 23:52:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 113 states have (on average 1.6991150442477876) internal successors, (192), 190 states have internal predecessors, (192), 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) [2023-11-24 23:52:26,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 196 transitions. [2023-11-24 23:52:26,668 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 196 transitions. Word has length 4 [2023-11-24 23:52:26,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:26,669 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 196 transitions. [2023-11-24 23:52:26,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 23:52:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 196 transitions. [2023-11-24 23:52:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:52:26,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:26,670 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-24 23:52:26,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:52:26,670 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:26,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:26,671 INFO L85 PathProgramCache]: Analyzing trace with hash 69492995, now seen corresponding path program 1 times [2023-11-24 23:52:26,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:26,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282966940] [2023-11-24 23:52:26,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:26,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:26,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:26,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282966940] [2023-11-24 23:52:26,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282966940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:26,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:26,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 23:52:26,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338798600] [2023-11-24 23:52:26,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:26,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:26,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:26,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:26,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:26,721 INFO L87 Difference]: Start difference. First operand 194 states and 196 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-24 23:52:27,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:27,228 INFO L93 Difference]: Finished difference Result 358 states and 362 transitions. [2023-11-24 23:52:27,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:52:27,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2023-11-24 23:52:27,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:27,232 INFO L225 Difference]: With dead ends: 358 [2023-11-24 23:52:27,232 INFO L226 Difference]: Without dead ends: 294 [2023-11-24 23:52:27,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:27,235 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 102 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:27,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 129 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-24 23:52:27,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2023-11-24 23:52:27,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 284. [2023-11-24 23:52:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 202 states have (on average 1.4405940594059405) internal successors, (291), 279 states have internal predecessors, (291), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 297 transitions. [2023-11-24 23:52:27,254 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 297 transitions. Word has length 6 [2023-11-24 23:52:27,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:27,254 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 297 transitions. [2023-11-24 23:52:27,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-24 23:52:27,255 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 297 transitions. [2023-11-24 23:52:27,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:52:27,256 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:27,256 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:27,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-24 23:52:27,257 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:27,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:27,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1988447817, now seen corresponding path program 1 times [2023-11-24 23:52:27,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:27,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147131907] [2023-11-24 23:52:27,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:27,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:27,279 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:27,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [406307352] [2023-11-24 23:52:27,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:27,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:27,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:27,283 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:27,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:52:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:27,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:52:27,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:27,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:27,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:27,451 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:27,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147131907] [2023-11-24 23:52:27,451 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:27,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406307352] [2023-11-24 23:52:27,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406307352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:27,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:27,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 23:52:27,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580988327] [2023-11-24 23:52:27,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:27,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:27,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:27,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:27,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:27,455 INFO L87 Difference]: Start difference. First operand 284 states and 297 transitions. Second operand has 3 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-24 23:52:27,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:27,538 INFO L93 Difference]: Finished difference Result 308 states and 315 transitions. [2023-11-24 23:52:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:52:27,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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 44 [2023-11-24 23:52:27,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:27,541 INFO L225 Difference]: With dead ends: 308 [2023-11-24 23:52:27,541 INFO L226 Difference]: Without dead ends: 306 [2023-11-24 23:52:27,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:27,543 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 76 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:27,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 343 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:52:27,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2023-11-24 23:52:27,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 284. [2023-11-24 23:52:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 202 states have (on average 1.4306930693069306) internal successors, (289), 279 states have internal predecessors, (289), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 295 transitions. [2023-11-24 23:52:27,559 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 295 transitions. Word has length 44 [2023-11-24 23:52:27,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:27,560 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 295 transitions. [2023-11-24 23:52:27,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-24 23:52:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 295 transitions. [2023-11-24 23:52:27,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:52:27,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:27,562 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:27,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:27,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:27,768 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:27,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:27,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1512340316, now seen corresponding path program 1 times [2023-11-24 23:52:27,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:27,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141643114] [2023-11-24 23:52:27,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:27,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:27,786 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:27,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [334509446] [2023-11-24 23:52:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:27,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:27,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:27,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:27,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-24 23:52:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:27,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:52:27,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:27,998 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:27,998 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:27,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141643114] [2023-11-24 23:52:27,999 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:28,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334509446] [2023-11-24 23:52:28,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334509446] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:28,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:28,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-24 23:52:28,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752928948] [2023-11-24 23:52:28,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:28,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:28,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:28,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:28,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:28,007 INFO L87 Difference]: Start difference. First operand 284 states and 295 transitions. Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-24 23:52:28,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:28,078 INFO L93 Difference]: Finished difference Result 310 states and 313 transitions. [2023-11-24 23:52:28,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:52:28,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 45 [2023-11-24 23:52:28,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:28,081 INFO L225 Difference]: With dead ends: 310 [2023-11-24 23:52:28,081 INFO L226 Difference]: Without dead ends: 305 [2023-11-24 23:52:28,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:28,085 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 71 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:28,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 347 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:52:28,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-24 23:52:28,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 283. [2023-11-24 23:52:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 201 states have (on average 1.4129353233830846) internal successors, (284), 278 states have internal predecessors, (284), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 290 transitions. [2023-11-24 23:52:28,117 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 290 transitions. Word has length 45 [2023-11-24 23:52:28,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:28,118 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 290 transitions. [2023-11-24 23:52:28,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-24 23:52:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 290 transitions. [2023-11-24 23:52:28,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:52:28,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:28,127 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:28,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-24 23:52:28,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:28,332 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:28,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:28,333 INFO L85 PathProgramCache]: Analyzing trace with hash -362090325, now seen corresponding path program 1 times [2023-11-24 23:52:28,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:28,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387463512] [2023-11-24 23:52:28,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:28,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:28,348 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:28,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1251663673] [2023-11-24 23:52:28,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:28,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:28,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:28,360 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:28,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-24 23:52:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:28,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:52:28,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:28,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:28,574 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:28,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387463512] [2023-11-24 23:52:28,574 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:28,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251663673] [2023-11-24 23:52:28,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1251663673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:28,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:28,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:28,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242591707] [2023-11-24 23:52:28,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:28,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:28,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:28,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:28,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:28,580 INFO L87 Difference]: Start difference. First operand 283 states and 290 transitions. Second operand has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 23:52:29,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:29,206 INFO L93 Difference]: Finished difference Result 305 states and 308 transitions. [2023-11-24 23:52:29,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:52:29,207 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2023-11-24 23:52:29,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:29,209 INFO L225 Difference]: With dead ends: 305 [2023-11-24 23:52:29,209 INFO L226 Difference]: Without dead ends: 262 [2023-11-24 23:52:29,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:29,210 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 107 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:29,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 288 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-24 23:52:29,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2023-11-24 23:52:29,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 242. [2023-11-24 23:52:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.50625) internal successors, (241), 237 states have internal predecessors, (241), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 247 transitions. [2023-11-24 23:52:29,226 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 247 transitions. Word has length 46 [2023-11-24 23:52:29,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:29,227 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 247 transitions. [2023-11-24 23:52:29,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 23:52:29,227 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-24 23:52:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:52:29,229 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:29,229 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:29,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-24 23:52:29,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:29,434 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:29,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:29,435 INFO L85 PathProgramCache]: Analyzing trace with hash 440686133, now seen corresponding path program 1 times [2023-11-24 23:52:29,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:29,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375774240] [2023-11-24 23:52:29,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:29,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:29,450 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:29,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [535301208] [2023-11-24 23:52:29,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:29,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:29,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:29,451 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:29,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-24 23:52:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:29,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:52:29,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:29,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:29,601 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:29,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375774240] [2023-11-24 23:52:29,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:29,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535301208] [2023-11-24 23:52:29,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535301208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:29,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:29,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:29,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493404418] [2023-11-24 23:52:29,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:29,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:29,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:29,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:29,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:29,604 INFO L87 Difference]: Start difference. First operand 242 states and 247 transitions. Second operand has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2023-11-24 23:52:29,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:29,620 INFO L93 Difference]: Finished difference Result 242 states and 247 transitions. [2023-11-24 23:52:29,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:52:29,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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 52 [2023-11-24 23:52:29,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:29,622 INFO L225 Difference]: With dead ends: 242 [2023-11-24 23:52:29,622 INFO L226 Difference]: Without dead ends: 241 [2023-11-24 23:52:29,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:29,624 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 137 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:29,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 186 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:52:29,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-24 23:52:29,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2023-11-24 23:52:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 160 states have (on average 1.49375) internal successors, (239), 236 states have internal predecessors, (239), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:29,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 245 transitions. [2023-11-24 23:52:29,634 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 245 transitions. Word has length 52 [2023-11-24 23:52:29,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:29,635 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 245 transitions. [2023-11-24 23:52:29,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 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) [2023-11-24 23:52:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 245 transitions. [2023-11-24 23:52:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:52:29,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:29,637 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:29,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:29,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:29,842 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:29,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:29,842 INFO L85 PathProgramCache]: Analyzing trace with hash 776368382, now seen corresponding path program 1 times [2023-11-24 23:52:29,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:29,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296826759] [2023-11-24 23:52:29,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:29,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:29,860 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:29,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1647274265] [2023-11-24 23:52:29,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:29,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:29,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:29,862 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:29,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-24 23:52:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:29,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:52:29,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:30,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:30,017 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:30,017 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:30,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296826759] [2023-11-24 23:52:30,018 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:30,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647274265] [2023-11-24 23:52:30,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647274265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:30,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:30,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:30,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374612497] [2023-11-24 23:52:30,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:30,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:30,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:30,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:30,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:30,021 INFO L87 Difference]: Start difference. First operand 241 states and 245 transitions. Second operand has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-11-24 23:52:30,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:30,039 INFO L93 Difference]: Finished difference Result 242 states and 245 transitions. [2023-11-24 23:52:30,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:52:30,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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 53 [2023-11-24 23:52:30,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:30,041 INFO L225 Difference]: With dead ends: 242 [2023-11-24 23:52:30,042 INFO L226 Difference]: Without dead ends: 241 [2023-11-24 23:52:30,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:52:30,043 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 0 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:30,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:52:30,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-24 23:52:30,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2023-11-24 23:52:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 160 states have (on average 1.4875) internal successors, (238), 236 states have internal predecessors, (238), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-24 23:52:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 244 transitions. [2023-11-24 23:52:30,056 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 244 transitions. Word has length 53 [2023-11-24 23:52:30,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:30,057 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 244 transitions. [2023-11-24 23:52:30,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-11-24 23:52:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 244 transitions. [2023-11-24 23:52:30,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:52:30,062 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:30,062 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:30,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:30,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:30,264 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:30,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:30,265 INFO L85 PathProgramCache]: Analyzing trace with hash -741357758, now seen corresponding path program 1 times [2023-11-24 23:52:30,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:30,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615911554] [2023-11-24 23:52:30,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:30,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:30,278 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:30,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [264604249] [2023-11-24 23:52:30,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:30,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:30,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:30,280 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:30,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-24 23:52:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:30,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:52:30,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:30,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:30,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:30,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615911554] [2023-11-24 23:52:30,456 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:30,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264604249] [2023-11-24 23:52:30,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264604249] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:30,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:30,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:52:30,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746789590] [2023-11-24 23:52:30,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:30,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:30,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:30,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:30,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:30,459 INFO L87 Difference]: Start difference. First operand 241 states and 244 transitions. Second operand has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-24 23:52:31,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:31,046 INFO L93 Difference]: Finished difference Result 427 states and 433 transitions. [2023-11-24 23:52:31,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:52:31,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2023-11-24 23:52:31,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:31,049 INFO L225 Difference]: With dead ends: 427 [2023-11-24 23:52:31,049 INFO L226 Difference]: Without dead ends: 362 [2023-11-24 23:52:31,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:31,050 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 120 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:31,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 142 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-24 23:52:31,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2023-11-24 23:52:31,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 348. [2023-11-24 23:52:31,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 265 states have (on average 1.350943396226415) internal successors, (358), 341 states have internal predecessors, (358), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-24 23:52:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 368 transitions. [2023-11-24 23:52:31,064 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 368 transitions. Word has length 57 [2023-11-24 23:52:31,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:31,064 INFO L495 AbstractCegarLoop]: Abstraction has 348 states and 368 transitions. [2023-11-24 23:52:31,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.333333333333332) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-24 23:52:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 368 transitions. [2023-11-24 23:52:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:52:31,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:31,066 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:31,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:31,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:31,272 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:31,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:31,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1894657281, now seen corresponding path program 1 times [2023-11-24 23:52:31,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:31,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363593906] [2023-11-24 23:52:31,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:31,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:31,285 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:31,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1405128572] [2023-11-24 23:52:31,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:31,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:31,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:31,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:31,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-24 23:52:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:31,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:52:31,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:31,461 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:31,461 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:31,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363593906] [2023-11-24 23:52:31,461 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:31,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405128572] [2023-11-24 23:52:31,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405128572] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:31,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:31,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:52:31,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713474293] [2023-11-24 23:52:31,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:31,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:31,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:31,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:31,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:31,464 INFO L87 Difference]: Start difference. First operand 348 states and 368 transitions. Second operand has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 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) [2023-11-24 23:52:31,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:31,586 INFO L93 Difference]: Finished difference Result 350 states and 368 transitions. [2023-11-24 23:52:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:52:31,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 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 64 [2023-11-24 23:52:31,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:31,589 INFO L225 Difference]: With dead ends: 350 [2023-11-24 23:52:31,589 INFO L226 Difference]: Without dead ends: 349 [2023-11-24 23:52:31,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:31,591 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 60 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:31,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 303 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:52:31,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2023-11-24 23:52:31,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 348. [2023-11-24 23:52:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 265 states have (on average 1.3471698113207546) internal successors, (357), 341 states have internal predecessors, (357), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-24 23:52:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 367 transitions. [2023-11-24 23:52:31,604 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 367 transitions. Word has length 64 [2023-11-24 23:52:31,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:31,604 INFO L495 AbstractCegarLoop]: Abstraction has 348 states and 367 transitions. [2023-11-24 23:52:31,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 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) [2023-11-24 23:52:31,605 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 367 transitions. [2023-11-24 23:52:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:52:31,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:31,606 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:31,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:31,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-24 23:52:31,817 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:31,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:31,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1395166262, now seen corresponding path program 1 times [2023-11-24 23:52:31,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:31,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109098083] [2023-11-24 23:52:31,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:31,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:31,846 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:31,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [58206119] [2023-11-24 23:52:31,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:31,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:31,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:31,852 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:31,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-24 23:52:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:31,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:52:31,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:32,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:32,022 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:32,022 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:32,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109098083] [2023-11-24 23:52:32,022 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:32,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58206119] [2023-11-24 23:52:32,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58206119] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:32,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:32,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:52:32,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082604808] [2023-11-24 23:52:32,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:32,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:52:32,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:32,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:52:32,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:32,025 INFO L87 Difference]: Start difference. First operand 348 states and 367 transitions. Second operand has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 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) [2023-11-24 23:52:32,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:32,160 INFO L93 Difference]: Finished difference Result 349 states and 367 transitions. [2023-11-24 23:52:32,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:52:32,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 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 65 [2023-11-24 23:52:32,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:32,163 INFO L225 Difference]: With dead ends: 349 [2023-11-24 23:52:32,164 INFO L226 Difference]: Without dead ends: 348 [2023-11-24 23:52:32,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:52:32,165 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 50 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:32,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 312 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:52:32,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-11-24 23:52:32,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2023-11-24 23:52:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 265 states have (on average 1.3433962264150943) internal successors, (356), 341 states have internal predecessors, (356), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-24 23:52:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 366 transitions. [2023-11-24 23:52:32,178 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 366 transitions. Word has length 65 [2023-11-24 23:52:32,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:32,179 INFO L495 AbstractCegarLoop]: Abstraction has 348 states and 366 transitions. [2023-11-24 23:52:32,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 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) [2023-11-24 23:52:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 366 transitions. [2023-11-24 23:52:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:52:32,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:32,180 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:32,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-24 23:52:32,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:32,387 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:32,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:32,387 INFO L85 PathProgramCache]: Analyzing trace with hash -999544092, now seen corresponding path program 1 times [2023-11-24 23:52:32,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:32,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942271355] [2023-11-24 23:52:32,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:32,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:32,398 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:32,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2137132927] [2023-11-24 23:52:32,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:32,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:32,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:32,400 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:32,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-24 23:52:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:32,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:52:32,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:32,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:32,570 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:52:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:32,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:32,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942271355] [2023-11-24 23:52:32,708 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:32,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137132927] [2023-11-24 23:52:32,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137132927] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:52:32,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [593140005] [2023-11-24 23:52:32,732 INFO L159 IcfgInterpreter]: Started Sifa with 66 locations of interest [2023-11-24 23:52:32,732 INFO L166 IcfgInterpreter]: Building call graph [2023-11-24 23:52:32,737 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-24 23:52:32,743 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-24 23:52:32,743 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-24 23:52:39,629 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 118 for LOIs [2023-11-24 23:52:39,756 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-24 23:52:44,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [593140005] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:44,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:52:44,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [4, 5] total 19 [2023-11-24 23:52:44,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427962758] [2023-11-24 23:52:44,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:44,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-24 23:52:44,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:44,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-24 23:52:44,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2023-11-24 23:52:44,325 INFO L87 Difference]: Start difference. First operand 348 states and 366 transitions. Second operand has 12 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 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) [2023-11-24 23:52:46,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:46,357 INFO L93 Difference]: Finished difference Result 476 states and 499 transitions. [2023-11-24 23:52:46,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-24 23:52:46,357 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2023-11-24 23:52:46,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:46,359 INFO L225 Difference]: With dead ends: 476 [2023-11-24 23:52:46,359 INFO L226 Difference]: Without dead ends: 307 [2023-11-24 23:52:46,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 134 SyntacticMatches, 50 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 572 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2023-11-24 23:52:46,361 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 94 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 1306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:46,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 253 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1306 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-24 23:52:46,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-24 23:52:46,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 259. [2023-11-24 23:52:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 219 states have (on average 1.182648401826484) internal successors, (259), 252 states have internal predecessors, (259), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-24 23:52:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 267 transitions. [2023-11-24 23:52:46,374 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 267 transitions. Word has length 68 [2023-11-24 23:52:46,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:46,375 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 267 transitions. [2023-11-24 23:52:46,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 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) [2023-11-24 23:52:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 267 transitions. [2023-11-24 23:52:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:52:46,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:46,377 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:46,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:46,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-24 23:52:46,583 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2023-11-24 23:52:46,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:46,583 INFO L85 PathProgramCache]: Analyzing trace with hash 135675623, now seen corresponding path program 1 times [2023-11-24 23:52:46,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:46,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666881915] [2023-11-24 23:52:46,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:46,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:46,598 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:46,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1678995986] [2023-11-24 23:52:46,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:46,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:46,600 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:46,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-24 23:52:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:46,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:52:46,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:46,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:52:46,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:52:46,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:52:46,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666881915] [2023-11-24 23:52:46,876 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-24 23:52:46,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678995986] [2023-11-24 23:52:46,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678995986] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:52:46,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1819500795] [2023-11-24 23:52:46,887 INFO L159 IcfgInterpreter]: Started Sifa with 105 locations of interest [2023-11-24 23:52:46,887 INFO L166 IcfgInterpreter]: Building call graph [2023-11-24 23:52:46,889 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-24 23:52:46,889 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-24 23:52:46,889 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-24 23:52:51,417 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 118 for LOIs [2023-11-24 23:52:51,533 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-24 23:52:58,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1819500795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:58,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:52:58,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5, 6] total 17 [2023-11-24 23:52:58,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091730693] [2023-11-24 23:52:58,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:58,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-24 23:52:58,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:52:58,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-24 23:52:58,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:52:58,364 INFO L87 Difference]: Start difference. First operand 259 states and 267 transitions. Second operand has 13 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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) [2023-11-24 23:52:59,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:59,345 INFO L93 Difference]: Finished difference Result 259 states and 267 transitions. [2023-11-24 23:52:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-24 23:52:59,346 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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 108 [2023-11-24 23:52:59,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:59,346 INFO L225 Difference]: With dead ends: 259 [2023-11-24 23:52:59,346 INFO L226 Difference]: Without dead ends: 0 [2023-11-24 23:52:59,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 214 SyntacticMatches, 93 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 497 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2023-11-24 23:52:59,348 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 9 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:59,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 3 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-24 23:52:59,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-24 23:52:59,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-24 23:52:59,350 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) [2023-11-24 23:52:59,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-24 23:52:59,350 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2023-11-24 23:52:59,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:59,350 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-24 23:52:59,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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) [2023-11-24 23:52:59,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-24 23:52:59,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:52:59,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 104 remaining) [2023-11-24 23:52:59,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 104 remaining) [2023-11-24 23:52:59,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 104 remaining) [2023-11-24 23:52:59,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 104 remaining) [2023-11-24 23:52:59,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 104 remaining) [2023-11-24 23:52:59,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 104 remaining) [2023-11-24 23:52:59,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 104 remaining) [2023-11-24 23:52:59,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 104 remaining) [2023-11-24 23:52:59,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 104 remaining) [2023-11-24 23:52:59,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 104 remaining) [2023-11-24 23:52:59,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 104 remaining) [2023-11-24 23:52:59,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 104 remaining) [2023-11-24 23:52:59,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 104 remaining) [2023-11-24 23:52:59,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 104 remaining) [2023-11-24 23:52:59,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 104 remaining) [2023-11-24 23:52:59,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 104 remaining) [2023-11-24 23:52:59,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 104 remaining) [2023-11-24 23:52:59,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 104 remaining) [2023-11-24 23:52:59,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 104 remaining) [2023-11-24 23:52:59,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 104 remaining) [2023-11-24 23:52:59,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 104 remaining) [2023-11-24 23:52:59,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 104 remaining) [2023-11-24 23:52:59,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 104 remaining) [2023-11-24 23:52:59,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 104 remaining) [2023-11-24 23:52:59,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 104 remaining) [2023-11-24 23:52:59,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 104 remaining) [2023-11-24 23:52:59,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 104 remaining) [2023-11-24 23:52:59,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 104 remaining) [2023-11-24 23:52:59,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 104 remaining) [2023-11-24 23:52:59,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 104 remaining) [2023-11-24 23:52:59,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 104 remaining) [2023-11-24 23:52:59,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 104 remaining) [2023-11-24 23:52:59,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 104 remaining) [2023-11-24 23:52:59,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 104 remaining) [2023-11-24 23:52:59,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 104 remaining) [2023-11-24 23:52:59,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 104 remaining) [2023-11-24 23:52:59,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 104 remaining) [2023-11-24 23:52:59,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 104 remaining) [2023-11-24 23:52:59,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 104 remaining) [2023-11-24 23:52:59,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 104 remaining) [2023-11-24 23:52:59,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 104 remaining) [2023-11-24 23:52:59,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 104 remaining) [2023-11-24 23:52:59,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 104 remaining) [2023-11-24 23:52:59,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 104 remaining) [2023-11-24 23:52:59,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 104 remaining) [2023-11-24 23:52:59,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 104 remaining) [2023-11-24 23:52:59,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 104 remaining) [2023-11-24 23:52:59,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 104 remaining) [2023-11-24 23:52:59,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 104 remaining) [2023-11-24 23:52:59,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 104 remaining) [2023-11-24 23:52:59,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 104 remaining) [2023-11-24 23:52:59,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 104 remaining) [2023-11-24 23:52:59,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 104 remaining) [2023-11-24 23:52:59,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 104 remaining) [2023-11-24 23:52:59,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 104 remaining) [2023-11-24 23:52:59,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 104 remaining) [2023-11-24 23:52:59,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 104 remaining) [2023-11-24 23:52:59,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 104 remaining) [2023-11-24 23:52:59,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 104 remaining) [2023-11-24 23:52:59,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 104 remaining) [2023-11-24 23:52:59,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 104 remaining) [2023-11-24 23:52:59,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 104 remaining) [2023-11-24 23:52:59,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 104 remaining) [2023-11-24 23:52:59,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 104 remaining) [2023-11-24 23:52:59,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 104 remaining) [2023-11-24 23:52:59,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 104 remaining) [2023-11-24 23:52:59,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 104 remaining) [2023-11-24 23:52:59,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 104 remaining) [2023-11-24 23:52:59,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 104 remaining) [2023-11-24 23:52:59,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 104 remaining) [2023-11-24 23:52:59,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 104 remaining) [2023-11-24 23:52:59,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 104 remaining) [2023-11-24 23:52:59,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 104 remaining) [2023-11-24 23:52:59,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 104 remaining) [2023-11-24 23:52:59,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 104 remaining) [2023-11-24 23:52:59,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 104 remaining) [2023-11-24 23:52:59,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 104 remaining) [2023-11-24 23:52:59,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 104 remaining) [2023-11-24 23:52:59,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 104 remaining) [2023-11-24 23:52:59,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 104 remaining) [2023-11-24 23:52:59,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 104 remaining) [2023-11-24 23:52:59,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 104 remaining) [2023-11-24 23:52:59,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 104 remaining) [2023-11-24 23:52:59,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 104 remaining) [2023-11-24 23:52:59,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 104 remaining) [2023-11-24 23:52:59,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 104 remaining) [2023-11-24 23:52:59,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 104 remaining) [2023-11-24 23:52:59,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 104 remaining) [2023-11-24 23:52:59,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 104 remaining) [2023-11-24 23:52:59,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 104 remaining) [2023-11-24 23:52:59,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 104 remaining) [2023-11-24 23:52:59,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 104 remaining) [2023-11-24 23:52:59,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 104 remaining) [2023-11-24 23:52:59,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 104 remaining) [2023-11-24 23:52:59,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 104 remaining) [2023-11-24 23:52:59,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 104 remaining) [2023-11-24 23:52:59,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 104 remaining) [2023-11-24 23:52:59,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 104 remaining) [2023-11-24 23:52:59,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 104 remaining) [2023-11-24 23:52:59,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 104 remaining) [2023-11-24 23:52:59,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 104 remaining) [2023-11-24 23:52:59,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 104 remaining) [2023-11-24 23:52:59,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 104 remaining) [2023-11-24 23:52:59,378 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 104 remaining) [2023-11-24 23:52:59,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:59,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:59,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,266 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point L36-2(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point L36-3(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,267 INFO L899 garLoopResultBuilder]: For program point L36-4(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point L36-7(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point L36-8(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point L36-9(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,268 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,269 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,270 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39-1(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39-2(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39-3(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39-4(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,271 INFO L899 garLoopResultBuilder]: For program point L39-5(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-6(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-7(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-8(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-9(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-10(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-11(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,272 INFO L899 garLoopResultBuilder]: For program point L39-12(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point L39-13(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point L39-14(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point L39-15(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point L39-16(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,273 INFO L899 garLoopResultBuilder]: For program point L39-17(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-18(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-19(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-20(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-21(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-22(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-23(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,274 INFO L899 garLoopResultBuilder]: For program point L39-24(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-25(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-26(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-27(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-28(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-29(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-30(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,275 INFO L899 garLoopResultBuilder]: For program point L39-31(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,276 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,277 INFO L899 garLoopResultBuilder]: For program point L39-32(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,277 INFO L899 garLoopResultBuilder]: For program point L40-1(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,278 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,279 INFO L899 garLoopResultBuilder]: For program point L39-33(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,279 INFO L899 garLoopResultBuilder]: For program point L40-2(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,279 INFO L899 garLoopResultBuilder]: For program point L39-34(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,279 INFO L895 garLoopResultBuilder]: At program point L40-3(line 40) the Hoare annotation is: (<= 0 ~counter~0) [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point L39-35(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point L40-4(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point L39-36(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point L39-37(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,280 INFO L899 garLoopResultBuilder]: For program point L39-38(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,281 INFO L899 garLoopResultBuilder]: For program point L39-39(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,281 INFO L899 garLoopResultBuilder]: For program point L39-40(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,281 INFO L895 garLoopResultBuilder]: At program point L39-41(line 39) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= |ULTIMATE.start_main_~k~0#1| 256))) (or (and (<= 0 ~counter~0) (= |ULTIMATE.start_main_~y~0#1| 0)) (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= |ULTIMATE.start_main_~c~0#1| 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= 9 (select |#length| 2)) (= |ULTIMATE.start_main_~x~0#1| 1) (= |ULTIMATE.start_main_~y~0#1| 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (<= 1 |ULTIMATE.start_main_~k~0#1|) (= (select |#valid| 2) 1) .cse1 (= (select .cse2 0) 48) (= (select .cse2 1) 0) (= ~counter~0 2))) (and (= ~counter~0 3) .cse0 (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 2) (<= 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 33) (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 32768)) .cse1))) [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point L39-42(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-24 23:53:00,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,283 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,284 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,285 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,285 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,285 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,285 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW(line 34) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point L28-1(line 28) no Hoare annotation was computed. [2023-11-24 23:53:00,288 INFO L899 garLoopResultBuilder]: For program point L28-2(line 28) no Hoare annotation was computed. [2023-11-24 23:53:00,289 INFO L899 garLoopResultBuilder]: For program point L28-3(lines 28 37) no Hoare annotation was computed. [2023-11-24 23:53:00,289 INFO L895 garLoopResultBuilder]: At program point L28-5(lines 28 37) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 32768))) (.cse2 (<= |ULTIMATE.start_main_~k~0#1| 256))) (or (and (= |ULTIMATE.start_main_~c~0#1| 0) .cse0 (= |ULTIMATE.start_main_~y~0#1| 0) (= ~counter~0 0) .cse1 .cse2 (= |ULTIMATE.start_main_~x~0#1| 0)) (and .cse0 (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 2) (<= 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 33) (<= 1 ~counter~0) (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 2) .cse1 .cse2 (<= ~counter~0 2)))) [2023-11-24 23:53:00,289 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,289 INFO L899 garLoopResultBuilder]: For program point L28-6(lines 28 37) no Hoare annotation was computed. [2023-11-24 23:53:00,290 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,290 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,291 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,291 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 28) no Hoare annotation was computed. [2023-11-24 23:53:00,292 INFO L899 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,292 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,292 INFO L899 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,293 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,293 INFO L899 garLoopResultBuilder]: For program point L29-2(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,293 INFO L899 garLoopResultBuilder]: For program point L29-3(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,293 INFO L899 garLoopResultBuilder]: For program point L29-4(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point L29-5(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point L29-6(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point L29-7(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point L29-8(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,294 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-9(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-10(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-11(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-12(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-13(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,295 INFO L899 garLoopResultBuilder]: For program point L29-14(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point L29-15(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point L29-16(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point L29-17(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point L29-18(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point L29-19(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,296 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point L29-20(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point L29-21(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point L29-22(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point L29-23(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point L29-24(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,297 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-25(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-26(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-27(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-28(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-29(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,298 INFO L899 garLoopResultBuilder]: For program point L29-30(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point L29-31(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point L29-32(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point L29-33(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point L29-34(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,299 INFO L899 garLoopResultBuilder]: For program point L29-35(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point L29-36(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point L29-37(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point L29-38(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point L29-39(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point L29-40(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,300 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,301 INFO L899 garLoopResultBuilder]: For program point L29-41(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,301 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,301 INFO L895 garLoopResultBuilder]: At program point L29-42(line 29) the Hoare annotation is: (let ((.cse11 (select |#memory_int| 1))) (let ((.cse0 (= (select |#length| 3) 12)) (.cse1 (<= 1 |#StackHeapBarrier|)) (.cse2 (= 2 (select |#length| 1))) (.cse3 (= (select |#valid| 3) 1)) (.cse4 (= 9 (select |#length| 2))) (.cse5 (= (select |#valid| 1) 1)) (.cse6 (= (select |#valid| 0) 0)) (.cse7 (= (select |#valid| 2) 1)) (.cse8 (<= |ULTIMATE.start_main_~k~0#1| 256)) (.cse9 (= (select .cse11 0) 48)) (.cse10 (= (select .cse11 1) 0))) (or (and (= |ULTIMATE.start_main_~c~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_main_~y~0#1| 0) .cse5 (<= 0 (+ |ULTIMATE.start_main_~k~0#1| 32768)) .cse6 .cse7 .cse8 .cse9 (= ~counter~0 1) (= |ULTIMATE.start_main_~x~0#1| 0) .cse10) (and .cse0 .cse1 (= |ULTIMATE.start_main_~c~0#1| 1) .cse2 .cse3 .cse4 (= |ULTIMATE.start_main_~x~0#1| 1) (= |ULTIMATE.start_main_~y~0#1| 1) .cse5 .cse6 (<= 1 |ULTIMATE.start_main_~k~0#1|) .cse7 .cse8 .cse9 .cse10 (= ~counter~0 2))))) [2023-11-24 23:53:00,301 INFO L899 garLoopResultBuilder]: For program point L29-43(lines 28 37) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,302 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,303 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,303 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,303 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,304 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,306 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,306 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2023-11-24 23:53:00,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) no Hoare annotation was computed. [2023-11-24 23:53:00,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point L34-1(line 34) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,310 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,310 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,310 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW(line 39) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L899 garLoopResultBuilder]: For program point L35-1(line 35) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 9 15) no Hoare annotation was computed. [2023-11-24 23:53:00,311 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: true [2023-11-24 23:53:00,315 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:53:00,318 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:53:00,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:53:00 BoogieIcfgContainer [2023-11-24 23:53:00,337 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:53:00,337 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:53:00,337 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:53:00,338 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:53:00,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:25" (3/4) ... [2023-11-24 23:53:00,340 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:53:00,344 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-24 23:53:00,352 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-24 23:53:00,353 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-24 23:53:00,354 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:53:00,355 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:53:00,470 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:53:00,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:53:00,471 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:53:00,472 INFO L158 Benchmark]: Toolchain (without parser) took 36191.18ms. Allocated memory was 161.5MB in the beginning and 453.0MB in the end (delta: 291.5MB). Free memory was 114.0MB in the beginning and 255.0MB in the end (delta: -141.0MB). Peak memory consumption was 151.1MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,472 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 161.5MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:53:00,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.51ms. Allocated memory is still 161.5MB. Free memory was 114.0MB in the beginning and 102.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.30ms. Allocated memory is still 161.5MB. Free memory was 102.8MB in the beginning and 100.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,473 INFO L158 Benchmark]: Boogie Preprocessor took 52.47ms. Allocated memory is still 161.5MB. Free memory was 100.1MB in the beginning and 99.3MB in the end (delta: 833.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,474 INFO L158 Benchmark]: RCFGBuilder took 994.71ms. Allocated memory is still 161.5MB. Free memory was 98.7MB in the beginning and 65.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,474 INFO L158 Benchmark]: TraceAbstraction took 34661.99ms. Allocated memory was 161.5MB in the beginning and 453.0MB in the end (delta: 291.5MB). Free memory was 64.3MB in the beginning and 261.3MB in the end (delta: -197.0MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,475 INFO L158 Benchmark]: Witness Printer took 133.95ms. Allocated memory is still 453.0MB. Free memory was 261.3MB in the beginning and 255.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:53:00,477 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 161.5MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.51ms. Allocated memory is still 161.5MB. Free memory was 114.0MB in the beginning and 102.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.30ms. Allocated memory is still 161.5MB. Free memory was 102.8MB in the beginning and 100.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.47ms. Allocated memory is still 161.5MB. Free memory was 100.1MB in the beginning and 99.3MB in the end (delta: 833.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 994.71ms. Allocated memory is still 161.5MB. Free memory was 98.7MB in the beginning and 65.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 34661.99ms. Allocated memory was 161.5MB in the beginning and 453.0MB in the end (delta: 291.5MB). Free memory was 64.3MB in the beginning and 261.3MB in the end (delta: -197.0MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. * Witness Printer took 133.95ms. Allocated memory is still 453.0MB. Free memory was 261.3MB in the beginning and 255.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 219 locations, 104 error locations. Started 1 CEGAR loops. OverallTime: 34.5s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1038 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1026 mSDsluCounter, 3607 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1847 mSDsCounter, 261 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3381 IncrementalHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 261 mSolverCounterUnsat, 1760 mSDtfsCounter, 3381 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 951 GetRequests, 754 SyntacticMatches, 143 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=348occurred in iteration=9, InterpolantAutomatonStates: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 137 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 15 PreInvPairs, 24 NumberOfFragments, 322 HoareAnnotationTreeSize, 15 FomulaSimplifications, 596 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 1333 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 615 NumberOfCodeBlocks, 615 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 776 ConstructedInterpolants, 0 QuantifiedInterpolants, 2312 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1005 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 0/14 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: OVERALL_TIME: 11.7s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 178, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 433, TOOLS_POST_TIME: 8.6s, TOOLS_POST_CALL_APPLICATIONS: 14, TOOLS_POST_CALL_TIME: 1.2s, TOOLS_POST_RETURN_APPLICATIONS: 12, TOOLS_POST_RETURN_TIME: 0.7s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 459, TOOLS_QUANTIFIERELIM_TIME: 10.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.2s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 636, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME: 0.4s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 178, DOMAIN_ISBOTTOM_TIME: 0.4s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 6.2s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 6.2s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 12, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.2s, DAG_COMPRESSION_PROCESSED_NODES: 10211, DAG_COMPRESSION_RETAINED_NODES: 510, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 104 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((c == 0) && (y == 0)) && (counter == 0)) && (0 <= (k + 32768))) && (k <= 256)) && (x == 0)) || ((((((((((0 <= x) && (y <= 2)) && (0 <= y)) && (x <= 33)) && (1 <= counter)) && (0 <= c)) && (c <= 2)) && (0 <= (k + 32768))) && (k <= 256)) && (counter <= 2))) RESULT: Ultimate proved your program to be correct! [2023-11-24 23:53:00,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6504a0b3-2766-4fae-ae76-0ecd6b640153/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE