./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eca9698a1815aa69bf5bb4e6a29e6765cf3c81610416c113408762dc59e2dc60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:59:54,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:59:54,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:59:54,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:59:54,578 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:59:54,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:59:54,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:59:54,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:59:54,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:59:54,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:59:54,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:59:54,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:59:54,602 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:59:54,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:59:54,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:59:54,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> eca9698a1815aa69bf5bb4e6a29e6765cf3c81610416c113408762dc59e2dc60 [2024-12-06 05:59:54,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:59:54,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:59:54,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:59:54,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:59:54,883 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:59:54,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_valuebound100.c [2024-12-06 05:59:57,532 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/data/57c6ea4af/93b76564801a41a69e19c2025efa257c/FLAGe25570159 [2024-12-06 05:59:57,752 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:59:57,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/sv-benchmarks/c/nla-digbench-scaling/geo3-ll2_valuebound100.c [2024-12-06 05:59:57,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/data/57c6ea4af/93b76564801a41a69e19c2025efa257c/FLAGe25570159 [2024-12-06 05:59:58,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/data/57c6ea4af/93b76564801a41a69e19c2025efa257c [2024-12-06 05:59:58,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:59:58,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:59:58,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:59:58,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:59:58,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:59:58,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a0821d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58, skipping insertion in model container [2024-12-06 05:59:58,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:59:58,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:59:58,253 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:59:58,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:59:58,277 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:59:58,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58 WrapperNode [2024-12-06 05:59:58,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:59:58,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:59:58,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:59:58,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:59:58,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,302 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2024-12-06 05:59:58,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:59:58,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:59:58,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:59:58,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:59:58,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,312 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:59:58,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:59:58,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:59:58,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:59:58,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:59:58,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:59:58,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:59:58,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_993b1959-ca0a-4c78-9559-b4ea482d9c70/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:59:58,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:59:58,370 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:59:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:59:58,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:59:58,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:59:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:59:58,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:59:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:59:58,421 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:59:58,423 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:59:58,705 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-12-06 05:59:58,705 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:59:58,737 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:59:58,738 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:59:58,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:59:58 BoogieIcfgContainer [2024-12-06 05:59:58,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:59:58,739 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:59:58,739 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:59:58,748 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:59:58,748 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:59:58" (1/1) ... [2024-12-06 05:59:58,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:59:58,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2024-12-06 05:59:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2024-12-06 05:59:58,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:59:58,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:58,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:58,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:59:58,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:59:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 79 transitions. [2024-12-06 05:59:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-12-06 05:59:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:59:59,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:59,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:59,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:59:59,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:59:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 74 states and 78 transitions. [2024-12-06 05:59:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2024-12-06 05:59:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:59:59,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:59,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:59:59,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:59,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:59:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 79 transitions. [2024-12-06 05:59:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2024-12-06 05:59:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:59:59,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:59,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:59,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:59:59,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:59:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 82 transitions. [2024-12-06 05:59:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2024-12-06 05:59:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:59:59,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:59,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:59,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 06:00:00,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:00:00,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 84 transitions. [2024-12-06 06:00:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2024-12-06 06:00:00,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:00:00,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:00,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:00:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 87 transitions. [2024-12-06 06:00:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2024-12-06 06:00:00,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 06:00:00,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:00,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:00:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 85 states and 95 transitions. [2024-12-06 06:00:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2024-12-06 06:00:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:00:01,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:01,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:00:02,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 104 transitions. [2024-12-06 06:00:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2024-12-06 06:00:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:00:02,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:02,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:00:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:02,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:00:02,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:02,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:00:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 98 states and 116 transitions. [2024-12-06 06:00:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2024-12-06 06:00:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 06:00:05,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:05,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:00:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:05,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:00:05,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:00:21,527 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:02:18,691 WARN L286 SmtUtils]: Spent 38.29s on a formula simplification. DAG size of input: 29 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:02:23,900 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~a~0#1| 100) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 |c_ULTIMATE.start_main_~a~0#1|) (= |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~z~0#1| 100) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 0 |c_ULTIMATE.start_main_~z~0#1|))) is different from true [2024-12-06 06:02:25,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:02:31,794 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_ULTIMATE.start_main_~y~0#1| 1))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|) 9223372036854775808)) (<= 0 |c_ULTIMATE.start_main_~x~0#1|) .cse0 (<= |c_ULTIMATE.start_main_~x~0#1| 100) (not (and .cse0 (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse1) (<= .cse1 9223372036854775807)))))) (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= 0 (+ 9223372036854775808 .cse2)) (<= .cse2 |c_ULTIMATE.start_main_~az~0#1|)))) (<= |c_ULTIMATE.start_main_~z~0#1| 100) (<= |c_ULTIMATE.start_main_~a~0#1| |c_ULTIMATE.start_main_~x~0#1|) (<= 0 |c_ULTIMATE.start_main_~z~0#1|))) is different from false [2024-12-06 06:04:19,256 WARN L286 SmtUtils]: Spent 1.07m on a formula simplification. DAG size of input: 33 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:04:21,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:04:23,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:06:28,985 WARN L286 SmtUtils]: Spent 1.29m on a formula simplification. DAG size of input: 37 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:06:40,096 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|)) (.cse1 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372036854775807))) (and (<= |c_ULTIMATE.start_main_~x~0#1| (+ |c_ULTIMATE.start_main_~a~0#1| .cse0 9223372036854775808)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= .cse0 .cse1) (= |c_ULTIMATE.start_main_~y~0#1| 1) (<= 0 (+ .cse0 9223372036854775808)) (<= |c_ULTIMATE.start_main_~z~0#1| 100) (<= (+ |c_ULTIMATE.start_main_~a~0#1| .cse0) .cse1) (not (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse2) (<= .cse2 9223372036854775807))))) (<= 0 |c_ULTIMATE.start_main_~z~0#1|)))) is different from true [2024-12-06 06:06:42,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:08:03,501 WARN L286 SmtUtils]: Spent 42.17s on a formula simplification. DAG size of input: 30 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:10:35,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:10:38,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:11:32,873 WARN L286 SmtUtils]: Spent 16.73s on a formula simplification. DAG size of input: 29 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:14:18,005 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:14:23,054 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_ULTIMATE.start_main_~y~0#1| 1))) (and .cse0 (not (and .cse0 (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse1 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= |c_ULTIMATE.start_main_~az~0#1| .cse1) (<= .cse1 9223372036854775807)))))) (exists ((|ULTIMATE.start_main_~a~0#1| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse2 (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~z~0#1|))) (and (<= 0 (+ 9223372036854775808 .cse2)) (<= .cse2 |c_ULTIMATE.start_main_~az~0#1|)))) (<= (+ |c_ULTIMATE.start_main_~a~0#1| (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|)) (+ |c_ULTIMATE.start_main_~x~0#1| 9223372036854775807)))) is different from false