./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/relax-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/relax-2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56e9aa9f750ced23bf75100b2ff89e86c96f8abe4883dfab569153879bc59aef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:51:49,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:51:49,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:51:49,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:51:49,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:51:49,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:51:49,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:51:49,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:51:49,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:51:49,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:51:49,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:51:49,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:51:49,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:51:49,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:51:49,187 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:51:49,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:51:49,188 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:51:49,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:51:49,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:51:49,189 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:51:49,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:51:49,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:51:49,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:51:49,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:51:49,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:51:49,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:51:49,190 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:51:49,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:51:49,191 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_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3 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 ! call(reach_error())) ) 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 -> 56e9aa9f750ced23bf75100b2ff89e86c96f8abe4883dfab569153879bc59aef [2024-11-25 03:51:49,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:51:49,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:51:49,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:51:49,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:51:49,533 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:51:49,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/array-examples/relax-2-2.i [2024-11-25 03:51:53,026 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/data/89847f317/f1b04248de434eb7a1b4bfeb4ec6221b/FLAG0f38d79b3 [2024-11-25 03:51:53,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:51:53,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/sv-benchmarks/c/array-examples/relax-2-2.i [2024-11-25 03:51:53,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/data/89847f317/f1b04248de434eb7a1b4bfeb4ec6221b/FLAG0f38d79b3 [2024-11-25 03:51:53,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/data/89847f317/f1b04248de434eb7a1b4bfeb4ec6221b [2024-11-25 03:51:53,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:51:53,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:51:53,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:51:53,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:51:53,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:51:53,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:51:53" (1/1) ... [2024-11-25 03:51:53,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9161bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:53, skipping insertion in model container [2024-11-25 03:51:53,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:51:53" (1/1) ... [2024-11-25 03:51:53,665 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:51:53,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/sv-benchmarks/c/array-examples/relax-2-2.i[982,995] [2024-11-25 03:51:54,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:51:54,149 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:51:54,163 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/sv-benchmarks/c/array-examples/relax-2-2.i[982,995] [2024-11-25 03:51:54,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:51:54,243 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:51:54,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54 WrapperNode [2024-11-25 03:51:54,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:51:54,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:51:54,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:51:54,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:51:54,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,306 INFO L138 Inliner]: procedures = 120, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 135 [2024-11-25 03:51:54,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:51:54,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:51:54,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:51:54,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:51:54,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,342 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:51:54,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:51:54,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:51:54,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:51:54,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:51:54" (1/1) ... [2024-11-25 03:51:54,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:51:54,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:51:54,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:51:54,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5337a1-f96b-47c6-80fb-155b2b8ba15d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:51:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:51:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:51:54,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:51:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:51:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:51:54,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:51:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 03:51:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:51:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:51:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:51:54,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:51:54,604 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:51:54,606 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:51:55,050 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-25 03:51:55,050 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:51:55,206 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:51:55,207 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-25 03:51:55,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:51:55 BoogieIcfgContainer [2024-11-25 03:51:55,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:51:55,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:51:55,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:51:55,222 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:51:55,222 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:51:55" (1/1) ... [2024-11-25 03:51:55,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:51:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:51:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2024-11-25 03:51:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-11-25 03:51:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:51:55,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:51:55,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:51:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:51:55,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:51:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:51:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2024-11-25 03:51:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2024-11-25 03:51:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 03:51:56,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:51:56,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:51:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:51:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:51:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:51:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2024-11-25 03:51:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2024-11-25 03:51:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:51:57,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:51:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:51:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:51:57,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:51:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:51:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 94 transitions. [2024-11-25 03:51:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2024-11-25 03:51:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 03:51:59,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:51:59,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:51:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:51:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:51:59,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:51:59,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 93 transitions. [2024-11-25 03:51:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2024-11-25 03:51:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:51:59,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:51:59,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:51:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:52:03,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:52:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 107 transitions. [2024-11-25 03:52:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 107 transitions. [2024-11-25 03:52:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:52:03,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:52:03,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:52:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:52:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:52:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 61 states and 114 transitions. [2024-11-25 03:52:05,870 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2024-11-25 03:52:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:52:05,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:52:05,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:52:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:52:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:52:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 117 transitions. [2024-11-25 03:52:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2024-11-25 03:52:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 03:52:08,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:52:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:52:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:52:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:52:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 119 transitions. [2024-11-25 03:52:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2024-11-25 03:52:10,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:52:10,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:52:10,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:52:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:52:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:52:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 126 transitions. [2024-11-25 03:52:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2024-11-25 03:52:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:52:18,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:52:18,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:52:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:52:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:53:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 133 transitions. [2024-11-25 03:53:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-11-25 03:53:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:06,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:53:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 69 states and 137 transitions. [2024-11-25 03:53:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2024-11-25 03:53:09,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:09,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:09,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:53:29,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 139 transitions. [2024-11-25 03:53:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 139 transitions. [2024-11-25 03:53:29,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:29,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:29,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:53:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:33,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 141 transitions. [2024-11-25 03:53:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2024-11-25 03:53:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:33,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:33,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:53:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 150 transitions. [2024-11-25 03:53:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2024-11-25 03:53:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:41,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:41,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:53:43,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 149 transitions. [2024-11-25 03:53:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2024-11-25 03:53:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:43,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:44,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:53:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 151 transitions. [2024-11-25 03:53:47,074 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2024-11-25 03:53:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:53:47,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:47,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:53:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 154 transitions. [2024-11-25 03:53:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2024-11-25 03:53:47,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:53:47,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:47,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:54:09,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:54:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:40,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 81 states and 161 transitions. [2024-11-25 03:54:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2024-11-25 03:54:40,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:54:40,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:40,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:55:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 82 states and 166 transitions. [2024-11-25 03:55:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 166 transitions. [2024-11-25 03:55:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:55:22,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:22,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:55:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:56:31,188 WARN L286 SmtUtils]: Spent 10.60s on a formula simplification. DAG size of input: 58 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:57:23,134 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:57:34,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:57:44,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:57:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 83 states and 169 transitions. [2024-11-25 03:57:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 169 transitions. [2024-11-25 03:57:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:57:55,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:58:47,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.59s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:58:57,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:59:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 87 states and 179 transitions. [2024-11-25 03:59:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 179 transitions. [2024-11-25 03:59:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:59:01,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:01,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:05,550 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:59:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 89 states and 184 transitions. [2024-11-25 03:59:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 184 transitions. [2024-11-25 03:59:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:59:38,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:38,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:59:38,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:38,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 90 states and 185 transitions. [2024-11-25 03:59:38,653 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 185 transitions. [2024-11-25 03:59:38,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 03:59:38,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:59:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:38,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 92 states and 187 transitions. [2024-11-25 03:59:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 187 transitions. [2024-11-25 03:59:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:59:38,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:02:43,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:02:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 95 states and 200 transitions. [2024-11-25 04:02:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 200 transitions. [2024-11-25 04:02:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:02:44,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:44,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:03:51,480 WARN L286 SmtUtils]: Spent 21.36s on a formula simplification. DAG size of input: 77 DAG size of output: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:04:39,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:04:44,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 99 states and 213 transitions. [2024-11-25 04:04:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 213 transitions. [2024-11-25 04:04:44,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:04:44,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:44,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:06:34,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.36s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:06:44,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:06:57,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []