./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk --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 da898716740ad35966dda711f1bb2c8a4ed9a1f902850db9abe2ca7b7514eaea --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:25,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:25,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:52:25,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:52:25,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:52:25,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:25,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:25,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:25,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:25,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:25,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:25,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:25,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:25,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:52:25,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:25,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:25,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:25,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:25,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:25,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:25,334 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:25,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:25,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:25,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:25,335 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:25,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:25,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:25,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:25,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:25,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:25,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:25,338 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:52:25,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:52:25,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da898716740ad35966dda711f1bb2c8a4ed9a1f902850db9abe2ca7b7514eaea [2024-11-09 00:52:25,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:25,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:25,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:25,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:25,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:25,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c Unable to find full path for "g++" [2024-11-09 00:52:27,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:27,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:27,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c [2024-11-09 00:52:27,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/data/6f5977424/9a87c388d6514c909509211e6675e92b/FLAG4331d39f6 [2024-11-09 00:52:28,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/data/6f5977424/9a87c388d6514c909509211e6675e92b [2024-11-09 00:52:28,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:28,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:28,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:28,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:28,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:28,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68171241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28, skipping insertion in model container [2024-11-09 00:52:28,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,357 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:28,557 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_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c[546,559] [2024-11-09 00:52:28,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:28,589 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:28,601 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_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound100.c[546,559] [2024-11-09 00:52:28,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:28,624 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:28,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28 WrapperNode [2024-11-09 00:52:28,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:28,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:28,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:28,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:28,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,655 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2024-11-09 00:52:28,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:28,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:28,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:28,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:28,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:28,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:28,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:28,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:28,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:28,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:28,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:28,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:28,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d35c69-4228-4586-b4d4-e1f9a2a90cc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:52:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:52:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:52:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:52:28,808 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:28,810 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:28,959 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:28,959 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:28,991 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:28,991 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:52:28,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:28 BoogieIcfgContainer [2024-11-09 00:52:28,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:28,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:28,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:29,001 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:29,001 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:28" (1/1) ... [2024-11-09 00:52:29,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:52:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:52:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:52:29,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:29,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:52:29,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:29,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-09 00:52:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-09 00:52:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:52:29,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:29,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:29,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:29,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:52:29,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-11-09 00:52:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-09 00:52:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:52:29,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:29,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:52:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 36 transitions. [2024-11-09 00:52:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-09 00:52:30,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:52:30,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:30,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:52:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 37 transitions. [2024-11-09 00:52:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-11-09 00:52:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:52:32,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:32,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:32,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 00:52:32,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 50 transitions. [2024-11-09 00:52:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-09 00:52:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:52:35,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:35,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:52:35,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:52:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 57 transitions. [2024-11-09 00:52:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2024-11-09 00:52:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:52:38,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:38,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:52:38,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 00:52:49,894 WARN L286 SmtUtils]: Spent 10.32s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:53:05,417 WARN L286 SmtUtils]: Spent 13.68s 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) [2024-11-09 00:53:07,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:53:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 64 transitions. [2024-11-09 00:53:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2024-11-09 00:53:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:53:07,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:07,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:07,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:53:07,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:08,402 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 00:53:23,707 WARN L286 SmtUtils]: Spent 14.63s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:53:32,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:53:32,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:32,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 71 transitions. [2024-11-09 00:53:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 71 transitions. [2024-11-09 00:53:32,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:53:32,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:32,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:32,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 00:53:32,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 10 proven. 56 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 00:53:59,614 WARN L286 SmtUtils]: Spent 26.02s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:54:18,345 WARN L286 SmtUtils]: Spent 17.59s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:54:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 78 transitions. [2024-11-09 00:54:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-09 00:54:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 00:54:20,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:20,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:54:21,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 12 proven. 79 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-09 00:54:52,331 WARN L286 SmtUtils]: Spent 30.20s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:14,224 WARN L286 SmtUtils]: Spent 21.41s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 85 transitions. [2024-11-09 00:55:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2024-11-09 00:55:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 00:55:16,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:16,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:16,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-09 00:55:16,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 14 proven. 106 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-09 00:58:40,492 WARN L286 SmtUtils]: Spent 41.43s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:59:26,804 WARN L286 SmtUtils]: Spent 44.90s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:59:28,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:59:35,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:59:38,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:59:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 87 states and 140 transitions. [2024-11-09 00:59:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 140 transitions. [2024-11-09 00:59:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 00:59:38,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:59:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:38,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-09 00:59:38,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 36 proven. 138 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-09 01:00:40,820 WARN L286 SmtUtils]: Spent 57.46s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:02:01,826 WARN L286 SmtUtils]: Spent 1.11m on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:02:11,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 01:02:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 147 transitions. [2024-11-09 01:02:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2024-11-09 01:02:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-09 01:02:12,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-09 01:02:12,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 18 proven. 172 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-09 01:05:48,966 WARN L286 SmtUtils]: Spent 3.20m on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:06:38,611 WARN L286 SmtUtils]: Spent 36.20s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:07:00,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 01:07:01,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 01:07:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:07:01,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 95 states and 154 transitions. [2024-11-09 01:07:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 154 transitions. [2024-11-09 01:07:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-09 01:07:01,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:07:01,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:07:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:07:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:07:01,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-09 01:07:01,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:07:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 20 proven. 211 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked.