./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi --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 f50c7bc2857aa84cb02200a831151d15e1603828dabc8b6cfed5e5d60ae2ee71 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:24,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:24,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:15:24,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:24,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:24,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:24,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:24,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:24,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:24,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:24,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:24,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:24,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:24,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:24,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:24,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:24,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:24,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:24,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:24,400 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:24,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:24,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:24,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:24,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:24,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:24,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:24,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:24,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:24,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:24,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:24,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:24,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:24,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:24,407 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_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f50c7bc2857aa84cb02200a831151d15e1603828dabc8b6cfed5e5d60ae2ee71 [2023-11-24 22:15:24,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:24,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:24,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:24,677 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:24,677 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:24,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c [2023-11-24 22:15:27,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:28,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:28,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c [2023-11-24 22:15:28,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/data/399ce6254/1ddaf0a12b334a489dfe76c683a59d9b/FLAGf498c5435 [2023-11-24 22:15:28,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/data/399ce6254/1ddaf0a12b334a489dfe76c683a59d9b [2023-11-24 22:15:28,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:28,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:28,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:28,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:28,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a809e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28, skipping insertion in model container [2023-11-24 22:15:28,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:28,283 WARN L240 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_b5220046-8660-4455-ba55-4a6df87b6148/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c[588,601] [2023-11-24 22:15:28,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,316 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:28,326 WARN L240 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_b5220046-8660-4455-ba55-4a6df87b6148/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c[588,601] [2023-11-24 22:15:28,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,353 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:28,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28 WrapperNode [2023-11-24 22:15:28,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:28,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:28,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,393 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-24 22:15:28,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:28,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:28,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:28,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:28,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:28,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:28,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:28,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:28,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:28,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:28,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:28,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:15:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:15:28,603 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:28,606 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:28,857 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:28,885 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:28,885 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:15:28,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:28 BoogieIcfgContainer [2023-11-24 22:15:28,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:28,888 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:28,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:28,901 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:28,901 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2023-11-24 22:15:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2023-11-24 22:15:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:28,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:28,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2023-11-24 22:15:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2023-11-24 22:15:29,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:29,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:29,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-24 22:15:29,402 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-24 22:15:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:29,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:29,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:30,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 53 transitions. [2023-11-24 22:15:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2023-11-24 22:15:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:15:30,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:30,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:15:30,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:30,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:31,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2023-11-24 22:15:31,117 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2023-11-24 22:15:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:15:31,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:31,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:31,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:15:31,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:15:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2023-11-24 22:15:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2023-11-24 22:15:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:15:32,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:32,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:15:32,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:15:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 73 transitions. [2023-11-24 22:15:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2023-11-24 22:15:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:15:32,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:32,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:32,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:15:32,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:15:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 75 transitions. [2023-11-24 22:15:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2023-11-24 22:15:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:15:33,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:33,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:33,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:15:33,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-24 22:15:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 79 transitions. [2023-11-24 22:15:33,551 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2023-11-24 22:15:33,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:15:33,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:33,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:33,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:15:33,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-24 22:15:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 55 states and 124 transitions. [2023-11-24 22:15:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 124 transitions. [2023-11-24 22:15:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:15:35,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:35,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:15:35,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:36,081 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-24 22:15:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 58 states and 129 transitions. [2023-11-24 22:15:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 129 transitions. [2023-11-24 22:15:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:15:36,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:36,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:36,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:15:36,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:37,055 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-24 22:15:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 60 states and 139 transitions. [2023-11-24 22:15:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 139 transitions. [2023-11-24 22:15:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:15:37,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:37,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:15:37,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:37,878 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-24 22:15:39,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 64 states and 150 transitions. [2023-11-24 22:15:39,107 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 150 transitions. [2023-11-24 22:15:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:15:39,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:15:39,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-24 22:15:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 64 states and 149 transitions. [2023-11-24 22:15:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 149 transitions. [2023-11-24 22:15:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:15:39,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:39,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:39,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:15:39,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-24 22:15:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 67 states and 165 transitions. [2023-11-24 22:15:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 165 transitions. [2023-11-24 22:15:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:15:40,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:40,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:40,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:15:40,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-24 22:15:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 70 states and 178 transitions. [2023-11-24 22:15:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 178 transitions. [2023-11-24 22:15:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:15:41,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:41,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:41,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:15:41,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-24 22:15:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 68 states and 169 transitions. [2023-11-24 22:15:42,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 169 transitions. [2023-11-24 22:15:42,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:15:42,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:42,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:15:42,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-24 22:15:42,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:42,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 70 states and 177 transitions. [2023-11-24 22:15:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 177 transitions. [2023-11-24 22:15:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:15:42,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:42,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:42,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:15:42,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 15 proven. 28 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-24 22:15:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 71 states and 181 transitions. [2023-11-24 22:15:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 181 transitions. [2023-11-24 22:15:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:15:44,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:15:44,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 22:15:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 72 states and 183 transitions. [2023-11-24 22:15:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 183 transitions. [2023-11-24 22:15:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:15:44,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:44,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:44,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:15:44,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 17 proven. 32 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 22:15:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 73 states and 189 transitions. [2023-11-24 22:15:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 189 transitions. [2023-11-24 22:15:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:15:45,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:45,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:15:45,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-24 22:15:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 75 states and 195 transitions. [2023-11-24 22:15:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 195 transitions. [2023-11-24 22:15:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:15:48,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:48,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:48,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:15:48,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-24 22:15:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 75 states and 193 transitions. [2023-11-24 22:15:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 193 transitions. [2023-11-24 22:15:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:15:48,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:48,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:48,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:15:48,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 132 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-24 22:15:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 54 states and 148 transitions. [2023-11-24 22:15:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 148 transitions. [2023-11-24 22:15:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:15:52,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:52,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:52,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:15:52,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-24 22:15:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 51 states and 130 transitions. [2023-11-24 22:15:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 130 transitions. [2023-11-24 22:15:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:15:53,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:53,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:15:53,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:15:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-24 22:15:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 53 states and 142 transitions. [2023-11-24 22:15:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 142 transitions. [2023-11-24 22:15:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:15:57,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:57,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:57,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:15:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:57,373 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 26 iterations. [2023-11-24 22:15:57,426 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,429 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,431 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:15:57 ImpRootNode [2023-11-24 22:15:57,439 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:15:57,440 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:15:57,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:15:57,440 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:15:57,440 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:28" (3/4) ... [2023-11-24 22:15:57,441 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 22:15:57,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-24 22:15:57,513 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:15:57,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:15:57,514 INFO L158 Benchmark]: Toolchain (without parser) took 29402.69ms. Allocated memory was 155.2MB in the beginning and 299.9MB in the end (delta: 144.7MB). Free memory was 107.9MB in the beginning and 199.9MB in the end (delta: -92.0MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,514 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:57,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.38ms. Allocated memory is still 155.2MB. Free memory was 107.9MB in the beginning and 97.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.05ms. Allocated memory is still 155.2MB. Free memory was 96.5MB in the beginning and 95.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,516 INFO L158 Benchmark]: Boogie Preprocessor took 22.24ms. Allocated memory is still 155.2MB. Free memory was 95.3MB in the beginning and 94.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:57,516 INFO L158 Benchmark]: RCFGBuilder took 470.21ms. Allocated memory is still 155.2MB. Free memory was 94.0MB in the beginning and 81.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,517 INFO L158 Benchmark]: CodeCheck took 28550.58ms. Allocated memory was 155.2MB in the beginning and 299.9MB in the end (delta: 144.7MB). Free memory was 81.4MB in the beginning and 204.1MB in the end (delta: -122.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,517 INFO L158 Benchmark]: Witness Printer took 73.54ms. Allocated memory is still 299.9MB. Free memory was 204.1MB in the beginning and 199.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:15:57,520 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.4s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1817 SdHoareTripleChecker+Valid, 32.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 693 mSDsluCounter, 852 SdHoareTripleChecker+Invalid, 28.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 172 mSDsCounter, 3782 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12720 IncrementalHoareTripleChecker+Invalid, 16502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3782 mSolverCounterUnsat, 680 mSDtfsCounter, 12720 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9180 GetRequests, 8664 SyntacticMatches, 210 SemanticMatches, 306 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47154 ImplicationChecksByTransitivity, 19.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1037 NumberOfCodeBlocks, 1037 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 944 ConstructedInterpolants, 0 QuantifiedInterpolants, 3121 SizeOfPredicates, 53 NumberOfNonLiveVariables, 2579 ConjunctsInSsa, 368 ConjunctsInUnsatCore, 25 InterpolantComputations, 3 PerfectInterpolantSequences, 2077/2420 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] short a; [L25] long long n, x, y, z; [L26] a = __VERIFIER_nondet_ushort() [L28] n = 0 [L29] x = 0 [L30] y = 1 [L31] z = 6 VAL [a=2, counter=0, n=0, x=0, y=1, z=6] [L33] EXPR counter++ VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L33] COND TRUE counter++<2 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=2, counter=1, n=0, x=0, y=1, z=6] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=2, counter=1, n=1, x=1, y=7, z=12] [L33] EXPR counter++ VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L33] COND TRUE counter++<2 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=2, counter=2, n=1, x=1, y=7, z=12] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=2, counter=2, n=2, x=8, y=19, z=18] [L33] EXPR counter++ VAL [a=2, counter=3, n=2, x=8, y=19, z=18] [L33] COND FALSE !(counter++<2) [L48] CALL __VERIFIER_assert(z == 6*n + 6) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L48] RET __VERIFIER_assert(z == 6*n + 6) VAL [a=2, counter=3, n=2, x=8, y=19, z=18] [L49] CALL __VERIFIER_assert(6*a*x - x*z + 12*x == 0) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, cond=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.38ms. Allocated memory is still 155.2MB. Free memory was 107.9MB in the beginning and 97.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.05ms. Allocated memory is still 155.2MB. Free memory was 96.5MB in the beginning and 95.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.24ms. Allocated memory is still 155.2MB. Free memory was 95.3MB in the beginning and 94.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 470.21ms. Allocated memory is still 155.2MB. Free memory was 94.0MB in the beginning and 81.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 28550.58ms. Allocated memory was 155.2MB in the beginning and 299.9MB in the end (delta: 144.7MB). Free memory was 81.4MB in the beginning and 204.1MB in the end (delta: -122.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Witness Printer took 73.54ms. Allocated memory is still 299.9MB. Free memory was 204.1MB in the beginning and 199.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-24 22:15:57,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5220046-8660-4455-ba55-4a6df87b6148/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE