./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/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_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/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_26cc44c4-3348-4017-9ee0-3f88007009bc/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:08,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:08,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:05:08,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:08,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:08,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:08,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:08,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:08,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:08,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:08,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:08,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:08,353 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:08,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:08,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:08,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:08,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:08,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:08,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:08,358 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:08,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:08,359 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:08,360 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:08,360 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:08,361 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:08,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:08,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:08,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:08,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:08,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:08,364 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:08,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:08,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:08,365 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_26cc44c4-3348-4017-9ee0-3f88007009bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2023-11-24 23:05:08,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:08,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:08,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:08,765 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:08,766 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:08,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-24 23:05:11,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:12,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:12,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-24 23:05:12,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/264146374/c7474e6869d6459bbd4a0bc31db0d9e8/FLAGad033141c [2023-11-24 23:05:12,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/264146374/c7474e6869d6459bbd4a0bc31db0d9e8 [2023-11-24 23:05:12,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:12,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:12,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:12,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:12,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:12,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6694c4bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12, skipping insertion in model container [2023-11-24 23:05:12,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:12,462 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_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-11-24 23:05:12,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:12,494 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:12,506 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_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-11-24 23:05:12,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:12,528 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:12,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12 WrapperNode [2023-11-24 23:05:12,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:12,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:12,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:12,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:12,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,566 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-11-24 23:05:12,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:12,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:12,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:12,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:12,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:12,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:12,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:12,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:12,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:12" (1/1) ... [2023-11-24 23:05:12,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:12,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:12,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:12,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:05:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:05:12,756 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:12,759 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:12,969 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:13,002 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:13,002 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:05:13,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:13 BoogieIcfgContainer [2023-11-24 23:05:13,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:13,005 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:13,006 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:13,014 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:13,014 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:13" (1/1) ... [2023-11-24 23:05:13,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-24 23:05:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-24 23:05:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:13,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:13,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:13,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:13,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:13,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:13,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:13,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:13,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:13,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:13,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:13,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,151 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,580 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:14,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,117 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,132 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:15,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:15,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:15,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,306 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:16,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:16,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:16,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:16,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:16,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,112 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,579 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,658 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,765 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,988 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:17,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,164 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2023-11-24 23:05:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2023-11-24 23:05:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:18,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:05:19,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:19,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2023-11-24 23:05:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2023-11-24 23:05:19,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:19,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:19,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:05:29,243 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:05:29,247 INFO L158 Benchmark]: Toolchain (without parser) took 16987.91ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 101.8MB in the beginning and 112.3MB in the end (delta: -10.5MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-24 23:05:29,248 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:29,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.67ms. Allocated memory is still 134.2MB. Free memory was 101.3MB in the beginning and 90.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:05:29,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.03ms. Allocated memory is still 134.2MB. Free memory was 90.4MB in the beginning and 89.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:29,249 INFO L158 Benchmark]: Boogie Preprocessor took 32.94ms. Allocated memory is still 134.2MB. Free memory was 89.0MB in the beginning and 87.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:29,250 INFO L158 Benchmark]: RCFGBuilder took 403.77ms. Allocated memory is still 134.2MB. Free memory was 87.8MB in the beginning and 74.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:05:29,250 INFO L158 Benchmark]: CodeCheck took 16240.20ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 74.8MB in the beginning and 112.3MB in the end (delta: -37.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:29,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.67ms. Allocated memory is still 134.2MB. Free memory was 101.3MB in the beginning and 90.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.03ms. Allocated memory is still 134.2MB. Free memory was 90.4MB in the beginning and 89.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.94ms. Allocated memory is still 134.2MB. Free memory was 89.0MB in the beginning and 87.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.77ms. Allocated memory is still 134.2MB. Free memory was 87.8MB in the beginning and 74.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16240.20ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 74.8MB in the beginning and 112.3MB in the end (delta: -37.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:29,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/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_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:31,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:32,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:05:32,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:32,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:32,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:32,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:32,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:32,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:32,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:32,193 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:32,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:32,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:32,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:32,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:32,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:32,198 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:05:32,198 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:05:32,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:05:32,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:32,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:32,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:32,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:32,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:32,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:32,203 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:32,204 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:32,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:32,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:32,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:32,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:32,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:32,207 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:05:32,208 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:32,208 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:32,209 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:05:32,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:32,209 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_26cc44c4-3348-4017-9ee0-3f88007009bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2023-11-24 23:05:32,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:32,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:32,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:32,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:32,649 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:32,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-24 23:05:35,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:35,981 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:35,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2023-11-24 23:05:35,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/eacff5bda/c712f3f7eb3a4f0aa671851736d5cb12/FLAG7949d6e37 [2023-11-24 23:05:36,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/data/eacff5bda/c712f3f7eb3a4f0aa671851736d5cb12 [2023-11-24 23:05:36,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:36,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:36,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:36,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:36,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:36,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a1b922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36, skipping insertion in model container [2023-11-24 23:05:36,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,048 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:36,217 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_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-11-24 23:05:36,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:36,252 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:36,268 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_26cc44c4-3348-4017-9ee0-3f88007009bc/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2023-11-24 23:05:36,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:36,295 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:36,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36 WrapperNode [2023-11-24 23:05:36,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:36,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:36,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:36,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:36,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,356 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-11-24 23:05:36,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:36,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:36,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:36,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:36,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:36,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:36,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:36,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:36,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:36,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:36,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:36,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:05:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:05:36,503 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:05:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:36,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:05:36,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:05:36,583 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:36,585 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:36,792 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:36,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:36,857 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:05:36,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:36 BoogieIcfgContainer [2023-11-24 23:05:36,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:36,869 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:36,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:36,882 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:36,882 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:36" (1/1) ... [2023-11-24 23:05:36,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-24 23:05:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-24 23:05:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:36,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:36,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:05:37,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:05:37,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:05:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,252 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:05:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:05:47,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:05:47,447 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:05:47,451 INFO L158 Benchmark]: Toolchain (without parser) took 11438.89ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 56.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,452 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:47,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.04ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 58.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.05ms. Allocated memory is still 94.4MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,455 INFO L158 Benchmark]: Boogie Preprocessor took 62.34ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 56.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,456 INFO L158 Benchmark]: RCFGBuilder took 446.58ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 67.1MB in the end (delta: -11.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,457 INFO L158 Benchmark]: CodeCheck took 10580.72ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 56.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:05:47,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.04ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 58.9MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.05ms. Allocated memory is still 94.4MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.34ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 56.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.58ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 67.1MB in the end (delta: -11.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 10580.72ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 56.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:47,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26cc44c4-3348-4017-9ee0-3f88007009bc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown