./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:43,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:43,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:07:43,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:07:43,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:07:43,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:43,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:43,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:43,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:43,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:43,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:43,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:43,948 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:43,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:07:43,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:43,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:43,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:43,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:43,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:43,958 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:43,959 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:43,960 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:43,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:43,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:43,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:43,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:43,963 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:43,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:43,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:43,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:43,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:43,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:43,966 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:07:43,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:07:43,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:43,967 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_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-23 20:07:44,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:44,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:44,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:44,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:44,364 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:44,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2023-11-23 20:07:48,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:48,271 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:48,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2023-11-23 20:07:48,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/data/e7f01a61c/74dc397f649a47d29a8551a76f922809/FLAGded6191f9 [2023-11-23 20:07:48,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/data/e7f01a61c/74dc397f649a47d29a8551a76f922809 [2023-11-23 20:07:48,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:48,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:48,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:48,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:48,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:48,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce508ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48, skipping insertion in model container [2023-11-23 20:07:48,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:48,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:48,560 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:48,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:48,594 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:48,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48 WrapperNode [2023-11-23 20:07:48,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:48,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:48,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:48,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:48,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,646 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-23 20:07:48,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:48,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:48,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:48,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:48,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,672 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:48,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:48,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:48,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:48,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:48,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:48,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:48,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a355ed8-7f15-4c82-94c8-31a59796fd30/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:07:48,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:07:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:07:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:48,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:07:48,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:07:48,866 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:48,869 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:49,240 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:49,307 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:49,308 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:07:49,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:49 BoogieIcfgContainer [2023-11-23 20:07:49,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:49,311 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:49,311 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:49,320 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:49,320 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:49" (1/1) ... [2023-11-23 20:07:49,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:07:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-23 20:07:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-23 20:07:49,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:07:49,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:49,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:07:49,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-23 20:07:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-23 20:07:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:07:49,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:49,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:49,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-23 20:07:49,729 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-23 20:07:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:07:49,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:49,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:49,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-23 20:07:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-23 20:07:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:07:49,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:49,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:49,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:49,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:49,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-23 20:07:50,047 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-23 20:07:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:07:50,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:50,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:50,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:50,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-23 20:07:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-23 20:07:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:07:50,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:50,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:50,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:50,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-23 20:07:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-23 20:07:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:07:51,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:51,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:51,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:07:51,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-23 20:07:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-23 20:07:51,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:51,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:51,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:51,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:51,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-23 20:07:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-23 20:07:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:52,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:52,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:52,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:52,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:52,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-23 20:07:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-23 20:07:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:07:52,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:52,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:52,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:52,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-23 20:07:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-23 20:07:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:07:52,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:52,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:52,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:52,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:52,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-23 20:07:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-23 20:07:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:07:52,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:52,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:52,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:52,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-23 20:07:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-23 20:07:53,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:07:53,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:53,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:53,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:53,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:53,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-23 20:07:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-23 20:07:53,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:07:53,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:53,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:53,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:53,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-23 20:07:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-23 20:07:55,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:07:55,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:55,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:55,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:55,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-23 20:07:55,907 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-23 20:07:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:07:55,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:55,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:55,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:55,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-23 20:07:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-23 20:07:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:07:56,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:56,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:07:56,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:07:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-23 20:07:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-23 20:07:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:07:57,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:57,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:57,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:07:57,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:07:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-23 20:07:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-23 20:07:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:07:59,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:59,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:07:59,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:07:59,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-23 20:07:59,536 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-23 20:07:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:07:59,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:59,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:59,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:07:59,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:07:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:00,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:00,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-23 20:08:00,836 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-23 20:08:00,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:08:00,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:00,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:00,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:00,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-23 20:08:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-23 20:08:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:08:01,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:01,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:01,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:01,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-23 20:08:02,354 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-23 20:08:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:08:02,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:02,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:02,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:02,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:05,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-23 20:08:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-23 20:08:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:08:05,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:05,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:05,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:05,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-23 20:08:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-23 20:08:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:08:07,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:07,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:07,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:07,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-23 20:08:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-23 20:08:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:08:08,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:08,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:08,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:08,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:10,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:10,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-23 20:08:10,774 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-23 20:08:10,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:08:10,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:10,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:10,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-23 20:08:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-23 20:08:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:08:11,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:11,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:12,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:12,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-23 20:08:14,235 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-23 20:08:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:08:14,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:14,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:14,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:14,275 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-23 20:08:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-23 20:08:14,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:08:14,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:14,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:14,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-23 20:08:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-23 20:08:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:08:16,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:08:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-23 20:08:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-23 20:08:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:08:19,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:19,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:19,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:20,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-23 20:08:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-23 20:08:20,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:08:20,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:20,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:20,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:20,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-23 20:08:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-23 20:08:21,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:08:21,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:21,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:21,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:08:21,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-23 20:08:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-23 20:08:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:23,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:23,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:23,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:23,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:23,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:23,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-23 20:08:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-23 20:08:23,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:23,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:23,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:23,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:23,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:24,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 226 states and 346 transitions. [2023-11-23 20:08:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 346 transitions. [2023-11-23 20:08:24,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:24,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:24,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:24,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:24,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:08:25,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 347 transitions. [2023-11-23 20:08:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2023-11-23 20:08:25,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:25,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:25,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:25,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:25,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:08:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 348 transitions. [2023-11-23 20:08:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 348 transitions. [2023-11-23 20:08:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:25,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:25,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:25,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:08:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 351 transitions. [2023-11-23 20:08:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 351 transitions. [2023-11-23 20:08:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:26,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:26,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:26,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:26,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-23 20:08:27,415 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-23 20:08:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:08:27,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:27,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:27,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:27,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 232 states and 353 transitions. [2023-11-23 20:08:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 353 transitions. [2023-11-23 20:08:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:08:28,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:28,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:28,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:28,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:29,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 238 states and 370 transitions. [2023-11-23 20:08:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-23 20:08:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:08:29,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:29,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:29,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:29,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:29,940 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:08:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 238 states and 369 transitions. [2023-11-23 20:08:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2023-11-23 20:08:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:08:31,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:31,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:31,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:31,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:08:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 239 states and 370 transitions. [2023-11-23 20:08:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 370 transitions. [2023-11-23 20:08:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:08:32,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:32,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:33,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 237 states and 364 transitions. [2023-11-23 20:08:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 364 transitions. [2023-11-23 20:08:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:08:33,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:33,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:33,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:33,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:08:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 242 states and 373 transitions. [2023-11-23 20:08:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-23 20:08:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:08:35,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:35,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:35,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:35,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:08:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 242 states and 372 transitions. [2023-11-23 20:08:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2023-11-23 20:08:38,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:08:38,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:38,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:38,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:38,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:38,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:08:38,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 243 states and 373 transitions. [2023-11-23 20:08:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 373 transitions. [2023-11-23 20:08:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:08:38,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:38,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:39,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:39,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.