./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/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_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi --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 870f3f117c59e986b23526e49a2d44ed8c8e543941d3d310e77e3939c7927e70 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:47,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:47,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:57:47,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:47,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:47,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:47,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:47,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:47,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:47,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:47,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:47,689 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:47,689 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:47,691 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:47,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:47,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:47,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:47,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:47,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:47,694 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:47,694 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:47,695 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:47,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:47,696 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:47,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:47,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:47,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:47,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:47,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:47,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:47,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:47,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:47,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:47,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:47,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:47,702 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_5a3acf93-9084-4963-92bc-ac6db50fbb4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 870f3f117c59e986b23526e49a2d44ed8c8e543941d3d310e77e3939c7927e70 [2023-11-24 22:57:48,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:48,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:48,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:48,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:48,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:48,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound50.c [2023-11-24 22:57:51,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:51,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:51,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound50.c [2023-11-24 22:57:51,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/data/a691446c1/52b2f3d280954e98aa357e133c106e95/FLAG34a1d46f5 [2023-11-24 22:57:51,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/data/a691446c1/52b2f3d280954e98aa357e133c106e95 [2023-11-24 22:57:51,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:51,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:51,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:51,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:51,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:51,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8649a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51, skipping insertion in model container [2023-11-24 22:57:51,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,565 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:51,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:51,749 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:51,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:51,786 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:51,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51 WrapperNode [2023-11-24 22:57:51,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:51,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:51,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:51,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:51,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,859 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-24 22:57:51,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:51,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:51,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:51,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:51,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:51,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:51,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:51,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:51,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:51,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:51,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:52,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a3acf93-9084-4963-92bc-ac6db50fbb4e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:52,147 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:52,149 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:52,671 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:52,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:52,710 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:57:52,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:52 BoogieIcfgContainer [2023-11-24 22:57:52,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:52,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:52,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:52,725 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:52,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:52" (1/1) ... [2023-11-24 22:57:52,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-24 22:57:52,794 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-24 22:57:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:57:52,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:52,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-24 22:57:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-24 22:57:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:53,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-24 22:57:53,238 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-24 22:57:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:53,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-24 22:57:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-24 22:57:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:53,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:53,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-24 22:57:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-24 22:57:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:53,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-24 22:57:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-24 22:57:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:53,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-24 22:57:53,912 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-24 22:57:53,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:57:53,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:53,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-24 22:57:54,472 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-24 22:57:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:57:54,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:54,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-24 22:57:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-24 22:57:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:57:54,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:54,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 154 states and 167 transitions. [2023-11-24 22:57:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-11-24 22:57:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:57:54,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:54,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2023-11-24 22:57:54,692 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-11-24 22:57:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:57:54,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:54,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 156 states and 169 transitions. [2023-11-24 22:57:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 169 transitions. [2023-11-24 22:57:54,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:57:54,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:54,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 163 states and 178 transitions. [2023-11-24 22:57:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 178 transitions. [2023-11-24 22:57:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:57:55,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:55,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:55,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:55,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 171 states and 188 transitions. [2023-11-24 22:57:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 188 transitions. [2023-11-24 22:57:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:57:55,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:55,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:55,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:55,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:56,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 174 states and 194 transitions. [2023-11-24 22:57:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 194 transitions. [2023-11-24 22:57:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:57:56,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:56,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:56,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:56,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 178 states and 200 transitions. [2023-11-24 22:57:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 200 transitions. [2023-11-24 22:57:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:57:56,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:56,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:56,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:56,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:56,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 177 states and 199 transitions. [2023-11-24 22:57:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 199 transitions. [2023-11-24 22:57:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:57:56,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:56,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:56,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:57,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 180 states and 202 transitions. [2023-11-24 22:57:57,029 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 202 transitions. [2023-11-24 22:57:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:57:57,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:57,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:57,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 181 states and 203 transitions. [2023-11-24 22:57:57,111 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 203 transitions. [2023-11-24 22:57:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:57:57,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:57,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:57,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 182 states and 204 transitions. [2023-11-24 22:57:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 204 transitions. [2023-11-24 22:57:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:57:57,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:57:57,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:57,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 190 states and 213 transitions. [2023-11-24 22:57:57,821 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 213 transitions. [2023-11-24 22:57:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:57:57,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:57,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 192 states and 216 transitions. [2023-11-24 22:57:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 216 transitions. [2023-11-24 22:57:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:57:58,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:58,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:58,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:58,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:58,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 191 states and 215 transitions. [2023-11-24 22:57:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 215 transitions. [2023-11-24 22:57:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:57:58,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:58,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:59,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:59,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 193 states and 217 transitions. [2023-11-24 22:57:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 217 transitions. [2023-11-24 22:57:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:57:59,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:57:59,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:59,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 197 states and 221 transitions. [2023-11-24 22:57:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 221 transitions. [2023-11-24 22:57:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:57:59,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:59,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 209 states and 234 transitions. [2023-11-24 22:58:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 234 transitions. [2023-11-24 22:58:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:58:00,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:00,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:00,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 213 states and 244 transitions. [2023-11-24 22:58:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 244 transitions. [2023-11-24 22:58:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:58:00,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:00,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:00,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:00,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 242 states and 281 transitions. [2023-11-24 22:58:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 281 transitions. [2023-11-24 22:58:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:58:01,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:01,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:01,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:01,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 243 states and 282 transitions. [2023-11-24 22:58:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 282 transitions. [2023-11-24 22:58:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:58:01,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:01,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:01,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:01,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:02,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-24 22:58:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-24 22:58:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:58:02,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:02,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:03,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:03,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:03,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 272 states and 319 transitions. [2023-11-24 22:58:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 319 transitions. [2023-11-24 22:58:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:58:03,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:03,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:03,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 275 states and 325 transitions. [2023-11-24 22:58:03,580 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 325 transitions. [2023-11-24 22:58:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:58:03,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:03,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:03,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 277 states and 327 transitions. [2023-11-24 22:58:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 327 transitions. [2023-11-24 22:58:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:58:04,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:04,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:04,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:04,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 281 states and 334 transitions. [2023-11-24 22:58:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 334 transitions. [2023-11-24 22:58:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:58:04,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:04,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:05,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:05,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 285 states and 338 transitions. [2023-11-24 22:58:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 338 transitions. [2023-11-24 22:58:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:58:06,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:06,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:06,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 284 states and 337 transitions. [2023-11-24 22:58:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 337 transitions. [2023-11-24 22:58:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:58:06,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:06,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:06,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:09,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 285 states and 339 transitions. [2023-11-24 22:58:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 339 transitions. [2023-11-24 22:58:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:58:09,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:09,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:09,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:58:09,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 291 states and 347 transitions. [2023-11-24 22:58:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 347 transitions. [2023-11-24 22:58:10,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:58:10,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:10,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:10,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:10,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 292 states and 349 transitions. [2023-11-24 22:58:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 349 transitions. [2023-11-24 22:58:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:58:11,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:11,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:11,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 294 states and 351 transitions. [2023-11-24 22:58:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 351 transitions. [2023-11-24 22:58:11,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:11,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:11,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:11,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 302 states and 364 transitions. [2023-11-24 22:58:13,340 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 364 transitions. [2023-11-24 22:58:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:58:13,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:13,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 312 states and 378 transitions. [2023-11-24 22:58:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 378 transitions. [2023-11-24 22:58:14,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:58:14,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:14,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:16,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:16,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 321 states and 392 transitions. [2023-11-24 22:58:16,316 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 392 transitions. [2023-11-24 22:58:16,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:16,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:16,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:16,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:16,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:16,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:27,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 330 states and 408 transitions. [2023-11-24 22:58:27,800 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 408 transitions. [2023-11-24 22:58:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:27,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:27,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:27,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:27,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:27,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:27,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 329 states and 407 transitions. [2023-11-24 22:58:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 407 transitions. [2023-11-24 22:58:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:58:27,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:27,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:27,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:27,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 335 states and 415 transitions. [2023-11-24 22:58:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 415 transitions. [2023-11-24 22:58:35,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:35,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:58:35,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 374 states and 480 transitions. [2023-11-24 22:58:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 480 transitions. [2023-11-24 22:58:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:41,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,813 INFO L285 TraceCheckSpWp]: Computing forward predicates...