./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/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_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/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_3efb0eee-969e-4e61-b930-61c779b673e9/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 9f971bd1a6fba471cdece6d295ca31488341eb806ea8364f7549d05755c7a031 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:10,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:10,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:19:10,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:10,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:10,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:10,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:10,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:10,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:10,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:10,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:10,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:10,444 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:10,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:10,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:10,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:10,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:10,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:10,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:10,451 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:19:10,452 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:10,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:10,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:10,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:10,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:10,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:10,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:10,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:10,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:10,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:10,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:10,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:10,460 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:10,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:10,461 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:10,461 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_3efb0eee-969e-4e61-b930-61c779b673e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f971bd1a6fba471cdece6d295ca31488341eb806ea8364f7549d05755c7a031 [2023-11-24 22:19:10,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:10,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:10,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:10,818 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:10,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:10,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound10.c [2023-11-24 22:19:14,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:14,247 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:14,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound10.c [2023-11-24 22:19:14,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/data/5124117d4/b5d617b4c1544ff99436ff7e640b5d69/FLAGa289cf02b [2023-11-24 22:19:14,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/data/5124117d4/b5d617b4c1544ff99436ff7e640b5d69 [2023-11-24 22:19:14,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:14,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:14,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:14,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:14,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:14,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9d8461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14, skipping insertion in model container [2023-11-24 22:19:14,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,329 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:14,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:14,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:14,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:14,631 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:14,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14 WrapperNode [2023-11-24 22:19:14,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:14,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:14,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:14,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:14,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,697 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-24 22:19:14,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:14,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:14,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:14,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:14,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:14,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:14,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:14,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:14,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:14,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:14,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:14,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efb0eee-969e-4e61-b930-61c779b673e9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:19:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:19:14,908 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:14,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:15,227 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:15,265 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:15,265 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:19:15,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:15 BoogieIcfgContainer [2023-11-24 22:19:15,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:15,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:15,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:15,281 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:15,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2023-11-24 22:19:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-24 22:19:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:19:15,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:15,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:15,681 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 22:19:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-24 22:19:15,735 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-24 22:19:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:15,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:15,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:15,803 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 22:19:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2023-11-24 22:19:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2023-11-24 22:19:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:15,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:15,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:15,905 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 22:19:15,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:15,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2023-11-24 22:19:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-24 22:19:15,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:19:15,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:15,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:16,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:16,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:16,118 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 22:19:16,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2023-11-24 22:19:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2023-11-24 22:19:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:16,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:16,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:16,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:16,539 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 22:19:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-24 22:19:17,077 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-24 22:19:17,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:17,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:17,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:17,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:17,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:17,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 97 states and 122 transitions. [2023-11-24 22:19:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2023-11-24 22:19:17,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:17,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:17,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:17,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:17,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 107 states and 164 transitions. [2023-11-24 22:19:19,019 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 164 transitions. [2023-11-24 22:19:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:19,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:19:19,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 115 states and 180 transitions. [2023-11-24 22:19:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 180 transitions. [2023-11-24 22:19:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:20,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:20,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 126 states and 230 transitions. [2023-11-24 22:19:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 230 transitions. [2023-11-24 22:19:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:22,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:19:22,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 131 states and 242 transitions. [2023-11-24 22:19:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 242 transitions. [2023-11-24 22:19:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:22,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:22,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:19:23,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 256 transitions. [2023-11-24 22:19:23,911 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 256 transitions. [2023-11-24 22:19:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:19:23,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:19:23,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:25,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 149 states and 313 transitions. [2023-11-24 22:19:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 313 transitions. [2023-11-24 22:19:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:19:25,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:25,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:28,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 160 states and 338 transitions. [2023-11-24 22:19:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 338 transitions. [2023-11-24 22:19:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:19:28,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:28,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 172 states and 365 transitions. [2023-11-24 22:19:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 365 transitions. [2023-11-24 22:19:31,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:19:31,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:19:31,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:33,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:33,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 186 states and 433 transitions. [2023-11-24 22:19:33,806 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 433 transitions. [2023-11-24 22:19:33,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:33,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:33,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:33,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:19:33,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 199 states and 461 transitions. [2023-11-24 22:19:37,147 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 461 transitions. [2023-11-24 22:19:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:37,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:37,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:37,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:37,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 206 states and 472 transitions. [2023-11-24 22:19:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 472 transitions. [2023-11-24 22:19:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:19:39,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:19:39,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:42,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 214 states and 488 transitions. [2023-11-24 22:19:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 488 transitions. [2023-11-24 22:19:42,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:19:42,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:42,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:19:42,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 222 states and 511 transitions. [2023-11-24 22:19:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 511 transitions. [2023-11-24 22:19:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:19:44,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:19:44,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:19:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 232 states and 540 transitions. [2023-11-24 22:19:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 540 transitions. [2023-11-24 22:19:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:19:48,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:48,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:48,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:19:48,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:19:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 243 states and 570 transitions. [2023-11-24 22:19:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 570 transitions. [2023-11-24 22:19:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:19:52,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:19:52,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:19:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 254 states and 606 transitions. [2023-11-24 22:19:56,542 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 606 transitions. [2023-11-24 22:19:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:19:56,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:19:56,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:20:00,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 266 states and 648 transitions. [2023-11-24 22:20:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 648 transitions. [2023-11-24 22:20:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:20:00,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:00,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:20:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 273 states and 676 transitions. [2023-11-24 22:20:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 676 transitions. [2023-11-24 22:20:02,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:20:02,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:02,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.