./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-fpi/condn.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/condn.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV --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 d395fadb914a95d9511046d910130b84077290c26c4e0d02bd3863b898526b50 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:35,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:35,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:35,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:35,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:35,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:35,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:35,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:35,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:35,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:35,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:35,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:35,331 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:35,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:35,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:35,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:35,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:35,335 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:35,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:35,336 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:35,336 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:35,337 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:35,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:35,338 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:35,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:35,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:35,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:35,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:35,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:35,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:35,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:35,343 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:35,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:35,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:35,344 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_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d395fadb914a95d9511046d910130b84077290c26c4e0d02bd3863b898526b50 [2023-11-11 23:53:35,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:35,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:35,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:35,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:35,717 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:35,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-fpi/condn.c [2023-11-11 23:53:39,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:39,283 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:39,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/sv-benchmarks/c/array-fpi/condn.c [2023-11-11 23:53:39,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/data/7e441aa4a/38ef524d4eee498f828e87a8306a9dac/FLAG6e68c9880 [2023-11-11 23:53:39,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/data/7e441aa4a/38ef524d4eee498f828e87a8306a9dac [2023-11-11 23:53:39,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:39,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:39,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:39,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:39,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:39,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189eec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39, skipping insertion in model container [2023-11-11 23:53:39,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,360 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:39,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:39,553 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:39,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:39,587 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:39,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39 WrapperNode [2023-11-11 23:53:39,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:39,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:39,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:39,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:39,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,626 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 86 [2023-11-11 23:53:39,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:39,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:39,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:39,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:39,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,646 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:39,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:39,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:39,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:39,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:39,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:39,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:39,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317b30f4-a7cc-46c6-958b-8aea7de8ed4b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:53:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:53:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:53:39,800 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:39,802 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:39,986 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:40,104 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:40,104 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:53:40,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:40 BoogieIcfgContainer [2023-11-11 23:53:40,107 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:40,108 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:40,108 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:40,117 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:40,118 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:40" (1/1) ... [2023-11-11 23:53:40,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:40,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:53:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:53:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:53:40,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:40,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-11 23:53:40,652 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:53:40,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:40,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:40,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:40,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:40,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-11 23:53:40,785 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-11 23:53:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:40,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:40,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:40,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:40,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-11 23:53:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-11 23:53:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:40,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:40,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:41,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-11 23:53:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-11 23:53:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:41,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:41,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-11 23:53:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-11 23:53:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:41,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:41,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-11 23:53:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-11 23:53:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:41,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:41,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:42,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2023-11-11 23:53:42,057 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2023-11-11 23:53:42,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:42,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:42,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2023-11-11 23:53:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2023-11-11 23:53:42,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:42,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:42,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-11 23:53:42,317 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-11 23:53:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:42,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-11 23:53:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-11 23:53:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:42,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:42,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2023-11-11 23:53:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2023-11-11 23:53:42,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:42,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-11 23:53:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-11 23:53:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:43,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:43,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:43,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:43,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2023-11-11 23:53:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2023-11-11 23:53:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:43,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:43,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2023-11-11 23:53:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-11-11 23:53:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:53:43,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:43,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2023-11-11 23:53:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2023-11-11 23:53:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:43,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:43,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:44,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2023-11-11 23:53:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2023-11-11 23:53:44,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:44,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:44,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2023-11-11 23:53:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2023-11-11 23:53:45,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:45,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2023-11-11 23:53:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2023-11-11 23:53:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:53:45,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2023-11-11 23:53:45,888 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-11 23:53:45,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:45,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,083 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2023-11-11 23:53:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-11 23:53:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:46,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2023-11-11 23:53:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2023-11-11 23:53:46,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:46,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:47,020 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2023-11-11 23:53:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2023-11-11 23:53:48,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:48,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-11 23:53:48,938 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-11 23:53:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:48,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:49,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:49,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2023-11-11 23:53:49,559 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2023-11-11 23:53:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:49,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:49,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:53:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:50,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2023-11-11 23:53:50,205 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2023-11-11 23:53:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:50,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:50,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:50,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2023-11-11 23:53:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2023-11-11 23:53:50,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:50,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:50,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:51,437 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 80 states and 115 transitions. [2023-11-11 23:53:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 115 transitions. [2023-11-11 23:53:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:53,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:53,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:53:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2023-11-11 23:53:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2023-11-11 23:53:53,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:53:53,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:53,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:54,247 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 85 states and 118 transitions. [2023-11-11 23:53:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 118 transitions. [2023-11-11 23:53:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:55,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:55,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 88 states and 126 transitions. [2023-11-11 23:53:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2023-11-11 23:53:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:56,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:53:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 91 states and 131 transitions. [2023-11-11 23:53:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2023-11-11 23:53:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:53:57,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:57,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 94 states and 139 transitions. [2023-11-11 23:53:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 139 transitions. [2023-11-11 23:53:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:58,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:58,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:02,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:02,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 106 states and 155 transitions. [2023-11-11 23:54:02,087 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2023-11-11 23:54:02,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:54:02,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:02,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:54:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:02,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 109 states and 159 transitions. [2023-11-11 23:54:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 159 transitions. [2023-11-11 23:54:02,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:54:02,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:02,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 112 states and 168 transitions. [2023-11-11 23:54:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 168 transitions. [2023-11-11 23:54:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:54:04,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:54:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 115 states and 173 transitions. [2023-11-11 23:54:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 173 transitions. [2023-11-11 23:54:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:54:05,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:05,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:54:05,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 118 states and 177 transitions. [2023-11-11 23:54:05,701 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2023-11-11 23:54:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:54:05,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:05,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:06,151 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2023-11-11 23:54:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2023-11-11 23:54:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:54:06,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 32 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:12,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 136 states and 206 transitions. [2023-11-11 23:54:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 206 transitions. [2023-11-11 23:54:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:54:12,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:12,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:13,216 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:54:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 146 states and 218 transitions. [2023-11-11 23:54:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2023-11-11 23:54:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:54:15,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 149 states and 228 transitions. [2023-11-11 23:54:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 228 transitions. [2023-11-11 23:54:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:54:17,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:54:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 152 states and 234 transitions. [2023-11-11 23:54:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 234 transitions. [2023-11-11 23:54:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:54:18,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 155 states and 244 transitions. [2023-11-11 23:54:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 244 transitions. [2023-11-11 23:54:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:54:19,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 47 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 173 states and 268 transitions. [2023-11-11 23:54:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 268 transitions. [2023-11-11 23:54:27,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:54:27,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.