./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/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_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/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 64bit --witnessprinter.graph.data.programhash e757bed859e5dfb8bc677e07409ebb4da6a15dd0898403a302646229a6409be5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:48,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:48,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:12:48,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:48,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:48,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:48,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:48,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:48,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:48,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:48,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:48,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:48,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:48,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:48,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:48,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:48,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:48,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:48,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:48,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:48,945 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:48,946 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:48,946 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:48,947 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:48,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:48,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:48,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:48,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:48,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:48,950 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:48,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:48,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:48,952 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_88a12794-1d53-4642-8ec2-fc10c9ea5797/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e757bed859e5dfb8bc677e07409ebb4da6a15dd0898403a302646229a6409be5 [2023-11-24 22:12:49,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:49,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:49,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:49,262 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:49,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:49,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c [2023-11-24 22:12:52,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:52,524 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:52,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/sv-benchmarks/c/termination-crafted/NestedRecursion_2c.c [2023-11-24 22:12:52,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/data/ba3c5acf0/b35b279425bb4a918d0451440673c8e7/FLAG832240293 [2023-11-24 22:12:52,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/data/ba3c5acf0/b35b279425bb4a918d0451440673c8e7 [2023-11-24 22:12:52,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:52,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:52,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:52,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:52,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:52,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bd5205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52, skipping insertion in model container [2023-11-24 22:12:52,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:52,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:52,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:52,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:52,756 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:52,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52 WrapperNode [2023-11-24 22:12:52,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:52,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:52,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:52,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:52,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,792 INFO L138 Inliner]: procedures = 5, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2023-11-24 22:12:52,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:52,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:52,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:52,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:52,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:52,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:52,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:52,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:52,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:52" (1/1) ... [2023-11-24 22:12:52,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:52,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:52,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:52,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a12794-1d53-4642-8ec2-fc10c9ea5797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure g [2023-11-24 22:12:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2023-11-24 22:12:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:52,954 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:52,956 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:53,068 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:53,086 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:53,086 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:12:53,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:53 BoogieIcfgContainer [2023-11-24 22:12:53,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:53,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:53,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:53,098 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:53,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:53" (1/1) ... [2023-11-24 22:12:53,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-24 22:12:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-24 22:12:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:53,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:53,380 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 22:12:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 30 transitions. [2023-11-24 22:12:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-24 22:12:53,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:53,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:53,638 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 22:12:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 36 transitions. [2023-11-24 22:12:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-24 22:12:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:12:53,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 42 transitions. [2023-11-24 22:12:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-24 22:12:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:12:54,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 44 transitions. [2023-11-24 22:12:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-24 22:12:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:54,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,520 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 22:12:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 52 transitions. [2023-11-24 22:12:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2023-11-24 22:12:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:54,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,657 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 22:12:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 51 transitions. [2023-11-24 22:12:54,754 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-11-24 22:12:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:54,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 57 transitions. [2023-11-24 22:12:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-24 22:12:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:12:55,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:55,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 58 transitions. [2023-11-24 22:12:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-24 22:12:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:12:55,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:55,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 71 transitions. [2023-11-24 22:12:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-11-24 22:12:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:12:55,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:55,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:56,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 77 transitions. [2023-11-24 22:12:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-24 22:12:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:56,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:56,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:56,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:56,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 83 transitions. [2023-11-24 22:12:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2023-11-24 22:12:56,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:56,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:56,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:12:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:57,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 67 transitions. [2023-11-24 22:12:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-24 22:12:57,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:12:57,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:57,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 72 transitions. [2023-11-24 22:12:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2023-11-24 22:12:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:12:57,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:57,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-24 22:12:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 51 transitions. [2023-11-24 22:12:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2023-11-24 22:12:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:12:57,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:57,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:58,134 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 56 transitions. [2023-11-24 22:12:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-11-24 22:12:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:12:58,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:58,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:59,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 61 transitions. [2023-11-24 22:12:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2023-11-24 22:12:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:12:59,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:59,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 66 transitions. [2023-11-24 22:12:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2023-11-24 22:12:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:12:59,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:59,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 71 transitions. [2023-11-24 22:13:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-24 22:13:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:13:00,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:00,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:01,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 72 states and 76 transitions. [2023-11-24 22:13:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2023-11-24 22:13:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:13:01,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:01,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 77 states and 81 transitions. [2023-11-24 22:13:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-24 22:13:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:13:02,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 86 transitions. [2023-11-24 22:13:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2023-11-24 22:13:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:13:03,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,435 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 87 states and 91 transitions. [2023-11-24 22:13:03,976 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 91 transitions. [2023-11-24 22:13:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:13:03,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 96 transitions. [2023-11-24 22:13:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2023-11-24 22:13:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 22:13:04,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 97 states and 101 transitions. [2023-11-24 22:13:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2023-11-24 22:13:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 22:13:05,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 102 states and 106 transitions. [2023-11-24 22:13:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2023-11-24 22:13:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:13:07,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:07,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:08,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 107 states and 111 transitions. [2023-11-24 22:13:08,148 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2023-11-24 22:13:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-24 22:13:08,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 116 transitions. [2023-11-24 22:13:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2023-11-24 22:13:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-24 22:13:09,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 117 states and 121 transitions. [2023-11-24 22:13:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2023-11-24 22:13:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-24 22:13:10,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 122 states and 126 transitions. [2023-11-24 22:13:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2023-11-24 22:13:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 22:13:11,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 131 transitions. [2023-11-24 22:13:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 131 transitions. [2023-11-24 22:13:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-24 22:13:13,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 132 states and 136 transitions. [2023-11-24 22:13:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-24 22:13:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-24 22:13:14,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 137 states and 141 transitions. [2023-11-24 22:13:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-24 22:13:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 22:13:16,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:16,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:17,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 142 states and 146 transitions. [2023-11-24 22:13:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2023-11-24 22:13:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-24 22:13:17,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:19,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 147 states and 151 transitions. [2023-11-24 22:13:19,309 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2023-11-24 22:13:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-24 22:13:19,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:19,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 1703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:20,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 152 states and 156 transitions. [2023-11-24 22:13:20,889 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2023-11-24 22:13:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-24 22:13:20,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 1836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 157 states and 161 transitions. [2023-11-24 22:13:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 161 transitions. [2023-11-24 22:13:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-24 22:13:22,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:22,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 162 states and 166 transitions. [2023-11-24 22:13:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2023-11-24 22:13:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-24 22:13:24,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:24,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 2117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 167 states and 171 transitions. [2023-11-24 22:13:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2023-11-24 22:13:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-24 22:13:26,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:26,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 2265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 172 states and 176 transitions. [2023-11-24 22:13:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 176 transitions. [2023-11-24 22:13:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 22:13:28,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:28,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 2418 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 177 states and 181 transitions. [2023-11-24 22:13:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 181 transitions. [2023-11-24 22:13:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:13:29,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 2576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 182 states and 186 transitions. [2023-11-24 22:13:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 186 transitions. [2023-11-24 22:13:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 22:13:31,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:31,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 2739 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 187 states and 191 transitions. [2023-11-24 22:13:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-24 22:13:34,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-24 22:13:34,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:34,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:35,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 2907 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:36,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:36,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 192 states and 196 transitions. [2023-11-24 22:13:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-24 22:13:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:13:36,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:36,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat