./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/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_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a97cc7ecf3f325d6a4f94ad142da468f60264f8646a5f445527873ff4eb9457a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:26,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:26,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:58:26,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:26,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:26,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:26,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:26,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:26,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:26,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:26,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:26,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:26,203 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:26,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:26,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:26,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:26,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:26,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:26,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:26,207 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:58:26,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:26,208 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:26,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:26,209 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:26,210 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:26,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:26,210 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:26,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:26,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:26,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:26,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:26,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:26,236 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:26,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:26,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:26,237 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_43b390fe-3dd7-49ee-aa0e-307230758f76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97cc7ecf3f325d6a4f94ad142da468f60264f8646a5f445527873ff4eb9457a [2023-11-24 22:58:26,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:26,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:26,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:26,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:26,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:26,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i [2023-11-24 22:58:29,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:29,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:29,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i [2023-11-24 22:58:29,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/data/089a115d0/f47f0948d35d400c9de0082117232b98/FLAGec656a050 [2023-11-24 22:58:29,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/data/089a115d0/f47f0948d35d400c9de0082117232b98 [2023-11-24 22:58:29,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:29,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:29,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:29,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:29,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:29,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:29" (1/1) ... [2023-11-24 22:58:29,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462e7df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:29, skipping insertion in model container [2023-11-24 22:58:29,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:29" (1/1) ... [2023-11-24 22:58:29,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:30,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:30,118 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:30,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:30,149 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:30,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30 WrapperNode [2023-11-24 22:58:30,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:30,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:30,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:30,152 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:30,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,196 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-24 22:58:30,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:30,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:30,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:30,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:30,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:30,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:30,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:30,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:30,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:30,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:30,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:30,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b390fe-3dd7-49ee-aa0e-307230758f76/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:30,404 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:30,406 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:30,571 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:30,617 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:30,620 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:58:30,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:30 BoogieIcfgContainer [2023-11-24 22:58:30,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:30,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:30,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:30,634 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:30,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-24 22:58:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-24 22:58:30,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:58:30,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-24 22:58:30,968 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-24 22:58:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:30,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-24 22:58:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-24 22:58:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:31,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-24 22:58:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-24 22:58:31,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:31,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2023-11-24 22:58:31,996 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2023-11-24 22:58:31,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:31,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-24 22:58:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-24 22:58:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:32,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,698 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 22:58:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2023-11-24 22:58:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2023-11-24 22:58:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:33,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,248 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 22:58:33,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2023-11-24 22:58:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2023-11-24 22:58:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:33,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-24 22:58:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-24 22:58:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:34,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2023-11-24 22:58:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2023-11-24 22:58:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:34,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,096 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 22:58:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2023-11-24 22:58:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2023-11-24 22:58:35,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:35,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2023-11-24 22:58:36,208 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2023-11-24 22:58:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:36,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2023-11-24 22:58:36,877 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2023-11-24 22:58:36,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:36,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2023-11-24 22:58:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2023-11-24 22:58:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:38,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,055 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 22:58:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 116 transitions. [2023-11-24 22:58:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 116 transitions. [2023-11-24 22:58:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:39,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2023-11-24 22:58:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2023-11-24 22:58:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:40,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 134 transitions. [2023-11-24 22:58:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 134 transitions. [2023-11-24 22:58:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:41,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 82 states and 140 transitions. [2023-11-24 22:58:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 140 transitions. [2023-11-24 22:58:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:43,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,812 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 22:58:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 105 states and 178 transitions. [2023-11-24 22:58:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 178 transitions. [2023-11-24 22:58:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:58:49,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:49,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 108 states and 182 transitions. [2023-11-24 22:58:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 182 transitions. [2023-11-24 22:58:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:58:50,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 113 states and 200 transitions. [2023-11-24 22:58:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 200 transitions. [2023-11-24 22:58:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:52,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2023-11-24 22:58:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2023-11-24 22:58:57,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:58:57,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,035 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 22:59:02,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 125 states and 237 transitions. [2023-11-24 22:59:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 237 transitions. [2023-11-24 22:59:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:02,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 128 states and 241 transitions. [2023-11-24 22:59:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 241 transitions. [2023-11-24 22:59:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:59:04,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,021 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2023-11-24 22:59:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2023-11-24 22:59:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:59:06,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 266 transitions. [2023-11-24 22:59:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 266 transitions. [2023-11-24 22:59:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:08,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 141 states and 276 transitions. [2023-11-24 22:59:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 276 transitions. [2023-11-24 22:59:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:14,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,763 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2023-11-24 22:59:15,606 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2023-11-24 22:59:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:59:15,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,149 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 22:59:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 149 states and 312 transitions. [2023-11-24 22:59:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 312 transitions. [2023-11-24 22:59:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:59:23,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:23,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:23,215 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 22:59:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 151 states and 313 transitions. [2023-11-24 22:59:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 313 transitions. [2023-11-24 22:59:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:59:24,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat