./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_copy1_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy1_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b1ea2b89c0210def4460c68ce885cb310645908c528d57c04841cf488f85c6b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:57:08,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:57:09,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:57:09,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:57:09,114 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:57:09,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:57:09,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:57:09,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:57:09,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:57:09,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:57:09,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:57:09,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:57:09,165 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:57:09,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:57:09,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:57:09,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:57:09,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:57:09,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:57:09,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:57:09,169 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:57:09,170 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:57:09,170 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:57:09,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:57:09,171 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:57:09,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:57:09,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:57:09,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:57:09,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:09,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:57:09,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:57:09,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:57:09,177 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:57:09,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:57:09,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:57:09,177 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_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b1ea2b89c0210def4460c68ce885cb310645908c528d57c04841cf488f85c6b [2023-11-11 23:57:09,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:57:09,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:57:09,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:57:09,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:57:09,549 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:57:09,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-examples/standard_copy1_ground-1.i [2023-11-11 23:57:12,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:12,916 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:12,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/sv-benchmarks/c/array-examples/standard_copy1_ground-1.i [2023-11-11 23:57:12,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/data/0d1a93bf2/99fb20a3a3b1438d85f949ef3936fab5/FLAGb9b0a0ac5 [2023-11-11 23:57:12,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/data/0d1a93bf2/99fb20a3a3b1438d85f949ef3936fab5 [2023-11-11 23:57:12,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:12,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:12,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:12,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:12,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:12,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:12" (1/1) ... [2023-11-11 23:57:12,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee34487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:12, skipping insertion in model container [2023-11-11 23:57:12,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:12" (1/1) ... [2023-11-11 23:57:12,990 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:13,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:13,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:13,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:13,203 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:13,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13 WrapperNode [2023-11-11 23:57:13,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:13,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:13,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:13,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:13,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,242 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-11-11 23:57:13,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:13,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:13,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:13,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:13,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:13,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:13,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:13,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:13,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:13,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:13,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:13,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7a043c-3029-4866-b2f8-2d2c9895878d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:57:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:57:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:57:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:57:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:57:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:57:13,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:13,422 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:13,632 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:13,697 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:13,697 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:57:13,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:13 BoogieIcfgContainer [2023-11-11 23:57:13,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:13,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:13,702 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:13,712 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:13,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:13" (1/1) ... [2023-11-11 23:57:13,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:57:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-11 23:57:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-11 23:57:13,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:57:13,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:13,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:57:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:57:14,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:57:14,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-11 23:57:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-11 23:57:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:57:14,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-11 23:57:14,447 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-11 23:57:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:57:14,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:14,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-11 23:57:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-11 23:57:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:57:14,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-11 23:57:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-11 23:57:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:14,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:14,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-11 23:57:15,160 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-11 23:57:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:57:15,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:57:15,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-11 23:57:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-11 23:57:15,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:57:15,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:57:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-11 23:57:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-11 23:57:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:57:15,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-11 23:57:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:57:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:57:15,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-11 23:57:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-11 23:57:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:57:16,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:16,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:16,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2023-11-11 23:57:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-11 23:57:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:57:16,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:16,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2023-11-11 23:57:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-11-11 23:57:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:57:17,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:17,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2023-11-11 23:57:17,798 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2023-11-11 23:57:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:57:17,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:18,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2023-11-11 23:57:18,423 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2023-11-11 23:57:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:57:18,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:18,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:18,716 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2023-11-11 23:57:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-11-11 23:57:19,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:57:19,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:19,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2023-11-11 23:57:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2023-11-11 23:57:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:57:19,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:19,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:20,338 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:20,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2023-11-11 23:57:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2023-11-11 23:57:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:57:20,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2023-11-11 23:57:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2023-11-11 23:57:21,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:57:21,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:21,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-11 23:57:22,812 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-11 23:57:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:57:22,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:22,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-11 23:57:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-11 23:57:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:57:23,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:23,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-11 23:57:24,946 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-11 23:57:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:57:24,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:24,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:25,489 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:26,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2023-11-11 23:57:26,124 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2023-11-11 23:57:26,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:57:26,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:26,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2023-11-11 23:57:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2023-11-11 23:57:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:57:27,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:27,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2023-11-11 23:57:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2023-11-11 23:57:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:57:28,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:28,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2023-11-11 23:57:30,010 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-11 23:57:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:57:30,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:30,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:30,666 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 76 states and 79 transitions. [2023-11-11 23:57:31,405 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 79 transitions. [2023-11-11 23:57:31,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:57:31,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:31,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:32,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2023-11-11 23:57:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2023-11-11 23:57:32,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:57:32,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:32,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:33,738 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 82 states and 85 transitions. [2023-11-11 23:57:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 85 transitions. [2023-11-11 23:57:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:57:34,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:34,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2023-11-11 23:57:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2023-11-11 23:57:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:57:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:36,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:38,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 88 states and 91 transitions. [2023-11-11 23:57:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2023-11-11 23:57:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:57:38,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:38,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 91 states and 94 transitions. [2023-11-11 23:57:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2023-11-11 23:57:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:57:39,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:39,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 94 states and 97 transitions. [2023-11-11 23:57:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 97 transitions. [2023-11-11 23:57:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:57:41,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:41,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2023-11-11 23:57:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2023-11-11 23:57:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-11 23:57:43,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 100 states and 103 transitions. [2023-11-11 23:57:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 103 transitions. [2023-11-11 23:57:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:57:45,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:45,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:47,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 103 states and 106 transitions. [2023-11-11 23:57:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 106 transitions. [2023-11-11 23:57:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-11 23:57:47,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:47,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:49,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 106 states and 109 transitions. [2023-11-11 23:57:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2023-11-11 23:57:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-11 23:57:49,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:49,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 109 states and 112 transitions. [2023-11-11 23:57:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2023-11-11 23:57:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-11 23:57:51,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 112 states and 115 transitions. [2023-11-11 23:57:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 115 transitions. [2023-11-11 23:57:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-11 23:57:53,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:53,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 115 states and 118 transitions. [2023-11-11 23:57:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2023-11-11 23:57:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:57:56,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:56,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat