./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/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_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd654f01b412711828f8177df5f8f7c2933e3d7436939e6c61fdcced19c9515c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:17,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:17,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:17,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:17,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:17,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:17,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:17,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:17,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:17,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:17,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:17,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:17,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:17,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:17,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:17,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:17,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:17,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:17,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:17,358 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:17,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:17,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:17,360 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:17,361 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:17,361 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:17,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:17,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:17,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:17,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:17,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:17,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:17,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:17,366 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:17,366 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_51591b85-0d2f-4547-9d97-c61cd5f31d70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd654f01b412711828f8177df5f8f7c2933e3d7436939e6c61fdcced19c9515c [2023-11-24 23:00:17,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:17,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:17,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:17,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:17,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:17,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.c [2023-11-24 23:00:20,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:21,130 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:21,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c [2023-11-24 23:00:21,142 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/data/eb11eb7c0/49ea547fbf2547c6bac646e6f12f3b16/FLAG8417060c6 [2023-11-24 23:00:21,157 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/data/eb11eb7c0/49ea547fbf2547c6bac646e6f12f3b16 [2023-11-24 23:00:21,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:21,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:21,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:21,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:21,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:21,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c68b47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21, skipping insertion in model container [2023-11-24 23:00:21,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,192 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:21,360 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c[408,421] [2023-11-24 23:00:21,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:21,410 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:21,425 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c[408,421] [2023-11-24 23:00:21,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:21,456 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:21,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21 WrapperNode [2023-11-24 23:00:21,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:21,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:21,458 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:21,458 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:21,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,504 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-24 23:00:21,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:21,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:21,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:21,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:21,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,539 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:21,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:21,557 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:21,557 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:21,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:21,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:21,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:21,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51591b85-0d2f-4547-9d97-c61cd5f31d70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:21,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:21,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:00:21,760 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:21,763 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:22,049 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:22,143 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:22,143 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-24 23:00:22,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:22 BoogieIcfgContainer [2023-11-24 23:00:22,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:22,148 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:22,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:22,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:22,161 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:22" (1/1) ... [2023-11-24 23:00:22,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-24 23:00:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-24 23:00:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:00:22,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:22,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:22,543 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 23:00:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2023-11-24 23:00:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2023-11-24 23:00:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:00:22,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:22,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:00:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-24 23:00:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-24 23:00:22,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:00:22,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:22,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:00:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2023-11-24 23:00:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2023-11-24 23:00:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:23,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:00:23,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2023-11-24 23:00:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2023-11-24 23:00:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:23,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:00:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2023-11-24 23:00:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2023-11-24 23:00:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:23,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:00:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2023-11-24 23:00:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2023-11-24 23:00:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:23,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2023-11-24 23:00:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2023-11-24 23:00:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:23,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2023-11-24 23:00:24,064 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2023-11-24 23:00:24,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:24,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:00:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2023-11-24 23:00:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-11-24 23:00:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:24,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:00:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2023-11-24 23:00:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2023-11-24 23:00:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:24,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,453 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2023-11-24 23:00:24,495 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2023-11-24 23:00:24,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:24,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:00:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2023-11-24 23:00:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2023-11-24 23:00:24,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:24,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,751 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 23:00:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2023-11-24 23:00:24,794 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2023-11-24 23:00:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:24,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:00:24,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-24 23:00:24,963 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-24 23:00:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:24,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:27,818 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 23:00:33,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 103 transitions. [2023-11-24 23:00:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2023-11-24 23:00:33,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:33,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:33,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:35,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 52 states and 105 transitions. [2023-11-24 23:00:35,988 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2023-11-24 23:00:35,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:35,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:35,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 55 states and 111 transitions. [2023-11-24 23:00:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 111 transitions. [2023-11-24 23:00:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:37,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,876 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2023-11-24 23:00:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2023-11-24 23:00:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:39,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:43,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 72 states and 147 transitions. [2023-11-24 23:00:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 147 transitions. [2023-11-24 23:00:43,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:43,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 73 states and 147 transitions. [2023-11-24 23:00:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 147 transitions. [2023-11-24 23:00:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:44,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:45,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2023-11-24 23:00:45,090 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2023-11-24 23:00:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:45,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:45,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2023-11-24 23:00:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2023-11-24 23:00:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:00:45,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:00:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2023-11-24 23:00:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2023-11-24 23:00:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:00:48,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,357 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:00:49,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 76 states and 146 transitions. [2023-11-24 23:00:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-11-24 23:00:49,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:00:49,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:00:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2023-11-24 23:00:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2023-11-24 23:00:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:51,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:51,771 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:00:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 81 states and 151 transitions. [2023-11-24 23:00:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 151 transitions. [2023-11-24 23:00:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:54,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:54,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:54,444 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:00:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 82 states and 152 transitions. [2023-11-24 23:00:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 152 transitions. [2023-11-24 23:00:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:00:55,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:55,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:00:56,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2023-11-24 23:00:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2023-11-24 23:00:56,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:00:56,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:56,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:00:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 79 states and 141 transitions. [2023-11-24 23:00:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 141 transitions. [2023-11-24 23:00:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:00:58,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:58,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:00:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 148 transitions. [2023-11-24 23:00:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 148 transitions. [2023-11-24 23:00:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:00:59,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:59,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:01:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-24 23:01:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-24 23:01:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:01:00,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:00,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 23:01:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 80 states and 140 transitions. [2023-11-24 23:01:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 140 transitions. [2023-11-24 23:01:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:01:01,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:01,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat