./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/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_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/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_b08e214c-706b-476a-99d0-143ce1e39fc8/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 debcf50bf3bb3961401c62ca4b7217ea7cc93038f750143121614e56b550164d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:05,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:05,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:53:05,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:05,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:05,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:05,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:05,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:05,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:05,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:05,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:05,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:05,823 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:05,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:05,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:05,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:05,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:05,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:05,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:05,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:05,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:05,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:05,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:05,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:05,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:05,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:05,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:05,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:05,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:05,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:05,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:05,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:05,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:05,836 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_b08e214c-706b-476a-99d0-143ce1e39fc8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> debcf50bf3bb3961401c62ca4b7217ea7cc93038f750143121614e56b550164d [2023-11-24 22:53:06,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:06,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:06,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:06,195 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:06,195 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:06,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2023-11-24 22:53:09,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:09,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:09,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2023-11-24 22:53:09,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/data/e3facd9c0/9702796ce0f8456bb09e421eb49a8674/FLAGbf778ab53 [2023-11-24 22:53:09,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/data/e3facd9c0/9702796ce0f8456bb09e421eb49a8674 [2023-11-24 22:53:09,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:09,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:09,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:09,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:09,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:09,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:09" (1/1) ... [2023-11-24 22:53:09,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b44decc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:09, skipping insertion in model container [2023-11-24 22:53:09,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:09" (1/1) ... [2023-11-24 22:53:09,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:09,993 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_b08e214c-706b-476a-99d0-143ce1e39fc8/sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c[11718,11731] [2023-11-24 22:53:10,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:10,069 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:10,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-24 22:53:10,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [415] [2023-11-24 22:53:10,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [444] [2023-11-24 22:53:10,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [453] [2023-11-24 22:53:10,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [563] [2023-11-24 22:53:10,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [665] [2023-11-24 22:53:10,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [700] [2023-11-24 22:53:10,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [926] [2023-11-24 22:53:10,125 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_b08e214c-706b-476a-99d0-143ce1e39fc8/sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c[11718,11731] [2023-11-24 22:53:10,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:10,171 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:10,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10 WrapperNode [2023-11-24 22:53:10,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:10,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:10,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:10,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:10,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,246 INFO L138 Inliner]: procedures = 57, calls = 101, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 230 [2023-11-24 22:53:10,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:10,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:10,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:10,248 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:10,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:10,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:10,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:10,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:10,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:10" (1/1) ... [2023-11-24 22:53:10,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:10,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:10,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:10,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08e214c-706b-476a-99d0-143ce1e39fc8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 22:53:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 22:53:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 22:53:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 22:53:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 22:53:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 22:53:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 22:53:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 22:53:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 22:53:10,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 22:53:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 22:53:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 22:53:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:10,533 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:10,536 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:10,927 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:11,121 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:11,121 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:53:11,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:11 BoogieIcfgContainer [2023-11-24 22:53:11,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:11,126 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:11,126 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:11,135 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:11,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:11" (1/1) ... [2023-11-24 22:53:11,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:11,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2023-11-24 22:53:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-24 22:53:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:11,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:11,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:11,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-24 22:53:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-24 22:53:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:53:11,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:11,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:11,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-24 22:53:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-24 22:53:11,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:11,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:11,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 94 transitions. [2023-11-24 22:53:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2023-11-24 22:53:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:12,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2023-11-24 22:53:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-24 22:53:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:12,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 117 transitions. [2023-11-24 22:53:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-24 22:53:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:12,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2023-11-24 22:53:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-24 22:53:12,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:12,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 81 states and 125 transitions. [2023-11-24 22:53:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2023-11-24 22:53:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:13,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:13,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2023-11-24 22:53:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2023-11-24 22:53:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:53:14,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:14,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 94 states and 163 transitions. [2023-11-24 22:53:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 163 transitions. [2023-11-24 22:53:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:15,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 106 states and 196 transitions. [2023-11-24 22:53:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 196 transitions. [2023-11-24 22:53:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:16,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,936 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 112 states and 210 transitions. [2023-11-24 22:53:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 210 transitions. [2023-11-24 22:53:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:17,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 113 states and 211 transitions. [2023-11-24 22:53:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 211 transitions. [2023-11-24 22:53:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:17,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 222 transitions. [2023-11-24 22:53:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 222 transitions. [2023-11-24 22:53:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:53:17,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 119 states and 223 transitions. [2023-11-24 22:53:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 223 transitions. [2023-11-24 22:53:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:17,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:18,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:18,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 120 states and 224 transitions. [2023-11-24 22:53:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 224 transitions. [2023-11-24 22:53:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:18,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:18,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:53:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 248 transitions. [2023-11-24 22:53:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 248 transitions. [2023-11-24 22:53:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:19,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:53:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 129 states and 260 transitions. [2023-11-24 22:53:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 260 transitions. [2023-11-24 22:53:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:53:19,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:53:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 130 states and 260 transitions. [2023-11-24 22:53:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 260 transitions. [2023-11-24 22:53:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:53:19,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:20,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 132 states and 262 transitions. [2023-11-24 22:53:20,000 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 262 transitions. [2023-11-24 22:53:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:53:20,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:20,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 146 states and 306 transitions. [2023-11-24 22:53:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 306 transitions. [2023-11-24 22:53:23,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:23,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 147 states and 307 transitions. [2023-11-24 22:53:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 307 transitions. [2023-11-24 22:53:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:23,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 148 states and 308 transitions. [2023-11-24 22:53:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 308 transitions. [2023-11-24 22:53:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:23,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 157 states and 354 transitions. [2023-11-24 22:53:25,408 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 354 transitions. [2023-11-24 22:53:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:25,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 159 states and 364 transitions. [2023-11-24 22:53:25,980 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 364 transitions. [2023-11-24 22:53:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:25,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:27,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 164 states and 384 transitions. [2023-11-24 22:53:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 384 transitions. [2023-11-24 22:53:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:27,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:28,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 166 states and 387 transitions. [2023-11-24 22:53:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 387 transitions. [2023-11-24 22:53:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:53:28,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:28,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:53:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 167 states and 390 transitions. [2023-11-24 22:53:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 390 transitions. [2023-11-24 22:53:28,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:53:28,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:28,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 180 states and 429 transitions. [2023-11-24 22:53:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 429 transitions. [2023-11-24 22:53:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:53:30,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 181 states and 425 transitions. [2023-11-24 22:53:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 425 transitions. [2023-11-24 22:53:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:31,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 182 states and 426 transitions. [2023-11-24 22:53:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 426 transitions. [2023-11-24 22:53:31,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:31,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,436 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:53:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 183 states and 428 transitions. [2023-11-24 22:53:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 428 transitions. [2023-11-24 22:53:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:31,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,671 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:53:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 187 states and 435 transitions. [2023-11-24 22:53:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 435 transitions. [2023-11-24 22:53:32,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:53:32,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:32,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 189 states and 449 transitions. [2023-11-24 22:53:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 449 transitions. [2023-11-24 22:53:32,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:53:32,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 190 states and 450 transitions. [2023-11-24 22:53:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 450 transitions. [2023-11-24 22:53:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:53:33,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:53:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 190 states and 446 transitions. [2023-11-24 22:53:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 446 transitions. [2023-11-24 22:53:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:53:33,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:34,437 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 194 states and 459 transitions. [2023-11-24 22:53:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 459 transitions. [2023-11-24 22:53:35,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:53:35,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 196 states and 461 transitions. [2023-11-24 22:53:36,364 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 461 transitions. [2023-11-24 22:53:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:53:36,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:37,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:37,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 197 states and 464 transitions. [2023-11-24 22:53:37,481 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 464 transitions. [2023-11-24 22:53:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:53:37,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:37,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:53:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 197 states and 463 transitions. [2023-11-24 22:53:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 463 transitions. [2023-11-24 22:53:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:53:38,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:38,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:53:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 200 states and 464 transitions. [2023-11-24 22:53:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 464 transitions. [2023-11-24 22:53:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:53:39,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:39,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:53:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 205 states and 470 transitions. [2023-11-24 22:53:43,027 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 470 transitions. [2023-11-24 22:53:43,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:53:43,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:53:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 220 states and 537 transitions. [2023-11-24 22:53:49,223 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 537 transitions. [2023-11-24 22:53:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:53:49,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:49,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:53:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 222 states and 539 transitions. [2023-11-24 22:53:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 539 transitions. [2023-11-24 22:53:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:53:50,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:50,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:53:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 224 states and 549 transitions. [2023-11-24 22:53:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 549 transitions. [2023-11-24 22:53:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:53:52,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:52,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:53:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 232 states and 591 transitions. [2023-11-24 22:53:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 591 transitions. [2023-11-24 22:53:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:53:55,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:55,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:55,796 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.