./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL --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 d44823aac48cec2911f68e219166f3ac1836e56b97e3a905bce4580d699376f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:34,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:34,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:27:34,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:34,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:34,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:34,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:34,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:34,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:34,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:34,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:34,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:34,801 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:34,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:34,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:34,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:34,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:34,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:34,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:34,806 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:34,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:34,808 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:34,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:34,809 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:34,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:34,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:34,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:34,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:34,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:34,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:34,815 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:34,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:34,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:34,816 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_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d44823aac48cec2911f68e219166f3ac1836e56b97e3a905bce4580d699376f2 [2023-11-19 03:27:35,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:35,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:35,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:35,336 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:35,337 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:35,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2023-11-19 03:27:39,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:39,497 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:39,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2023-11-19 03:27:39,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/data/ac14fcf55/e5af5d9ae64e4e5a9088b31804ab9868/FLAG048769b77 [2023-11-19 03:27:39,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/data/ac14fcf55/e5af5d9ae64e4e5a9088b31804ab9868 [2023-11-19 03:27:39,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:39,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:39,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:39,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:39,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:39,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:39" (1/1) ... [2023-11-19 03:27:39,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d97e877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:39, skipping insertion in model container [2023-11-19 03:27:39,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:39" (1/1) ... [2023-11-19 03:27:39,646 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:39,972 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_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c[13010,13023] [2023-11-19 03:27:40,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:40,029 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:40,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 03:27:40,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [415] [2023-11-19 03:27:40,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [444] [2023-11-19 03:27:40,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [548] [2023-11-19 03:27:40,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [557] [2023-11-19 03:27:40,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [592] [2023-11-19 03:27:40,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [700] [2023-11-19 03:27:40,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [908] [2023-11-19 03:27:40,105 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_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c[13010,13023] [2023-11-19 03:27:40,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:40,153 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:40,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40 WrapperNode [2023-11-19 03:27:40,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:40,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:40,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:40,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:40,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,219 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 25, calls inlined = 21, statements flattened = 207 [2023-11-19 03:27:40,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:40,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:40,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:40,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:40,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:40,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:40,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:40,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:40,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:40" (1/1) ... [2023-11-19 03:27:40,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:40,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:40,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:40,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac91dc2-5173-4e5d-a6bd-bf23d485dc30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:27:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:27:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:27:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:27:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:27:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:27:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:27:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:27:40,518 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:27:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:27:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:27:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:27:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:40,638 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:40,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:41,072 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:41,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:41,272 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:27:41,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:41 BoogieIcfgContainer [2023-11-19 03:27:41,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:41,279 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:41,279 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:41,292 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:41,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:41" (1/1) ... [2023-11-19 03:27:41,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2023-11-19 03:27:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-19 03:27:41,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:27:41,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-19 03:27:41,709 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-19 03:27:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:27:41,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-19 03:27:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-19 03:27:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:27:41,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:42,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2023-11-19 03:27:42,338 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2023-11-19 03:27:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:42,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2023-11-19 03:27:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2023-11-19 03:27:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:42,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2023-11-19 03:27:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2023-11-19 03:27:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:27:42,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2023-11-19 03:27:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2023-11-19 03:27:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:27:43,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:44,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 112 transitions. [2023-11-19 03:27:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2023-11-19 03:27:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:27:44,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 139 transitions. [2023-11-19 03:27:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2023-11-19 03:27:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:27:45,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2023-11-19 03:27:46,320 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2023-11-19 03:27:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:27:46,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:46,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 146 transitions. [2023-11-19 03:27:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2023-11-19 03:27:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:27:46,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:46,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:46,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2023-11-19 03:27:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-19 03:27:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:27:47,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 188 transitions. [2023-11-19 03:27:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2023-11-19 03:27:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:27:48,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:48,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 112 states and 189 transitions. [2023-11-19 03:27:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2023-11-19 03:27:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:27:49,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:49,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 203 transitions. [2023-11-19 03:27:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 203 transitions. [2023-11-19 03:27:49,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:27:49,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 211 transitions. [2023-11-19 03:27:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 211 transitions. [2023-11-19 03:27:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:27:49,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 123 states and 212 transitions. [2023-11-19 03:27:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 212 transitions. [2023-11-19 03:27:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:27:49,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:50,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 213 transitions. [2023-11-19 03:27:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 213 transitions. [2023-11-19 03:27:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:27:50,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:50,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 139 states and 259 transitions. [2023-11-19 03:27:51,716 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 259 transitions. [2023-11-19 03:27:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:27:51,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:51,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 147 states and 291 transitions. [2023-11-19 03:27:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2023-11-19 03:27:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:27:55,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:55,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:27:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 149 states and 298 transitions. [2023-11-19 03:27:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 298 transitions. [2023-11-19 03:27:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:27:56,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:56,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:01,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 158 states and 331 transitions. [2023-11-19 03:28:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 331 transitions. [2023-11-19 03:28:01,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:01,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:01,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 165 states and 359 transitions. [2023-11-19 03:28:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 359 transitions. [2023-11-19 03:28:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:03,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 167 states and 362 transitions. [2023-11-19 03:28:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 362 transitions. [2023-11-19 03:28:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:28:04,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:28:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 167 states and 358 transitions. [2023-11-19 03:28:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 358 transitions. [2023-11-19 03:28:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:04,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 166 states and 333 transitions. [2023-11-19 03:28:07,491 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 333 transitions. [2023-11-19 03:28:07,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:28:07,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 167 states and 334 transitions. [2023-11-19 03:28:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 334 transitions. [2023-11-19 03:28:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:28:08,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:28:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 167 states and 332 transitions. [2023-11-19 03:28:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 332 transitions. [2023-11-19 03:28:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:08,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:09,219 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 166 states and 325 transitions. [2023-11-19 03:28:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 325 transitions. [2023-11-19 03:28:10,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:10,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:10,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 173 states and 346 transitions. [2023-11-19 03:28:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 346 transitions. [2023-11-19 03:28:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:13,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:13,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 178 states and 359 transitions. [2023-11-19 03:28:15,458 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 359 transitions. [2023-11-19 03:28:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:15,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:28:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 179 states and 363 transitions. [2023-11-19 03:28:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 363 transitions. [2023-11-19 03:28:15,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:15,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:16,231 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 182 states and 362 transitions. [2023-11-19 03:28:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 362 transitions. [2023-11-19 03:28:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:18,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:18,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 187 states and 382 transitions. [2023-11-19 03:28:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 382 transitions. [2023-11-19 03:28:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:21,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:21,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:21,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 187 states and 382 transitions. [2023-11-19 03:28:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 382 transitions. [2023-11-19 03:28:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:21,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:21,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:22,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 187 states and 382 transitions. [2023-11-19 03:28:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 382 transitions. [2023-11-19 03:28:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:22,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,461 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 187 states and 382 transitions. [2023-11-19 03:28:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 382 transitions. [2023-11-19 03:28:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:22,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat