./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/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_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/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_3e88176f-57e1-4d94-9402-629ed8d832a6/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 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:29,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:29,807 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:55:29,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:29,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:29,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:29,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:29,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:29,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:29,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:29,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:29,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:29,847 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:29,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:29,848 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:29,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:29,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:29,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:29,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:29,851 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:29,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:29,852 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:29,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:29,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:29,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:29,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:29,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:29,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:29,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:29,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:29,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:29,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:29,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:29,859 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_3e88176f-57e1-4d94-9402-629ed8d832a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb [2023-11-19 02:55:30,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:30,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:30,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:30,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:30,247 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:30,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2023-11-19 02:55:33,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:33,729 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:33,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2023-11-19 02:55:33,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/data/ffceef643/6cd755038b6b40f7bef26a97411da153/FLAG999ac998e [2023-11-19 02:55:33,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/data/ffceef643/6cd755038b6b40f7bef26a97411da153 [2023-11-19 02:55:33,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:33,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:33,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:33,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:33,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:33,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75af91ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:33, skipping insertion in model container [2023-11-19 02:55:33,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:33" (1/1) ... [2023-11-19 02:55:33,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:34,182 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_3e88176f-57e1-4d94-9402-629ed8d832a6/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2023-11-19 02:55:34,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:34,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:34,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-19 02:55:34,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [87] [2023-11-19 02:55:34,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [267] [2023-11-19 02:55:34,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [335] [2023-11-19 02:55:34,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [371] [2023-11-19 02:55:34,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [465] [2023-11-19 02:55:34,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [561] [2023-11-19 02:55:34,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [927] [2023-11-19 02:55:34,365 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_3e88176f-57e1-4d94-9402-629ed8d832a6/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2023-11-19 02:55:34,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:34,418 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:34,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34 WrapperNode [2023-11-19 02:55:34,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:34,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:34,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:34,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:34,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,513 INFO L138 Inliner]: procedures = 53, calls = 96, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 193 [2023-11-19 02:55:34,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:34,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:34,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:34,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:34,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:34,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:34,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:34,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:34,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:34" (1/1) ... [2023-11-19 02:55:34,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:34,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:34,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e88176f-57e1-4d94-9402-629ed8d832a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:55:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:55:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:55:34,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:55:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 02:55:34,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 02:55:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:55:34,674 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:55:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:55:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:55:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:55:34,675 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:55:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:34,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:34,804 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:34,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:35,269 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:35,417 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:35,418 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:35,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:35 BoogieIcfgContainer [2023-11-19 02:55:35,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:35,427 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:35,427 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:35,450 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:35,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:35,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 02:55:35,538 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 02:55:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:55:35,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:35,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:35,870 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 02:55:35,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 02:55:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 02:55:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:55:35,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:35,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,155 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 02:55:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-19 02:55:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 02:55:36,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:55:36,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,398 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 02:55:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2023-11-19 02:55:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2023-11-19 02:55:36,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:55:36,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:36,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,697 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 02:55:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2023-11-19 02:55:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2023-11-19 02:55:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:36,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:36,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,836 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 02:55:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2023-11-19 02:55:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2023-11-19 02:55:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:55:37,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,210 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 02:55:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2023-11-19 02:55:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2023-11-19 02:55:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:37,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,343 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 02:55:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 110 transitions. [2023-11-19 02:55:37,368 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-19 02:55:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:37,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,471 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 02:55:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2023-11-19 02:55:37,507 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2023-11-19 02:55:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:37,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,792 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 02:55:38,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2023-11-19 02:55:38,360 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2023-11-19 02:55:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:55:38,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:38,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2023-11-19 02:55:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2023-11-19 02:55:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:38,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:39,135 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 02:55:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:39,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 105 states and 173 transitions. [2023-11-19 02:55:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 173 transitions. [2023-11-19 02:55:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:39,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:39,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:42,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 126 states and 219 transitions. [2023-11-19 02:55:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 219 transitions. [2023-11-19 02:55:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:42,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:42,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:42,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2023-11-19 02:55:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2023-11-19 02:55:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:44,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:44,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:44,683 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 02:55:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 145 states and 266 transitions. [2023-11-19 02:55:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 266 transitions. [2023-11-19 02:55:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:55:45,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 149 states and 289 transitions. [2023-11-19 02:55:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 289 transitions. [2023-11-19 02:55:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:55:46,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:46,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 155 states and 305 transitions. [2023-11-19 02:55:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 305 transitions. [2023-11-19 02:55:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:55:47,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 157 states and 308 transitions. [2023-11-19 02:55:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 308 transitions. [2023-11-19 02:55:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:55:47,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 160 states and 314 transitions. [2023-11-19 02:55:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 314 transitions. [2023-11-19 02:55:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:47,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:47,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:55:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 162 states and 318 transitions. [2023-11-19 02:55:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 318 transitions. [2023-11-19 02:55:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:48,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:48,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 162 states and 317 transitions. [2023-11-19 02:55:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 317 transitions. [2023-11-19 02:55:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:55:48,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:48,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 164 states and 321 transitions. [2023-11-19 02:55:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 321 transitions. [2023-11-19 02:55:49,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:55:49,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:49,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,416 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:55:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2023-11-19 02:55:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2023-11-19 02:55:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:55:49,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:49,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:55:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 176 states and 358 transitions. [2023-11-19 02:55:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 358 transitions. [2023-11-19 02:55:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:55:51,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:51,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:51,560 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 198 states and 413 transitions. [2023-11-19 02:55:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 413 transitions. [2023-11-19 02:55:55,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:55:55,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:55,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:55,252 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:55:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:56,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 201 states and 430 transitions. [2023-11-19 02:55:56,104 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 430 transitions. [2023-11-19 02:55:56,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:55:56,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:56,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:56:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 222 states and 491 transitions. [2023-11-19 02:56:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 491 transitions. [2023-11-19 02:56:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:56:00,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:00,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:56:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 238 states and 526 transitions. [2023-11-19 02:56:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 526 transitions. [2023-11-19 02:56:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:56:03,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:03,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:56:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 245 states and 553 transitions. [2023-11-19 02:56:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 553 transitions. [2023-11-19 02:56:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:56:07,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:07,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:07,277 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:56:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 254 states and 574 transitions. [2023-11-19 02:56:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 574 transitions. [2023-11-19 02:56:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:56:10,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:10,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:56:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 255 states and 578 transitions. [2023-11-19 02:56:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 578 transitions. [2023-11-19 02:56:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:56:11,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:11,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:56:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 266 states and 612 transitions. [2023-11-19 02:56:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 612 transitions. [2023-11-19 02:56:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:56:15,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:15,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:56:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 268 states and 613 transitions. [2023-11-19 02:56:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 613 transitions. [2023-11-19 02:56:17,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:56:17,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:17,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:56:17,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 269 states and 614 transitions. [2023-11-19 02:56:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 614 transitions. [2023-11-19 02:56:17,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:56:17,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:17,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:56:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:18,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 273 states and 630 transitions. [2023-11-19 02:56:18,330 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 630 transitions. [2023-11-19 02:56:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:56:18,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:18,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:19,520 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.