./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:48,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:49,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:11:49,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:49,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:49,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:49,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:49,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:49,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:49,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:49,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:49,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:49,109 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:49,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:49,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:49,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:49,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:49,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:49,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:49,114 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:49,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:49,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:49,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:49,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:49,118 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:49,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:49,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:49,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:49,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:49,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:49,122 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:49,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:49,123 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:49,123 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_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 [2023-11-24 23:11:49,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:49,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:49,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:49,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:49,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:49,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2023-11-24 23:11:52,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:53,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:53,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2023-11-24 23:11:53,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/data/c8c352fa5/a42ccfdc8b224490b975d86764dd035c/FLAG4f6141f95 [2023-11-24 23:11:53,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/data/c8c352fa5/a42ccfdc8b224490b975d86764dd035c [2023-11-24 23:11:53,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:53,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:53,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:53,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:53,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:53,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5e1c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53, skipping insertion in model container [2023-11-24 23:11:53,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,452 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:53,770 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_045d0a90-09f1-4416-8172-d8006c0c87e6/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2023-11-24 23:11:53,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:53,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:53,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-24 23:11:53,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [415] [2023-11-24 23:11:53,820 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [453] [2023-11-24 23:11:53,820 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [562] [2023-11-24 23:11:53,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [664] [2023-11-24 23:11:53,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [699] [2023-11-24 23:11:53,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [708] [2023-11-24 23:11:53,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [776] [2023-11-24 23:11:53,902 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_045d0a90-09f1-4416-8172-d8006c0c87e6/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2023-11-24 23:11:53,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:53,936 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:53,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53 WrapperNode [2023-11-24 23:11:53,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:53,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:53,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:53,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:53,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,999 INFO L138 Inliner]: procedures = 56, calls = 100, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 213 [2023-11-24 23:11:53,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:54,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:54,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:54,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:54,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:54,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:54,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:54,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:54,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:54,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:54,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:54,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045d0a90-09f1-4416-8172-d8006c0c87e6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 23:11:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 23:11:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 23:11:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 23:11:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 23:11:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 23:11:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 23:11:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 23:11:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 23:11:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 23:11:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 23:11:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 23:11:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 23:11:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 23:11:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:54,231 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:54,233 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:54,639 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:54,785 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:54,786 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:11:54,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:54 BoogieIcfgContainer [2023-11-24 23:11:54,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:54,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:54,789 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:54,801 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:54,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:54" (1/1) ... [2023-11-24 23:11:54,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-11-24 23:11:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-24 23:11:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:54,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:54,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2023-11-24 23:11:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-24 23:11:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:11:55,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:55,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-24 23:11:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-24 23:11:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:55,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:55,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2023-11-24 23:11:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-11-24 23:11:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:11:56,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2023-11-24 23:11:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2023-11-24 23:11:56,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:11:56,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:56,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2023-11-24 23:11:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2023-11-24 23:11:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:11:56,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:56,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2023-11-24 23:11:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2023-11-24 23:11:57,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:57,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 94 states and 148 transitions. [2023-11-24 23:11:57,979 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2023-11-24 23:11:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:57,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:58,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2023-11-24 23:11:58,104 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-24 23:11:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:11:58,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:58,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2023-11-24 23:11:58,230 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2023-11-24 23:11:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:11:58,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 104 states and 167 transitions. [2023-11-24 23:11:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 167 transitions. [2023-11-24 23:11:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:11:58,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:58,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 106 states and 170 transitions. [2023-11-24 23:11:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2023-11-24 23:11:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:11:59,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 107 states and 172 transitions. [2023-11-24 23:11:59,628 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2023-11-24 23:11:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:11:59,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 109 states and 176 transitions. [2023-11-24 23:11:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2023-11-24 23:11:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:11:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:59,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 192 transitions. [2023-11-24 23:12:00,794 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 192 transitions. [2023-11-24 23:12:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:12:00,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:00,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:01,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:03,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 127 states and 214 transitions. [2023-11-24 23:12:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2023-11-24 23:12:03,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:12:03,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:03,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 215 transitions. [2023-11-24 23:12:04,049 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2023-11-24 23:12:04,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:12:04,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:04,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:04,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 134 states and 229 transitions. [2023-11-24 23:12:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2023-11-24 23:12:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:12:04,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:04,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 141 states and 247 transitions. [2023-11-24 23:12:05,073 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 247 transitions. [2023-11-24 23:12:05,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:12:05,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 146 states and 258 transitions. [2023-11-24 23:12:05,611 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 258 transitions. [2023-11-24 23:12:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:12:05,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 148 states and 260 transitions. [2023-11-24 23:12:05,906 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 260 transitions. [2023-11-24 23:12:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:12:05,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:05,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 149 states and 261 transitions. [2023-11-24 23:12:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 261 transitions. [2023-11-24 23:12:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:12:06,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:12:08,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 156 states and 286 transitions. [2023-11-24 23:12:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 286 transitions. [2023-11-24 23:12:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:12:08,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:08,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:12,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 174 states and 340 transitions. [2023-11-24 23:12:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2023-11-24 23:12:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:12:12,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:12,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 174 states and 339 transitions. [2023-11-24 23:12:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 339 transitions. [2023-11-24 23:12:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:12:13,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:13,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:21,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:21,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 198 states and 427 transitions. [2023-11-24 23:12:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 427 transitions. [2023-11-24 23:12:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:12:21,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:21,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 203 states and 434 transitions. [2023-11-24 23:12:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 434 transitions. [2023-11-24 23:12:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:12:23,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:23,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:12:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 204 states and 436 transitions. [2023-11-24 23:12:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 436 transitions. [2023-11-24 23:12:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:12:24,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:24,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:24,391 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:12:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 208 states and 441 transitions. [2023-11-24 23:12:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 441 transitions. [2023-11-24 23:12:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:12:24,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:24,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:25,843 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 224 states and 492 transitions. [2023-11-24 23:12:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 492 transitions. [2023-11-24 23:12:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:12:30,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:30,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 225 states and 493 transitions. [2023-11-24 23:12:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 493 transitions. [2023-11-24 23:12:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:12:30,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:30,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 233 states and 524 transitions. [2023-11-24 23:12:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 524 transitions. [2023-11-24 23:12:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:12:33,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:33,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:33,172 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:12:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:33,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 234 states and 526 transitions. [2023-11-24 23:12:33,643 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 526 transitions. [2023-11-24 23:12:33,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:33,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:33,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 235 states and 529 transitions. [2023-11-24 23:12:34,488 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 529 transitions. [2023-11-24 23:12:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:12:34,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:34,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:12:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 239 states and 532 transitions. [2023-11-24 23:12:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 532 transitions. [2023-11-24 23:12:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:35,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:35,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:35,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 239 states and 532 transitions. [2023-11-24 23:12:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 532 transitions. [2023-11-24 23:12:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:35,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:35,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 239 states and 532 transitions. [2023-11-24 23:12:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 532 transitions. [2023-11-24 23:12:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:35,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:35,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 240 states and 535 transitions. [2023-11-24 23:12:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 535 transitions. [2023-11-24 23:12:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:12:36,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:36,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 240 states and 534 transitions. [2023-11-24 23:12:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 534 transitions. [2023-11-24 23:12:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:37,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:37,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 240 states and 534 transitions. [2023-11-24 23:12:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 534 transitions. [2023-11-24 23:12:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:12:37,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:37,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 240 states and 534 transitions. [2023-11-24 23:12:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 534 transitions. [2023-11-24 23:12:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:12:37,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:37,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:37,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 240 states and 534 transitions. [2023-11-24 23:12:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 534 transitions. [2023-11-24 23:12:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:12:37,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:37,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat