./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9 --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 b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:19:53,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:19:53,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:19:53,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:19:53,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:19:53,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:19:53,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:19:53,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:19:53,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:19:53,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:19:53,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:19:53,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:19:53,778 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:19:53,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:19:53,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:19:53,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:19:53,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:19:53,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:19:53,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:19:53,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:19:53,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:19:53,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:19:53,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:19:53,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:19:53,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:19:53,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:19:53,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:19:53,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:19:53,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:19:53,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:19:53,786 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:19:53,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:19:53,787 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:19:53,787 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_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 [2023-12-03 02:19:54,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:19:54,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:19:54,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:19:54,050 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:19:54,050 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:19:54,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2023-12-03 02:19:57,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:19:57,704 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:19:57,705 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2023-12-03 02:19:57,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/data/83f0fc0ca/ca450db045c44093911513bd34ffa59d/FLAGd173ee799 [2023-12-03 02:19:57,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/data/83f0fc0ca/ca450db045c44093911513bd34ffa59d [2023-12-03 02:19:57,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:19:57,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:19:57,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:19:57,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:19:57,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:19:57,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:19:57" (1/1) ... [2023-12-03 02:19:57,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785b4ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:57, skipping insertion in model container [2023-12-03 02:19:57,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:19:57" (1/1) ... [2023-12-03 02:19:57,812 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:19:58,008 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_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2023-12-03 02:19:58,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:19:58,115 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:19:58,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-12-03 02:19:58,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [155] [2023-12-03 02:19:58,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [190] [2023-12-03 02:19:58,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [255] [2023-12-03 02:19:58,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [433] [2023-12-03 02:19:58,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [523] [2023-12-03 02:19:58,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [532] [2023-12-03 02:19:58,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [571] [2023-12-03 02:19:58,156 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_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2023-12-03 02:19:58,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:19:58,218 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:19:58,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58 WrapperNode [2023-12-03 02:19:58,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:19:58,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:19:58,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:19:58,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:19:58,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,245 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,273 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 22, calls inlined = 17, statements flattened = 168 [2023-12-03 02:19:58,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:19:58,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:19:58,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:19:58,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:19:58,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:19:58,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:19:58,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:19:58,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:19:58,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:19:58,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:19:58,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:19:58,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:19:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:19:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-03 02:19:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-03 02:19:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-03 02:19:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-03 02:19:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-03 02:19:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-03 02:19:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-03 02:19:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-03 02:19:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-03 02:19:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-03 02:19:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:19:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-03 02:19:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-03 02:19:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:19:58,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:19:58,479 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:19:58,482 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:19:58,735 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:19:58,845 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:19:58,845 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:19:58,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:19:58 BoogieIcfgContainer [2023-12-03 02:19:58,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:19:58,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:19:58,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:19:58,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:19:58,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:19:58" (1/1) ... [2023-12-03 02:19:58,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:19:58,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:19:58,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-12-03 02:19:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-12-03 02:19:58,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:19:58,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:19:58,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:19:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:19:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:19:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:19:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2023-12-03 02:19:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-03 02:19:59,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:19:59,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:19:59,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:19:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:19:59,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:19:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:19:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-12-03 02:19:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-12-03 02:19:59,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:19:59,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:19:59,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:19:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:19:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:19:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:19:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-12-03 02:19:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-12-03 02:19:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:19:59,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:19:59,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:19:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:19:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2023-12-03 02:20:00,025 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2023-12-03 02:20:00,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:20:00,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2023-12-03 02:20:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2023-12-03 02:20:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:20:00,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2023-12-03 02:20:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2023-12-03 02:20:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:20:00,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2023-12-03 02:20:00,724 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2023-12-03 02:20:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:20:00,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2023-12-03 02:20:00,817 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2023-12-03 02:20:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:20:00,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 92 states and 143 transitions. [2023-12-03 02:20:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 143 transitions. [2023-12-03 02:20:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:20:00,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:00,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 144 transitions. [2023-12-03 02:20:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 144 transitions. [2023-12-03 02:20:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:20:01,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:20:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 94 states and 145 transitions. [2023-12-03 02:20:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2023-12-03 02:20:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:20:01,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:01,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 99 states and 154 transitions. [2023-12-03 02:20:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2023-12-03 02:20:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:20:01,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2023-12-03 02:20:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2023-12-03 02:20:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:20:01,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:01,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2023-12-03 02:20:01,414 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2023-12-03 02:20:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:20:01,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:01,505 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 02:20:01,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 108 states and 179 transitions. [2023-12-03 02:20:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2023-12-03 02:20:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:20:01,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:01,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 126 states and 226 transitions. [2023-12-03 02:20:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 226 transitions. [2023-12-03 02:20:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:20:03,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:03,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 02:20:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 127 states and 227 transitions. [2023-12-03 02:20:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 227 transitions. [2023-12-03 02:20:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:20:04,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:04,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 02:20:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 225 transitions. [2023-12-03 02:20:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 225 transitions. [2023-12-03 02:20:04,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:20:04,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:04,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 130 states and 232 transitions. [2023-12-03 02:20:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2023-12-03 02:20:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:20:04,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:04,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 131 states and 233 transitions. [2023-12-03 02:20:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2023-12-03 02:20:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:20:04,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:04,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 240 transitions. [2023-12-03 02:20:04,942 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2023-12-03 02:20:04,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:20:04,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:04,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:05,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 133 states and 238 transitions. [2023-12-03 02:20:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2023-12-03 02:20:05,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:20:05,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:20:05,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:20:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:20:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:20:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:20:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 38 states and 41 transitions. [2023-12-03 02:20:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2023-12-03 02:20:06,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:20:06,767 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2023-12-03 02:20:06,776 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 02:20:07,115 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,120 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,120 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,121 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,121 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-03 02:20:07,124 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,125 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,125 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,125 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-03 02:20:07,125 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,126 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-03 02:20:07,127 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:20:07,127 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2023-12-03 02:20:07,128 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-03 02:20:07,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:20:07 ImpRootNode [2023-12-03 02:20:07,129 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:20:07,130 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:20:07,130 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:20:07,130 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:20:07,131 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:19:58" (3/4) ... [2023-12-03 02:20:07,133 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:20:07,137 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-03 02:20:07,137 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-03 02:20:07,137 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-12-03 02:20:07,137 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-03 02:20:07,137 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-03 02:20:07,138 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-03 02:20:07,146 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-12-03 02:20:07,146 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 02:20:07,147 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 02:20:07,148 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:20:07,148 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:20:07,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,182 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((pumpRunning == \old(pumpRunning))) || (tmp == methaneLevelCritical)) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methAndRunningLastTime == 0) || !((pumpRunning == \old(pumpRunning)))) || (!((\old(pumpRunning) == 0)) && !((methaneLevelCritical == 0)))) [2023-12-03 02:20:07,221 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,222 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,222 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((pumpRunning == \old(pumpRunning))) || (tmp == methaneLevelCritical)) || !((methAndRunningLastTime == 0))) [2023-12-03 02:20:07,222 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methAndRunningLastTime == 0) || !((pumpRunning == \old(pumpRunning)))) || (!((\old(pumpRunning) == 0)) && !((methaneLevelCritical == 0)))) [2023-12-03 02:20:07,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:20:07,283 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:20:07,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:20:07,284 INFO L158 Benchmark]: Toolchain (without parser) took 9543.59ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 76.9MB in the beginning and 179.9MB in the end (delta: -103.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-12-03 02:20:07,284 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:20:07,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.74ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 100.9MB in the end (delta: -24.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:20:07,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.89ms. Allocated memory is still 134.2MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:20:07,285 INFO L158 Benchmark]: Boogie Preprocessor took 27.35ms. Allocated memory is still 134.2MB. Free memory was 98.8MB in the beginning and 97.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:20:07,285 INFO L158 Benchmark]: RCFGBuilder took 545.16ms. Allocated memory is still 134.2MB. Free memory was 97.6MB in the beginning and 74.0MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:20:07,286 INFO L158 Benchmark]: CodeCheck took 8280.12ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 74.0MB in the beginning and 151.1MB in the end (delta: -77.1MB). Peak memory consumption was 977.6kB. Max. memory is 16.1GB. [2023-12-03 02:20:07,286 INFO L158 Benchmark]: Witness Printer took 153.24ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 179.9MB in the end (delta: -28.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:20:07,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4164 SdHoareTripleChecker+Valid, 9.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2078 mSDsluCounter, 4613 SdHoareTripleChecker+Invalid, 7.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2803 mSDsCounter, 1212 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4803 IncrementalHoareTripleChecker+Invalid, 6015 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1212 mSolverCounterUnsat, 1810 mSDtfsCounter, 4803 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7223 GetRequests, 7086 SyntacticMatches, 1 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7630 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 817 NumberOfCodeBlocks, 817 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 794 ConstructedInterpolants, 0 QuantifiedInterpolants, 1601 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 17 PerfectInterpolantSequences, 194/209 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 528]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((tmp == systemActive) && (pumpRunning == 0)) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((!((pumpRunning == \old(pumpRunning))) || (tmp == methaneLevelCritical)) || !((methAndRunningLastTime == 0))) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0) || !((pumpRunning == \old(pumpRunning)))) || (!((\old(pumpRunning) == 0)) && !((methaneLevelCritical == 0)))) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) || !((methAndRunningLastTime == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.74ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 100.9MB in the end (delta: -24.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.89ms. Allocated memory is still 134.2MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.35ms. Allocated memory is still 134.2MB. Free memory was 98.8MB in the beginning and 97.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.16ms. Allocated memory is still 134.2MB. Free memory was 97.6MB in the beginning and 74.0MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 8280.12ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 74.0MB in the beginning and 151.1MB in the end (delta: -77.1MB). Peak memory consumption was 977.6kB. Max. memory is 16.1GB. * Witness Printer took 153.24ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 179.9MB in the end (delta: -28.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] - GenericResultAtLocation [Line: 155]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [155] - GenericResultAtLocation [Line: 190]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [190] - GenericResultAtLocation [Line: 255]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [255] - GenericResultAtLocation [Line: 433]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [433] - GenericResultAtLocation [Line: 523]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [523] - GenericResultAtLocation [Line: 532]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [532] - GenericResultAtLocation [Line: 571]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [571] RESULT: Ultimate proved your program to be correct! [2023-12-03 02:20:07,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e433b8-b1b9-4d42-a1d7-895fe02553bf/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE