./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/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 e2e0ba6a085074e8295b6882a51ff57a646359fc725b3e12397ae540b49c1d93 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:35:01,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:35:01,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:35:01,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:35:01,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:35:01,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:35:01,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:35:01,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:35:01,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:35:01,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:35:01,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:35:01,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:35:01,632 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:35:01,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:35:01,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:35:01,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:35:01,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:35:01,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:35:01,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:35:01,636 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:35:01,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:35:01,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:35:01,637 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:35:01,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:35:01,638 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:35:01,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:35:01,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:35:01,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:35:01,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:35:01,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:35:01,641 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:35:01,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:35:01,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:35:01,642 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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2e0ba6a085074e8295b6882a51ff57a646359fc725b3e12397ae540b49c1d93 [2023-12-03 02:35:01,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:35:01,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:35:01,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:35:01,886 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:35:01,887 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:35:01,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2023-12-03 02:35:04,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:35:04,824 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:35:04,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2023-12-03 02:35:04,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/data/615d0a4aa/30e815375b3b4430981377197294a8c4/FLAGa54e8f963 [2023-12-03 02:35:04,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/data/615d0a4aa/30e815375b3b4430981377197294a8c4 [2023-12-03 02:35:04,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:35:04,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:35:04,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:35:04,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:35:04,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:35:04,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:35:04" (1/1) ... [2023-12-03 02:35:04,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1909324f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:04, skipping insertion in model container [2023-12-03 02:35:04,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:35:04" (1/1) ... [2023-12-03 02:35:04,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:35:05,149 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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13988,14001] [2023-12-03 02:35:05,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:35:05,181 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:35:05,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-12-03 02:35:05,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [150] [2023-12-03 02:35:05,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [252] [2023-12-03 02:35:05,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [618] [2023-12-03 02:35:05,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [627] [2023-12-03 02:35:05,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [692] [2023-12-03 02:35:05,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [848] [2023-12-03 02:35:05,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [882] [2023-12-03 02:35:05,239 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_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13988,14001] [2023-12-03 02:35:05,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:35:05,268 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:35:05,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05 WrapperNode [2023-12-03 02:35:05,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:35:05,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:35:05,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:35:05,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:35:05,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,313 INFO L138 Inliner]: procedures = 52, calls = 94, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 176 [2023-12-03 02:35:05,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:35:05,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:35:05,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:35:05,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:35:05,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:35:05,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:35:05,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:35:05,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:35:05,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:35:05,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:35:05,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:35:05,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:35:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-03 02:35:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-03 02:35:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-03 02:35:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-03 02:35:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-03 02:35:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-03 02:35:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:35:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-03 02:35:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-03 02:35:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:35:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:35:05,476 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:35:05,478 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:35:05,681 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:35:05,783 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:35:05,783 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:35:05,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:05 BoogieIcfgContainer [2023-12-03 02:35:05,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:35:05,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:35:05,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:35:05,797 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:35:05,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:05" (1/1) ... [2023-12-03 02:35:05,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:35:05,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-12-03 02:35:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-12-03 02:35:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:35:05,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,021 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 02:35:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2023-12-03 02:35:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-03 02:35:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:35:06,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,159 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 02:35:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-12-03 02:35:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-12-03 02:35:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:35:06,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,302 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 02:35:06,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-12-03 02:35:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-12-03 02:35:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:35:06,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,554 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 02:35:06,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2023-12-03 02:35:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2023-12-03 02:35:06,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:35:06,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,684 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 02:35:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2023-12-03 02:35:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2023-12-03 02:35:06,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:35:06,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,759 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 02:35:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:06,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2023-12-03 02:35:06,774 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2023-12-03 02:35:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:35:06,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:06,832 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 02:35:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2023-12-03 02:35:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2023-12-03 02:35:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:35:07,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:07,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:07,356 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 02:35:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 97 states and 156 transitions. [2023-12-03 02:35:08,080 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 156 transitions. [2023-12-03 02:35:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:35:08,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,125 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 02:35:08,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2023-12-03 02:35:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2023-12-03 02:35:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:35:08,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,189 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 02:35:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2023-12-03 02:35:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-12-03 02:35:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:35:08,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,350 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 02:35:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 154 transitions. [2023-12-03 02:35:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2023-12-03 02:35:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:35:08,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,498 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 02:35:08,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 163 transitions. [2023-12-03 02:35:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 163 transitions. [2023-12-03 02:35:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:35:08,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,644 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 02:35:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 166 transitions. [2023-12-03 02:35:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 166 transitions. [2023-12-03 02:35:08,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:35:08,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,765 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 02:35:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 105 states and 169 transitions. [2023-12-03 02:35:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 169 transitions. [2023-12-03 02:35:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:35:08,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,847 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 02:35:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 174 transitions. [2023-12-03 02:35:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2023-12-03 02:35:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:35:08,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 02:35:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 122 states and 211 transitions. [2023-12-03 02:35:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 211 transitions. [2023-12-03 02:35:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:35:09,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:09,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:09,541 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 02:35:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 129 states and 234 transitions. [2023-12-03 02:35:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 234 transitions. [2023-12-03 02:35:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:35:10,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:10,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 02:35:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:10,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 130 states and 235 transitions. [2023-12-03 02:35:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 235 transitions. [2023-12-03 02:35:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:35:10,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:10,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 02:35:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 131 states and 236 transitions. [2023-12-03 02:35:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 236 transitions. [2023-12-03 02:35:10,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:35:10,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:10,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:35:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 132 states and 227 transitions. [2023-12-03 02:35:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 227 transitions. [2023-12-03 02:35:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:35:10,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:10,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 02:35:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 133 states and 225 transitions. [2023-12-03 02:35:11,027 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 225 transitions. [2023-12-03 02:35:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:35:11,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:11,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 02:35:11,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 138 states and 234 transitions. [2023-12-03 02:35:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 234 transitions. [2023-12-03 02:35:11,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:35:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:11,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 02:35:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 139 states and 235 transitions. [2023-12-03 02:35:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 235 transitions. [2023-12-03 02:35:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:35:11,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:11,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 02:35:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 140 states and 236 transitions. [2023-12-03 02:35:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 236 transitions. [2023-12-03 02:35:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:35:11,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:11,375 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 02:35:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 67 states and 87 transitions. [2023-12-03 02:35:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 87 transitions. [2023-12-03 02:35:11,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:35:11,401 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2023-12-03 02:35:11,408 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 02:35:11,596 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,600 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,600 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,600 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,600 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-03 02:35:11,602 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,603 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2023-12-03 02:35:11,604 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,604 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,604 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-03 02:35:11,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:35:11,605 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-03 02:35:11,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:35:11 ImpRootNode [2023-12-03 02:35:11,606 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:35:11,607 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:35:11,607 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:35:11,607 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:35:11,607 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:05" (3/4) ... [2023-12-03 02:35:11,609 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:35:11,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-03 02:35:11,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-03 02:35:11,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-03 02:35:11,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-03 02:35:11,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-12-03 02:35:11,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-03 02:35:11,618 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2023-12-03 02:35:11,618 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-03 02:35:11,619 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 02:35:11,619 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:35:11,620 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:35:11,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) || (0 == systemActive)) [2023-12-03 02:35:11,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) [2023-12-03 02:35:11,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) || ((0 < tmp) && (1 < waterLevel))) [2023-12-03 02:35:11,681 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) || (0 == systemActive)) [2023-12-03 02:35:11,681 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) [2023-12-03 02:35:11,682 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) || ((0 < tmp) && (1 < waterLevel))) [2023-12-03 02:35:11,722 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:35:11,723 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:35:11,723 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:35:11,723 INFO L158 Benchmark]: Toolchain (without parser) took 6869.43ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 102.7MB in the beginning and 74.1MB in the end (delta: 28.6MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,724 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:35:11,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.64ms. Allocated memory is still 144.7MB. Free memory was 102.7MB in the beginning and 107.8MB in the end (delta: -5.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.21ms. Allocated memory is still 144.7MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,725 INFO L158 Benchmark]: Boogie Preprocessor took 30.19ms. Allocated memory is still 144.7MB. Free memory was 105.7MB in the beginning and 104.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,726 INFO L158 Benchmark]: RCFGBuilder took 440.37ms. Allocated memory is still 144.7MB. Free memory was 104.3MB in the beginning and 79.9MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,726 INFO L158 Benchmark]: CodeCheck took 5819.99ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 79.9MB in the beginning and 81.4MB in the end (delta: -1.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,726 INFO L158 Benchmark]: Witness Printer took 116.19ms. Allocated memory is still 209.7MB. Free memory was 80.4MB in the beginning and 74.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:35:11,728 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: 5.6s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4872 SdHoareTripleChecker+Valid, 8.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2401 mSDsluCounter, 5301 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3465 mSDsCounter, 1351 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5671 IncrementalHoareTripleChecker+Invalid, 7022 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1351 mSolverCounterUnsat, 1836 mSDtfsCounter, 5671 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8661 GetRequests, 8542 SyntacticMatches, 11 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4609 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 953 NumberOfCodeBlocks, 953 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 928 ConstructedInterpolants, 0 QuantifiedInterpolants, 1743 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 22 PerfectInterpolantSequences, 299/306 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: 623]: 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: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((tmp == systemActive) && (pumpRunning == 0)) && (waterLevel <= 1)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) || ((0 < tmp) && (1 < waterLevel))) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (1 < waterLevel)) || (0 == systemActive)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.64ms. Allocated memory is still 144.7MB. Free memory was 102.7MB in the beginning and 107.8MB in the end (delta: -5.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.21ms. Allocated memory is still 144.7MB. Free memory was 107.8MB in the beginning and 105.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.19ms. Allocated memory is still 144.7MB. Free memory was 105.7MB in the beginning and 104.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.37ms. Allocated memory is still 144.7MB. Free memory was 104.3MB in the beginning and 79.9MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 5819.99ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 79.9MB in the beginning and 81.4MB in the end (delta: -1.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * Witness Printer took 116.19ms. Allocated memory is still 209.7MB. Free memory was 80.4MB in the beginning and 74.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 150]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [150] - GenericResultAtLocation [Line: 252]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [252] - GenericResultAtLocation [Line: 618]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [618] - GenericResultAtLocation [Line: 627]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [627] - GenericResultAtLocation [Line: 692]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [692] - GenericResultAtLocation [Line: 848]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [848] - GenericResultAtLocation [Line: 882]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [882] RESULT: Ultimate proved your program to be correct! [2023-12-03 02:35:11,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f5656b-7b8c-4e7f-97eb-4d557839b6e6/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