./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3 --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 2e4978c2419e4c1644022dd229f44f68c9d14c10177af084ee11ac932b0c1016 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:18,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:18,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:19:18,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:19:18,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:19:18,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:18,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:18,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:18,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:18,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:18,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:18,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:18,192 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:18,193 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:19:18,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:18,194 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:18,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:18,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:18,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:18,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:18,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:18,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:18,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:18,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:18,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:18,195 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:19:18,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:19:18,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2e4978c2419e4c1644022dd229f44f68c9d14c10177af084ee11ac932b0c1016 [2024-11-25 04:19:18,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:18,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:18,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:18,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:18,514 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:18,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2024-11-25 04:19:21,711 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/data/511c9b09d/56a44460dc054ecdaadea5bf712a82ec/FLAG1fd292544 [2024-11-25 04:19:22,086 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:22,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2024-11-25 04:19:22,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/data/511c9b09d/56a44460dc054ecdaadea5bf712a82ec/FLAG1fd292544 [2024-11-25 04:19:22,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/data/511c9b09d/56a44460dc054ecdaadea5bf712a82ec [2024-11-25 04:19:22,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:22,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:22,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:22,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:22,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:22,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7ce294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22, skipping insertion in model container [2024-11-25 04:19:22,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:22,526 WARN L250 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_1e282486-5f9d-4843-8f3c-7e4efd1097e0/sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c[17041,17054] [2024-11-25 04:19:22,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:22,548 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:22,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [49] [2024-11-25 04:19:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [91] [2024-11-25 04:19:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [457] [2024-11-25 04:19:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [634] [2024-11-25 04:19:22,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [731] [2024-11-25 04:19:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [797] [2024-11-25 04:19:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [835] [2024-11-25 04:19:22,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [844] [2024-11-25 04:19:22,625 WARN L250 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_1e282486-5f9d-4843-8f3c-7e4efd1097e0/sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c[17041,17054] [2024-11-25 04:19:22,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:22,650 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:22,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22 WrapperNode [2024-11-25 04:19:22,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:22,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:22,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:22,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:22,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,702 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 188 [2024-11-25 04:19:22,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:22,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:22,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:22,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:22,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,716 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:22,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:22,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:22,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:22,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:22" (1/1) ... [2024-11-25 04:19:22,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:22,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:22,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:22,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-25 04:19:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-25 04:19:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-25 04:19:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-25 04:19:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-25 04:19:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:19:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-25 04:19:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-25 04:19:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:22,878 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:22,880 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:19:23,173 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-25 04:19:23,173 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:19:23,315 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:19:23,315 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 04:19:23,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:23 BoogieIcfgContainer [2024-11-25 04:19:23,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:19:23,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:19:23,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:19:23,327 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:19:23,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:23" (1/1) ... [2024-11-25 04:19:23,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:19:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2024-11-25 04:19:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2024-11-25 04:19:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:19:23,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:23,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2024-11-25 04:19:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2024-11-25 04:19:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:19:23,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:23,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:23,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2024-11-25 04:19:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2024-11-25 04:19:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:19:24,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:24,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:24,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2024-11-25 04:19:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2024-11-25 04:19:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:19:24,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:24,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2024-11-25 04:19:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2024-11-25 04:19:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 04:19:24,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:24,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2024-11-25 04:19:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2024-11-25 04:19:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:19:24,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:24,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 115 transitions. [2024-11-25 04:19:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2024-11-25 04:19:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 04:19:25,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:25,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:19:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:26,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 139 transitions. [2024-11-25 04:19:26,028 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2024-11-25 04:19:26,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:19:26,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:26,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:26,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:19:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 106 states and 186 transitions. [2024-11-25 04:19:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2024-11-25 04:19:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:19:27,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 107 states and 187 transitions. [2024-11-25 04:19:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 187 transitions. [2024-11-25 04:19:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:19:27,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:27,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 108 states and 188 transitions. [2024-11-25 04:19:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 188 transitions. [2024-11-25 04:19:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:19:27,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:19:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 109 states and 189 transitions. [2024-11-25 04:19:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2024-11-25 04:19:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 04:19:27,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:19:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 110 states and 190 transitions. [2024-11-25 04:19:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2024-11-25 04:19:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:19:28,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:28,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 116 states and 203 transitions. [2024-11-25 04:19:28,623 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 203 transitions. [2024-11-25 04:19:28,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 04:19:28,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:28,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 211 transitions. [2024-11-25 04:19:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 211 transitions. [2024-11-25 04:19:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:19:28,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:28,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 121 states and 212 transitions. [2024-11-25 04:19:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 212 transitions. [2024-11-25 04:19:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:19:28,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:19:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 122 states and 213 transitions. [2024-11-25 04:19:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2024-11-25 04:19:28,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:19:28,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:28,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:29,095 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 132 states and 245 transitions. [2024-11-25 04:19:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 245 transitions. [2024-11-25 04:19:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:19:30,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:30,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 243 transitions. [2024-11-25 04:19:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2024-11-25 04:19:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:19:30,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:30,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:30,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:30,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 134 states and 245 transitions. [2024-11-25 04:19:30,820 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 245 transitions. [2024-11-25 04:19:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:19:30,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:30,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:31,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 135 states and 246 transitions. [2024-11-25 04:19:31,109 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 246 transitions. [2024-11-25 04:19:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:19:31,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:31,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:19:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 139 states and 256 transitions. [2024-11-25 04:19:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 256 transitions. [2024-11-25 04:19:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 04:19:31,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:31,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:31,672 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:19:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 151 states and 289 transitions. [2024-11-25 04:19:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 289 transitions. [2024-11-25 04:19:32,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:19:32,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:32,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 04:19:32,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 152 states and 290 transitions. [2024-11-25 04:19:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 290 transitions. [2024-11-25 04:19:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:19:32,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:32,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:32,854 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:19:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 165 states and 332 transitions. [2024-11-25 04:19:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 332 transitions. [2024-11-25 04:19:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:19:35,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:35,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:19:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 165 states and 332 transitions. [2024-11-25 04:19:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 332 transitions. [2024-11-25 04:19:35,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 04:19:35,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:35,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:19:36,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:36,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 167 states and 338 transitions. [2024-11-25 04:19:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 338 transitions. [2024-11-25 04:19:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:19:36,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:19:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:36,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 167 states and 338 transitions. [2024-11-25 04:19:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 338 transitions. [2024-11-25 04:19:36,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:19:36,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:36,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 169 states and 321 transitions. [2024-11-25 04:19:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 321 transitions. [2024-11-25 04:19:39,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:19:39,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:39,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:39,769 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-25 04:19:39,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 170 states and 321 transitions. [2024-11-25 04:19:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 321 transitions. [2024-11-25 04:19:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:19:39,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:39,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 04:19:40,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:40,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 175 states and 330 transitions. [2024-11-25 04:19:40,089 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 330 transitions. [2024-11-25 04:19:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:19:40,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:40,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:19:40,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:40,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 331 transitions. [2024-11-25 04:19:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 331 transitions. [2024-11-25 04:19:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:19:40,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:40,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:19:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 192 states and 390 transitions. [2024-11-25 04:19:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 390 transitions. [2024-11-25 04:19:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:19:46,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:46,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 04:19:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:47,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 193 states and 391 transitions. [2024-11-25 04:19:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 391 transitions. [2024-11-25 04:19:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:19:47,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:47,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:19:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 194 states and 392 transitions. [2024-11-25 04:19:47,143 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 392 transitions. [2024-11-25 04:19:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:19:47,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:47,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-25 04:19:47,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 196 states and 395 transitions. [2024-11-25 04:19:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 395 transitions. [2024-11-25 04:19:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 04:19:47,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:47,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-25 04:19:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 197 states and 396 transitions. [2024-11-25 04:19:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 396 transitions. [2024-11-25 04:19:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 04:19:47,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:47,895 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:19:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:48,023 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:19:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:48,113 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 37 iterations. [2024-11-25 04:19:48,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:19:48 ImpRootNode [2024-11-25 04:19:48,207 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:19:48,208 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:19:48,208 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:19:48,208 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:19:48,209 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:23" (3/4) ... [2024-11-25 04:19:48,210 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:19:48,333 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 93. [2024-11-25 04:19:48,470 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:19:48,475 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:19:48,475 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:19:48,476 INFO L158 Benchmark]: Toolchain (without parser) took 26342.85ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.7MB in the beginning and 169.9MB in the end (delta: -77.2MB). Peak memory consumption was 152.2MB. Max. memory is 16.1GB. [2024-11-25 04:19:48,476 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:48,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 74.1MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:19:48,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.43ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:48,478 INFO L158 Benchmark]: Boogie Preprocessor took 22.26ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 71.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:48,478 INFO L158 Benchmark]: RCFGBuilder took 589.02ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 45.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:19:48,479 INFO L158 Benchmark]: CodeCheck took 24891.42ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 45.3MB in the beginning and 179.2MB in the end (delta: -134.0MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2024-11-25 04:19:48,483 INFO L158 Benchmark]: Witness Printer took 266.65ms. Allocated memory is still 352.3MB. Free memory was 179.2MB in the beginning and 169.9MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:19:48,485 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, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9141 SdHoareTripleChecker+Valid, 31.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5174 mSDsluCounter, 10507 SdHoareTripleChecker+Invalid, 26.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6785 mSDsCounter, 4185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16467 IncrementalHoareTripleChecker+Invalid, 20652 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4185 mSolverCounterUnsat, 3722 mSDtfsCounter, 16467 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17312 GetRequests, 16996 SyntacticMatches, 10 SemanticMatches, 306 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43014 ImplicationChecksByTransitivity, 17.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 1707 NumberOfCodeBlocks, 1707 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1595 ConstructedInterpolants, 0 QuantifiedInterpolants, 3043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 25 PerfectInterpolantSequences, 642/681 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 840]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L53] int methAndRunningLastTime ; [L261] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L465] int pumpRunning = 0; [L466] int systemActive = 1; [L638] int waterLevel = 1; [L639] int methaneLevelCritical = 0; [L845] int cleanupTimeShifts = 4; [L919] int retValue_acc ; [L920] int tmp ; [L924] FCALL select_helpers() [L925] FCALL select_features() [L926] CALL, EXPR valid_product() [L827] int retValue_acc ; [L830] retValue_acc = 1 [L831] return (retValue_acc); [L926] RET, EXPR valid_product() [L926] tmp = valid_product() [L928] COND TRUE \read(tmp) [L930] FCALL setup() [L931] CALL runTest() [L912] CALL __utac_acc__Specification2_spec__1() [L58] methAndRunningLastTime = 0 [L912] RET __utac_acc__Specification2_spec__1() [L913] CALL test() [L734] int splverifierCounter ; [L735] int tmp ; [L736] int tmp___0 ; [L737] int tmp___1 ; [L738] int tmp___2 ; [L741] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L745] COND TRUE splverifierCounter < 4 [L751] tmp = __VERIFIER_nondet_int() [L753] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L755] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L656] COND TRUE waterLevel < 2 [L657] waterLevel = waterLevel + 1 [L755] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L761] tmp___0 = __VERIFIER_nondet_int() [L763] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L771] tmp___2 = __VERIFIER_nondet_int() [L773] COND FALSE !(\read(tmp___2)) [L777] tmp___1 = __VERIFIER_nondet_int() [L779] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp___1=0, waterLevel=2] [L786] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L472] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L479] COND TRUE \read(systemActive) [L481] CALL processEnvironment() [L501] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L504] COND TRUE ! pumpRunning [L506] CALL, EXPR isHighWaterLevel() [L616] int retValue_acc ; [L617] int tmp ; [L618] int tmp___0 ; [L622] CALL, EXPR isHighWaterSensorDry() [L718] int retValue_acc ; [L721] COND FALSE !(waterLevel < 2) [L725] retValue_acc = 0 [L726] return (retValue_acc); [L622] RET, EXPR isHighWaterSensorDry() [L622] tmp = isHighWaterSensorDry() [L624] COND FALSE !(\read(tmp)) [L627] tmp___0 = 1 [L629] retValue_acc = tmp___0 [L630] return (retValue_acc); [L506] RET, EXPR isHighWaterLevel() [L506] tmp = isHighWaterLevel() [L508] COND TRUE \read(tmp) [L510] CALL activatePump() [L535] int tmp ; [L539] CALL, EXPR isMethaneAlarm() [L560] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L564] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L677] int retValue_acc ; [L680] retValue_acc = methaneLevelCritical [L681] return (retValue_acc); [L564] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L564] retValue_acc = isMethaneLevelCritical() [L566] return (retValue_acc); [L539] RET, EXPR isMethaneAlarm() [L539] tmp = isMethaneAlarm() [L541] COND FALSE !(\read(tmp)) [L545] CALL activatePump__wrappee__highWaterSensor() [L529] pumpRunning = 1 [L545] RET activatePump__wrappee__highWaterSensor() [L510] RET activatePump() [L481] RET processEnvironment() [L487] CALL __utac_acc__Specification2_spec__2() [L63] int tmp ; [L64] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L68] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L677] int retValue_acc ; [L680] retValue_acc = methaneLevelCritical [L681] return (retValue_acc); [L68] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L68] tmp = isMethaneLevelCritical() [L70] COND FALSE !(\read(tmp)) [L86] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L487] RET __utac_acc__Specification2_spec__2() [L786] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=0, waterLevel=2] [L745] COND TRUE splverifierCounter < 4 [L751] tmp = __VERIFIER_nondet_int() [L753] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=0, waterLevel=2] [L761] tmp___0 = __VERIFIER_nondet_int() [L763] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=0, waterLevel=2] [L765] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L668] COND FALSE !(\read(methaneLevelCritical)) [L671] methaneLevelCritical = 1 [L765] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=0, waterLevel=2] [L771] tmp___2 = __VERIFIER_nondet_int() [L773] COND FALSE !(\read(tmp___2)) [L777] tmp___1 = __VERIFIER_nondet_int() [L779] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L786] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L472] COND TRUE \read(pumpRunning) [L474] CALL lowerWaterLevel() [L644] COND TRUE waterLevel > 0 [L645] waterLevel = waterLevel - 1 [L474] RET lowerWaterLevel() [L479] COND TRUE \read(systemActive) [L481] CALL processEnvironment() [L501] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L504] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L519] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L481] RET processEnvironment() [L487] CALL __utac_acc__Specification2_spec__2() [L63] int tmp ; [L64] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L68] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L677] int retValue_acc ; [L680] retValue_acc = methaneLevelCritical [L681] return (retValue_acc); [L68] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L68] tmp = isMethaneLevelCritical() [L70] COND TRUE \read(tmp) [L72] CALL, EXPR isPumpRunning() [L571] int retValue_acc ; [L574] retValue_acc = pumpRunning [L575] return (retValue_acc); [L72] RET, EXPR isPumpRunning() [L72] tmp___0 = isPumpRunning() [L74] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L75] COND FALSE !(\read(methAndRunningLastTime)) [L80] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L487] RET __utac_acc__Specification2_spec__2() [L786] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=1] [L745] COND TRUE splverifierCounter < 4 [L751] tmp = __VERIFIER_nondet_int() [L753] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=1] [L761] tmp___0 = __VERIFIER_nondet_int() [L763] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=1] [L771] tmp___2 = __VERIFIER_nondet_int() [L773] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=1] [L786] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L472] COND TRUE \read(pumpRunning) [L474] CALL lowerWaterLevel() [L644] COND TRUE waterLevel > 0 [L645] waterLevel = waterLevel - 1 [L474] RET lowerWaterLevel() [L479] COND TRUE \read(systemActive) [L481] CALL processEnvironment() [L501] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L504] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L519] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L481] RET processEnvironment() [L487] CALL __utac_acc__Specification2_spec__2() [L63] int tmp ; [L64] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L68] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L677] int retValue_acc ; [L680] retValue_acc = methaneLevelCritical [L681] return (retValue_acc); [L68] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L68] tmp = isMethaneLevelCritical() [L70] COND TRUE \read(tmp) [L72] CALL, EXPR isPumpRunning() [L571] int retValue_acc ; [L574] retValue_acc = pumpRunning [L575] return (retValue_acc); [L72] RET, EXPR isPumpRunning() [L72] tmp___0 = isPumpRunning() [L74] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L75] COND TRUE \read(methAndRunningLastTime) [L77] CALL __automaton_fail() [L840] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 74.1MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.43ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.26ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 71.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 589.02ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 45.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 24891.42ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 45.3MB in the beginning and 179.2MB in the end (delta: -134.0MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. * Witness Printer took 266.65ms. Allocated memory is still 352.3MB. Free memory was 179.2MB in the beginning and 169.9MB in the end (delta: 9.4MB). 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,"Specification2_spec.i","") [49] - GenericResultAtLocation [Line: 91]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [91] - GenericResultAtLocation [Line: 457]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [457] - GenericResultAtLocation [Line: 634]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [634] - GenericResultAtLocation [Line: 731]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [731] - GenericResultAtLocation [Line: 797]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [797] - GenericResultAtLocation [Line: 835]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [835] - GenericResultAtLocation [Line: 844]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [844] RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:19:48,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e282486-5f9d-4843-8f3c-7e4efd1097e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE