./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:51,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:51,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:50:51,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:51,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:51,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:51,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:51,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:51,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:51,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:51,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:51,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:51,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:50:51,232 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:51,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:50:51,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:51,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:51,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:51,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:51,236 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:50:51,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:51,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:51,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:51,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:51,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:51,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:51,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:51,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:51,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:51,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:51,243 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:51,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:51,244 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:51,245 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_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 [2023-11-19 02:50:51,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:51,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:51,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:51,574 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:51,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:51,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2023-11-19 02:50:55,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:55,554 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:55,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2023-11-19 02:50:55,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/data/f67c87a06/47a3e9b189b544909c8b5ee6aaa7446a/FLAG39b9c254b [2023-11-19 02:50:55,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/data/f67c87a06/47a3e9b189b544909c8b5ee6aaa7446a [2023-11-19 02:50:55,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:55,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:55,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:55,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:55,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:55,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:55" (1/1) ... [2023-11-19 02:50:55,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7903800f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:55, skipping insertion in model container [2023-11-19 02:50:55,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:55" (1/1) ... [2023-11-19 02:50:55,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:55,985 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_f921f11f-8dfb-44c8-8218-e9621cad9768/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2023-11-19 02:50:56,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:56,118 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:56,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2023-11-19 02:50:56,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [254] [2023-11-19 02:50:56,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [322] [2023-11-19 02:50:56,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [331] [2023-11-19 02:50:56,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [432] [2023-11-19 02:50:56,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [471] [2023-11-19 02:50:56,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [506] [2023-11-19 02:50:56,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [596] [2023-11-19 02:50:56,155 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_f921f11f-8dfb-44c8-8218-e9621cad9768/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2023-11-19 02:50:56,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:56,268 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:56,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56 WrapperNode [2023-11-19 02:50:56,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:56,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:56,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:56,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:56,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,300 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,337 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 177 [2023-11-19 02:50:56,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:56,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:56,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:56,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:56,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:56,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:56,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:56,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:56,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:56" (1/1) ... [2023-11-19 02:50:56,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:56,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:56,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:56,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:56,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:56,493 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:50:56,493 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:50:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:50:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:50:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 02:50:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 02:50:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:50:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:50:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:50:56,497 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:50:56,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:50:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:50:56,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 02:50:56,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 02:50:56,499 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 02:50:56,499 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 02:50:56,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:56,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:50:56,499 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:50:56,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:56,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:56,592 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:56,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:56,925 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:57,143 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:57,143 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:50:57,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:57 BoogieIcfgContainer [2023-11-19 02:50:57,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:57,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:57,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:57,170 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:57,171 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:57" (1/1) ... [2023-11-19 02:50:57,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:57,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2023-11-19 02:50:57,244 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2023-11-19 02:50:57,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:57,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2023-11-19 02:50:57,477 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2023-11-19 02:50:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:57,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 68 states and 87 transitions. [2023-11-19 02:50:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2023-11-19 02:50:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:57,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2023-11-19 02:50:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2023-11-19 02:50:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:57,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2023-11-19 02:50:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2023-11-19 02:50:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:58,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:58,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2023-11-19 02:50:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2023-11-19 02:50:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:58,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:58,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:58,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2023-11-19 02:50:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2023-11-19 02:50:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:50:58,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 114 states and 179 transitions. [2023-11-19 02:50:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2023-11-19 02:50:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:50:59,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:59,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 184 transitions. [2023-11-19 02:51:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2023-11-19 02:51:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:51:00,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:00,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 114 states and 178 transitions. [2023-11-19 02:51:00,517 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 178 transitions. [2023-11-19 02:51:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:51:00,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 117 states and 183 transitions. [2023-11-19 02:51:00,612 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 183 transitions. [2023-11-19 02:51:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:51:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:00,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 122 states and 193 transitions. [2023-11-19 02:51:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 193 transitions. [2023-11-19 02:51:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:51:00,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:51:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 127 states and 202 transitions. [2023-11-19 02:51:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 202 transitions. [2023-11-19 02:51:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:51:01,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:01,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 135 states and 225 transitions. [2023-11-19 02:51:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 225 transitions. [2023-11-19 02:51:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:51:02,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:02,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:51:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:03,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 136 states and 228 transitions. [2023-11-19 02:51:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2023-11-19 02:51:03,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:51:03,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:03,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 229 transitions. [2023-11-19 02:51:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2023-11-19 02:51:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:51:03,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:03,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:51:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 235 transitions. [2023-11-19 02:51:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 235 transitions. [2023-11-19 02:51:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:51:03,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:03,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:51:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 149 states and 265 transitions. [2023-11-19 02:51:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 265 transitions. [2023-11-19 02:51:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:51:05,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:05,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 156 states and 282 transitions. [2023-11-19 02:51:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 282 transitions. [2023-11-19 02:51:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:51:06,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:06,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:51:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 167 states and 301 transitions. [2023-11-19 02:51:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 301 transitions. [2023-11-19 02:51:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:51:08,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:51:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 169 states and 309 transitions. [2023-11-19 02:51:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 309 transitions. [2023-11-19 02:51:08,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 02:51:08,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,780 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:51:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 172 states and 312 transitions. [2023-11-19 02:51:08,823 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 312 transitions. [2023-11-19 02:51:08,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:51:08,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:08,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:08,885 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 02:51:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 72 states and 88 transitions. [2023-11-19 02:51:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-19 02:51:08,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:51:08,931 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-11-19 02:51:08,940 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:51:09,219 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-19 02:51:09,228 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,228 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,228 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,229 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,229 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,229 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:51:09,231 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,231 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,231 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,232 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,232 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,232 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:51:09,232 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 02:51:09,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:51:09 ImpRootNode [2023-11-19 02:51:09,235 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:51:09,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:51:09,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:51:09,237 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:51:09,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:57" (3/4) ... [2023-11-19 02:51:09,240 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:51:09,244 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-19 02:51:09,244 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 02:51:09,244 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 02:51:09,245 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 02:51:09,245 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 02:51:09,245 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 02:51:09,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 02:51:09,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:51:09,246 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 02:51:09,264 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2023-11-19 02:51:09,265 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 02:51:09,266 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 02:51:09,266 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:51:09,267 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:51:09,318 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((1 == systemActive))) [2023-11-19 02:51:09,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 02:51:09,378 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((1 == systemActive))) [2023-11-19 02:51:09,379 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 02:51:09,439 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:51:09,439 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:51:09,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:51:09,441 INFO L158 Benchmark]: Toolchain (without parser) took 13833.90ms. Allocated memory was 132.1MB in the beginning and 218.1MB in the end (delta: 86.0MB). Free memory was 86.0MB in the beginning and 179.2MB in the end (delta: -93.2MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,441 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:09,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.45ms. Allocated memory is still 132.1MB. Free memory was 85.5MB in the beginning and 66.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.72ms. Allocated memory is still 132.1MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,442 INFO L158 Benchmark]: Boogie Preprocessor took 41.81ms. Allocated memory is still 132.1MB. Free memory was 64.4MB in the beginning and 62.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,443 INFO L158 Benchmark]: RCFGBuilder took 774.43ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 62.9MB in the beginning and 144.5MB in the end (delta: -81.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,443 INFO L158 Benchmark]: CodeCheck took 12077.84ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 144.5MB in the beginning and 62.1MB in the end (delta: 82.4MB). Peak memory consumption was 120.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,444 INFO L158 Benchmark]: Witness Printer took 203.60ms. Allocated memory is still 218.1MB. Free memory was 62.1MB in the beginning and 179.2MB in the end (delta: -117.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:09,446 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 10 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4955 SdHoareTripleChecker+Valid, 11.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2192 mSDsluCounter, 5407 SdHoareTripleChecker+Invalid, 10.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3208 mSDsCounter, 1703 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6582 IncrementalHoareTripleChecker+Invalid, 8285 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1703 mSolverCounterUnsat, 2199 mSDtfsCounter, 6582 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9311 GetRequests, 9122 SyntacticMatches, 17 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11359 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 956 NumberOfCodeBlocks, 956 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 934 ConstructedInterpolants, 0 QuantifiedInterpolants, 1809 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 17 PerfectInterpolantSequences, 236/247 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: 327]: 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: 419]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((1 == systemActive))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 659.45ms. Allocated memory is still 132.1MB. Free memory was 85.5MB in the beginning and 66.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.72ms. Allocated memory is still 132.1MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.81ms. Allocated memory is still 132.1MB. Free memory was 64.4MB in the beginning and 62.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.43ms. Allocated memory was 132.1MB in the beginning and 180.4MB in the end (delta: 48.2MB). Free memory was 62.9MB in the beginning and 144.5MB in the end (delta: -81.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * CodeCheck took 12077.84ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 144.5MB in the beginning and 62.1MB in the end (delta: 82.4MB). Peak memory consumption was 120.1MB. Max. memory is 16.1GB. * Witness Printer took 203.60ms. Allocated memory is still 218.1MB. Free memory was 62.1MB in the beginning and 179.2MB in the end (delta: -117.0MB). Peak memory consumption was 2.1MB. 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 254]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [254] - GenericResultAtLocation [Line: 322]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [322] - GenericResultAtLocation [Line: 331]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [331] - GenericResultAtLocation [Line: 432]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [432] - GenericResultAtLocation [Line: 471]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [471] - GenericResultAtLocation [Line: 506]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [506] - GenericResultAtLocation [Line: 596]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [596] RESULT: Ultimate proved your program to be correct! [2023-11-19 02:51:09,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f921f11f-8dfb-44c8-8218-e9621cad9768/bin/ukojak-verify-G8NBE6pJGL/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