./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --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 55ce316e71b3537e039a3a4d2127e4eace2c49bce87df09105114bd008c08800 ........................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:53:45,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:53:45,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:53:45,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:53:45,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:53:45,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:53:45,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:53:45,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:53:45,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:53:45,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:53:45,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:53:46,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:53:46,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:53:46,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:53:46,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:53:46,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:53:46,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:53:46,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:53:46,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:53:46,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:53:46,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:53:46,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:53:46,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:53:46,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:53:46,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:53:46,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:53:46,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:53:46,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:53:46,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:53:46,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:53:46,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:53:46,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:53:46,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:53:46,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:53:46,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:53:46,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:53:46,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:53:46,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:53:46,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:53:46,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:53:46,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:53:46,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:53:46,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:53:46,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:53:46,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:53:46,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:53:46,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:53:46,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:53:46,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:53:46,118 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:53:46,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:53:46,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:53:46,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:53:46,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:53:46,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:53:46,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:53:46,127 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:53:46,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:53:46,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:53:46,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:53:46,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:53:46,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:53:46,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:53:46,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:46,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:53:46,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:53:46,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:53:46,132 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:53:46,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:53:46,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:53:46,133 INFO L138 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_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55ce316e71b3537e039a3a4d2127e4eace2c49bce87df09105114bd008c08800 [2021-10-29 02:53:46,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:53:46,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:53:46,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:53:46,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:53:46,466 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:53:46,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c [2021-10-29 02:53:46,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/data/5d566ec28/95ab5fbbbf0a4267a25b3567a15cee63/FLAG1b98db27c [2021-10-29 02:53:47,120 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:53:47,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c [2021-10-29 02:53:47,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/data/5d566ec28/95ab5fbbbf0a4267a25b3567a15cee63/FLAG1b98db27c [2021-10-29 02:53:47,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/data/5d566ec28/95ab5fbbbf0a4267a25b3567a15cee63 [2021-10-29 02:53:47,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:53:47,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:53:47,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:47,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:53:47,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:53:47,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ba70ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47, skipping insertion in model container [2021-10-29 02:53:47,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:53:47,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:53:47,646 WARN L228 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_59e88713-0e18-4adb-944f-f0b6e035e8a8/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c[2044,2057] [2021-10-29 02:53:47,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:47,770 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:53:47,786 WARN L228 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_59e88713-0e18-4adb-944f-f0b6e035e8a8/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c[2044,2057] [2021-10-29 02:53:47,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:47,910 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:53:47,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47 WrapperNode [2021-10-29 02:53:47,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:47,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:47,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:53:47,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:53:47,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:47,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:53:47,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:53:47,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:53:48,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:53:48,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:53:48,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:53:48,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:53:48,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:48,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:48,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:53:48,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:53:48,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:53:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:53:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 02:53:48,124 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 02:53:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 02:53:48,124 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 02:53:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 02:53:48,125 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 02:53:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 02:53:48,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 02:53:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 02:53:48,125 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 02:53:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 02:53:48,126 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 02:53:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-10-29 02:53:48,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-10-29 02:53:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 02:53:48,127 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 02:53:48,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:53:48,127 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 02:53:48,127 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 02:53:48,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:53:48,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:53:49,443 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:53:49,444 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-29 02:53:49,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:49 BoogieIcfgContainer [2021-10-29 02:53:49,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:53:49,448 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:53:49,448 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:53:49,460 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:53:49,460 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:49" (1/1) ... [2021-10-29 02:53:49,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:53:49,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2021-10-29 02:53:49,513 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2021-10-29 02:53:49,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:53:49,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2021-10-29 02:53:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2021-10-29 02:53:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 02:53:49,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2021-10-29 02:53:50,026 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2021-10-29 02:53:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 02:53:50,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 106 transitions. [2021-10-29 02:53:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2021-10-29 02:53:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 02:53:50,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:50,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2021-10-29 02:53:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-10-29 02:53:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 02:53:50,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2021-10-29 02:53:50,554 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2021-10-29 02:53:50,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 02:53:50,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 89 states and 128 transitions. [2021-10-29 02:53:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2021-10-29 02:53:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:53:51,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:51,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 90 states and 129 transitions. [2021-10-29 02:53:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2021-10-29 02:53:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:53:51,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:51,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 91 states and 130 transitions. [2021-10-29 02:53:51,152 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2021-10-29 02:53:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 02:53:51,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:51,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:51,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 134 transitions. [2021-10-29 02:53:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 134 transitions. [2021-10-29 02:53:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:53:51,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:51,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 165 transitions. [2021-10-29 02:53:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2021-10-29 02:53:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:53:52,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:52,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:52,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 166 transitions. [2021-10-29 02:53:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 166 transitions. [2021-10-29 02:53:52,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:53:52,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:52,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:52,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 125 states and 204 transitions. [2021-10-29 02:53:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 204 transitions. [2021-10-29 02:53:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 02:53:54,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:54,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:53:54,161 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:53:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:53:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:53:54,477 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:53:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:53:54,746 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2021-10-29 02:53:54,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:53:54 ImpRootNode [2021-10-29 02:53:54,929 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:53:54,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:53:54,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:53:54,930 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:53:54,931 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:49" (3/4) ... [2021-10-29 02:53:54,933 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 02:53:55,120 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:53:55,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:53:55,124 INFO L168 Benchmark]: Toolchain (without parser) took 7705.14 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 68.1 MB in the beginning and 95.2 MB in the end (delta: -27.1 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,126 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory was 64.9 MB in the beginning and 64.9 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:53:55,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.72 ms. Allocated memory is still 90.2 MB. Free memory was 67.9 MB in the beginning and 57.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.24 ms. Allocated memory is still 90.2 MB. Free memory was 57.2 MB in the beginning and 54.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,128 INFO L168 Benchmark]: Boogie Preprocessor took 38.71 ms. Allocated memory is still 90.2 MB. Free memory was 54.8 MB in the beginning and 52.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,128 INFO L168 Benchmark]: RCFGBuilder took 1410.96 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.7 MB in the beginning and 53.2 MB in the end (delta: -544.5 kB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,129 INFO L168 Benchmark]: CodeCheck took 5481.66 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 52.6 MB in the beginning and 42.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,130 INFO L168 Benchmark]: Witness Printer took 190.44 ms. Allocated memory is still 132.1 MB. Free memory was 42.1 MB in the beginning and 95.2 MB in the end (delta: -53.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:55,132 INFO L339 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: 5.2s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 87808 SDtfs, 24852 SDslu, 40968 SDs, 0 SdLazy, 36326 SolverSat, 11330 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2629 GetRequests, 2541 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2645 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 351 NumberOfCodeBlocks, 351 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 673 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 6/6 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 - CounterExampleResult [Line: 83]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L257] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L454] int cleanupTimeShifts = 4; [L564] int pumpRunning = 0; [L565] int systemActive = 1; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; [L535] int retValue_acc ; [L536] int tmp ; [L878] int retValue_acc ; [L881] retValue_acc = 1 [L882] return (retValue_acc); [L542] tmp = valid_product() [L544] COND TRUE \read(tmp) [L788] int splverifierCounter ; [L789] int tmp ; [L790] int tmp___0 ; [L791] int tmp___1 ; [L792] int tmp___2 ; [L795] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L797] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L799] COND TRUE splverifierCounter < 4 [L805] tmp = __VERIFIER_nondet_int() [L807] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L809] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L906] COND TRUE waterLevel < 2 [L907] waterLevel = waterLevel + 1 [L809] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L815] tmp___0 = __VERIFIER_nondet_int() [L817] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L819] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L918] COND FALSE !(\read(methaneLevelCritical)) [L921] methaneLevelCritical = 1 [L819] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L825] tmp___2 = __VERIFIER_nondet_int() [L827] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L840] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L571] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L578] COND TRUE \read(systemActive) [L652] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L655] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L670] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L626] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L629] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L644] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L600] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L603] COND TRUE ! pumpRunning [L749] int retValue_acc ; [L750] int tmp ; [L751] int tmp___0 ; [L968] int retValue_acc ; [L971] COND FALSE !(waterLevel < 2) [L975] retValue_acc = 0 [L976] return (retValue_acc); [L755] tmp = isHighWaterSensorDry() [L757] COND FALSE !(\read(tmp)) [L760] tmp___0 = 1 [L762] retValue_acc = tmp___0 [L763] return (retValue_acc); [L605] tmp = isHighWaterLevel() [L607] COND TRUE \read(tmp) [L680] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L644] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L670] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L54] int tmp ; [L55] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] return (retValue_acc); [L59] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] tmp = isMethaneLevelCritical() [L61] COND TRUE \read(tmp) [L704] int retValue_acc ; [L707] retValue_acc = pumpRunning [L708] return (retValue_acc); [L63] tmp___0 = isPumpRunning() [L65] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L83] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory was 64.9 MB in the beginning and 64.9 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 494.72 ms. Allocated memory is still 90.2 MB. Free memory was 67.9 MB in the beginning and 57.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.24 ms. Allocated memory is still 90.2 MB. Free memory was 57.2 MB in the beginning and 54.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.71 ms. Allocated memory is still 90.2 MB. Free memory was 54.8 MB in the beginning and 52.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1410.96 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.7 MB in the beginning and 53.2 MB in the end (delta: -544.5 kB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * CodeCheck took 5481.66 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 52.6 MB in the beginning and 42.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. * Witness Printer took 190.44 ms. Allocated memory is still 132.1 MB. Free memory was 42.1 MB in the beginning and 95.2 MB in the end (delta: -53.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 02:53:55,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59e88713-0e18-4adb-944f-f0b6e035e8a8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...