./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/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 9a3827b4b3d19f95c620af38f0e4f5ff9ca95e734fa5646c78162250800aed09 ......................................................................................................................................................................................................................................................................................................................................................................... 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 03:44:53,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:44:53,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:44:53,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:44:53,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:44:54,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:44:54,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:44:54,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:44:54,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:44:54,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:44:54,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:44:54,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:44:54,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:44:54,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:44:54,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:44:54,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:44:54,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:44:54,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:44:54,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:44:54,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:44:54,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:44:54,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:44:54,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:44:54,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:44:54,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:44:54,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:44:54,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:44:54,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:44:54,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:44:54,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:44:54,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:44:54,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:44:54,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:44:54,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:44:54,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:44:54,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:44:54,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:44:54,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:44:54,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:44:54,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:44:54,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:44:54,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:44:54,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:44:54,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:44:54,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:44:54,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:44:54,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:44:54,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:44:54,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:44:54,121 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:44:54,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:44:54,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:44:54,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:44:54,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:44:54,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:44:54,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:44:54,130 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:44:54,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:44:54,131 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:44:54,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:44:54,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:44:54,131 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:44:54,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:44:54,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:44:54,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:44:54,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:44:54,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:44:54,133 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:44:54,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:44:54,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:44:54,133 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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3827b4b3d19f95c620af38f0e4f5ff9ca95e734fa5646c78162250800aed09 [2021-10-29 03:44:54,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:44:54,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:44:54,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:44:54,445 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:44:54,446 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:44:54,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2021-10-29 03:44:54,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/data/4531e2ba8/c9fdb41d5d234986ad53fefd2676c00f/FLAG1e8c4ecf2 [2021-10-29 03:44:55,039 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:44:55,040 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2021-10-29 03:44:55,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/data/4531e2ba8/c9fdb41d5d234986ad53fefd2676c00f/FLAG1e8c4ecf2 [2021-10-29 03:44:55,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/data/4531e2ba8/c9fdb41d5d234986ad53fefd2676c00f [2021-10-29 03:44:55,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:44:55,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:44:55,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:44:55,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:44:55,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:44:55,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:55,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c52d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55, skipping insertion in model container [2021-10-29 03:44:55,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:55,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:44:55,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:44:55,766 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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c[17176,17189] [2021-10-29 03:44:55,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:44:55,791 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:44:55,907 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_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c[17176,17189] [2021-10-29 03:44:55,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:44:55,928 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:44:55,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55 WrapperNode [2021-10-29 03:44:55,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:44:55,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:44:55,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:44:55,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:44:55,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:55,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:55,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:44:55,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:44:55,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:44:55,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:44:55,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:44:56,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:44:56,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:44:56,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:44:56,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:55" (1/1) ... [2021-10-29 03:44:56,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:44:56,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:44:56,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:44:56,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:44:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:44:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:44:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:44:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:44:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:44:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:44:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:44:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:44:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:44:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:44:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:44:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-10-29 03:44:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-10-29 03:44:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 03:44:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 03:44:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:44:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:44:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:44:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:44:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:44:57,479 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:44:57,479 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-10-29 03:44:57,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:57 BoogieIcfgContainer [2021-10-29 03:44:57,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:44:57,483 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:44:57,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:44:57,494 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:44:57,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:57" (1/1) ... [2021-10-29 03:44:57,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:44:57,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2021-10-29 03:44:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2021-10-29 03:44:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:44:57,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:57,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:57,833 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 03:44:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:57,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2021-10-29 03:44:57,858 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2021-10-29 03:44:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:44:57,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:57,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:58,057 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 03:44:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2021-10-29 03:44:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2021-10-29 03:44:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:44:58,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:58,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:58,235 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 03:44:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2021-10-29 03:44:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-10-29 03:44:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:44:58,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:58,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:58,620 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 03:44:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-10-29 03:44:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-10-29 03:44:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:44:59,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:59,161 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 03:44:59,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2021-10-29 03:44:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2021-10-29 03:44:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:44:59,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:59,213 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 03:44:59,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 92 states and 145 transitions. [2021-10-29 03:44:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 145 transitions. [2021-10-29 03:44:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:44:59,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:59,269 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 03:44:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 93 states and 146 transitions. [2021-10-29 03:44:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2021-10-29 03:44:59,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:44:59,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:59,356 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 03:44:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 160 transitions. [2021-10-29 03:44:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 160 transitions. [2021-10-29 03:44:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:44:59,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:44:59,627 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:44:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:44:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:44:59,954 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:45:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:45:00,288 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2021-10-29 03:45:00,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:45:00 ImpRootNode [2021-10-29 03:45:00,465 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:45:00,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:45:00,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:45:00,466 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:45:00,467 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:57" (3/4) ... [2021-10-29 03:45:00,468 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:45:00,611 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:45:00,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:45:00,613 INFO L168 Benchmark]: Toolchain (without parser) took 5265.12 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 76.6 MB in the beginning and 100.5 MB in the end (delta: -23.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,613 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 119.5 MB. Free memory was 93.8 MB in the beginning and 93.7 MB in the end (delta: 64.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:45:00,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.66 ms. Allocated memory is still 119.5 MB. Free memory was 76.4 MB in the beginning and 85.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.10 ms. Allocated memory is still 119.5 MB. Free memory was 85.2 MB in the beginning and 82.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,615 INFO L168 Benchmark]: Boogie Preprocessor took 61.78 ms. Allocated memory is still 119.5 MB. Free memory was 82.8 MB in the beginning and 80.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,616 INFO L168 Benchmark]: RCFGBuilder took 1431.78 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 80.9 MB in the beginning and 113.0 MB in the end (delta: -32.0 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,617 INFO L168 Benchmark]: CodeCheck took 2981.95 ms. Allocated memory is still 144.7 MB. Free memory was 113.0 MB in the beginning and 112.0 MB in the end (delta: 951.1 kB). Peak memory consumption was 74.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,617 INFO L168 Benchmark]: Witness Printer took 145.33 ms. Allocated memory is still 144.7 MB. Free memory was 112.0 MB in the beginning and 100.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:00,621 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 9 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6856 SDtfs, 2464 SDslu, 4076 SDs, 0 SdLazy, 3284 SolverSat, 800 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1488 GetRequests, 1445 SyntacticMatches, 9 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 203 NumberOfCodeBlocks, 203 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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: 880]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L59] int pumpRunning = 0; [L60] int systemActive = 1; [L464] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L662] int waterLevel = 1; [L663] int methaneLevelCritical = 0; [L742] int cleanupTimeShifts = 4; [L818] int retValue_acc ; [L819] int tmp ; [L911] int retValue_acc ; [L914] retValue_acc = 1 [L915] return (retValue_acc); [L825] tmp = valid_product() [L827] COND TRUE \read(tmp) [L229] int splverifierCounter ; [L230] int tmp ; [L231] int tmp___0 ; [L232] int tmp___1 ; [L233] int tmp___2 ; [L236] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L238] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L240] COND TRUE splverifierCounter < 4 [L246] tmp = __VERIFIER_nondet_int() [L248] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L250] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L680] COND TRUE waterLevel < 2 [L681] waterLevel = waterLevel + 1 [L250] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L256] tmp___0 = __VERIFIER_nondet_int() [L258] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L266] tmp___2 = __VERIFIER_nondet_int() [L268] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L283] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L67] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L74] COND TRUE \read(systemActive) [L96] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L99] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L114] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L843] int tmp ; [L844] int tmp___0 ; [L845] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L849] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L701] int retValue_acc ; [L704] retValue_acc = methaneLevelCritical [L705] return (retValue_acc); [L849] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L849] tmp = isMethaneLevelCritical() [L851] COND FALSE !(\read(tmp)) [L733] int retValue_acc ; [L736] retValue_acc = waterLevel [L737] return (retValue_acc); [L855] tmp___0 = getWaterLevel() [L857] COND TRUE tmp___0 == 2 [L165] int retValue_acc ; [L168] retValue_acc = pumpRunning [L169] return (retValue_acc); [L859] tmp___1 = isPumpRunning() [L861] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L880] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 119.5 MB. Free memory was 93.8 MB in the beginning and 93.7 MB in the end (delta: 64.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.66 ms. Allocated memory is still 119.5 MB. Free memory was 76.4 MB in the beginning and 85.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.10 ms. Allocated memory is still 119.5 MB. Free memory was 85.2 MB in the beginning and 82.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.78 ms. Allocated memory is still 119.5 MB. Free memory was 82.8 MB in the beginning and 80.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1431.78 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 80.9 MB in the beginning and 113.0 MB in the end (delta: -32.0 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * CodeCheck took 2981.95 ms. Allocated memory is still 144.7 MB. Free memory was 113.0 MB in the beginning and 112.0 MB in the end (delta: 951.1 kB). Peak memory consumption was 74.4 MB. Max. memory is 16.1 GB. * Witness Printer took 145.33 ms. Allocated memory is still 144.7 MB. Free memory was 112.0 MB in the beginning and 100.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:45:00,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b4e2a5-ceeb-4b72-aace-8ec074fcfc6c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...