./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB --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 637e567dc685efcee308b97525909830094648d3754bb07704f538b9a7ab34e7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:42:56,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:56,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:56,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:56,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:56,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:56,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:56,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:56,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:56,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:56,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:56,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:56,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:56,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:56,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:56,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:56,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:56,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:56,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:56,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:56,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:56,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:56,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:56,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:56,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:56,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:56,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:56,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:56,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:56,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:56,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:56,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:56,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:56,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:56,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:56,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:56,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:56,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:56,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:56,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:56,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:56,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:56,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:56,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:56,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:56,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:56,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:56,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:56,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:56,662 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:56,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:56,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:56,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:56,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:56,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:56,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:56,665 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:56,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:56,665 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:56,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:56,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:56,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:56,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:56,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:56,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:56,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:56,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:56,667 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:56,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:56,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:56,668 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_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637e567dc685efcee308b97525909830094648d3754bb07704f538b9a7ab34e7 [2022-10-17 16:42:56,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:56,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:56,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:56,973 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:56,974 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:56,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c [2022-10-17 16:42:57,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/data/b4e46d20d/fd220bb1547549368da0065157651029/FLAG0cf19649d [2022-10-17 16:42:57,527 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:57,527 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c [2022-10-17 16:42:57,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/data/b4e46d20d/fd220bb1547549368da0065157651029/FLAG0cf19649d [2022-10-17 16:42:57,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/data/b4e46d20d/fd220bb1547549368da0065157651029 [2022-10-17 16:42:57,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:57,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:57,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:57,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:57,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:57,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:57" (1/1) ... [2022-10-17 16:42:57,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60882d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:57, skipping insertion in model container [2022-10-17 16:42:57,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:57" (1/1) ... [2022-10-17 16:42:57,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:57,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:58,212 WARN L230 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_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c[1605,1618] [2022-10-17 16:42:58,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:58,445 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:58,463 WARN L230 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_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c[1605,1618] [2022-10-17 16:42:58,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:58,536 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:58,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58 WrapperNode [2022-10-17 16:42:58,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:58,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:58,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:58,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:58,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,602 INFO L138 Inliner]: procedures = 55, calls = 158, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 253 [2022-10-17 16:42:58,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:58,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:58,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:58,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:58,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,636 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:58,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:58,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:58,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:58,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:58" (1/1) ... [2022-10-17 16:42:58,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:58,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:58,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:58,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:42:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:42:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:42:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:42:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:42:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:42:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:42:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:42:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:42:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:42:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:42:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:42:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:42:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:42:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:42:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:42:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:42:58,725 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:42:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:58,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:58,802 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:58,805 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:59,310 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:59,510 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:59,510 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:42:59,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:59 BoogieIcfgContainer [2022-10-17 16:42:59,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:59,518 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:59,518 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:59,530 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:59,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:59" (1/1) ... [2022-10-17 16:42:59,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2022-10-17 16:42:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-10-17 16:42:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:42:59,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:59,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:59,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2022-10-17 16:42:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2022-10-17 16:42:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:42:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2022-10-17 16:43:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2022-10-17 16:43:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:43:00,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2022-10-17 16:43:00,571 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2022-10-17 16:43:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:43:00,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 85 states and 118 transitions. [2022-10-17 16:43:00,747 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 118 transitions. [2022-10-17 16:43:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:43:00,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2022-10-17 16:43:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2022-10-17 16:43:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:43:00,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:01,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 87 states and 120 transitions. [2022-10-17 16:43:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2022-10-17 16:43:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:43:01,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:01,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 105 states and 158 transitions. [2022-10-17 16:43:01,770 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2022-10-17 16:43:01,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:43:01,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:01,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:03,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:03,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2022-10-17 16:43:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2022-10-17 16:43:03,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:43:03,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:03,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:43:03,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:43:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:43:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:43:04,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:43:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:43:04,203 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2022-10-17 16:43:04,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:43:04 ImpRootNode [2022-10-17 16:43:04,304 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:43:04,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:43:04,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:43:04,306 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:43:04,306 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:59" (3/4) ... [2022-10-17 16:43:04,308 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:43:04,449 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:43:04,449 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:43:04,451 INFO L158 Benchmark]: Toolchain (without parser) took 6571.83ms. Allocated memory was 104.9MB in the beginning and 159.4MB in the end (delta: 54.5MB). Free memory was 66.7MB in the beginning and 55.1MB in the end (delta: 11.6MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,451 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory was 84.4MB in the beginning and 84.3MB in the end (delta: 129.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:43:04,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.72ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 68.8MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.87ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 66.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,453 INFO L158 Benchmark]: Boogie Preprocessor took 37.91ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 64.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,462 INFO L158 Benchmark]: RCFGBuilder took 874.50ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 64.6MB in the beginning and 105.9MB in the end (delta: -41.3MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,463 INFO L158 Benchmark]: CodeCheck took 4787.09ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 104.9MB in the beginning and 58.3MB in the end (delta: 46.7MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,463 INFO L158 Benchmark]: Witness Printer took 144.55ms. Allocated memory is still 159.4MB. Free memory was 58.3MB in the beginning and 55.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:04,475 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, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 725 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 774 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 410 mSDsCounter, 101 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 445 IncrementalHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 101 mSolverCounterUnsat, 376 mSDtfsCounter, 445 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1485 GetRequests, 1391 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3107 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 465 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: 54]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L59] int cleanupTimeShifts = 4; [L367] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L639] int pumpRunning = 0; [L640] int systemActive = 1; [L851] int waterLevel = 1; [L852] int methaneLevelCritical = 0; [L140] int retValue_acc ; [L141] int tmp ; [L145] FCALL select_helpers() [L146] FCALL select_features() [L147] CALL, EXPR valid_product() [L189] int retValue_acc ; [L192] retValue_acc = 1 [L193] return (retValue_acc); [L147] RET, EXPR valid_product() [L147] tmp = valid_product() [L149] COND TRUE \read(tmp) [L151] FCALL setup() [L152] CALL runTest() [L131] CALL test() [L566] int splverifierCounter ; [L567] int tmp ; [L568] int tmp___0 ; [L569] int tmp___1 ; [L570] int tmp___2 ; [L573] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L575] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L577] COND TRUE splverifierCounter < 4 [L583] tmp = __VERIFIER_nondet_int() [L585] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L587] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L869] COND TRUE waterLevel < 2 [L870] waterLevel = waterLevel + 1 [L587] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L593] tmp___0 = __VERIFIER_nondet_int() [L595] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L603] tmp___2 = __VERIFIER_nondet_int() [L605] COND FALSE !(\read(tmp___2)) [L609] tmp___1 = __VERIFIER_nondet_int() [L611] COND TRUE \read(tmp___1) [L613] CALL stopSystem() [L838] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L845] systemActive = 0 [L613] RET stopSystem() [L620] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L647] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L654] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L662] CALL __utac_acc__Specification3_spec__1() [L946] int tmp ; [L947] int tmp___0 ; [L948] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L952] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L890] int retValue_acc ; [L893] retValue_acc = methaneLevelCritical [L894] return (retValue_acc); [L952] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L952] tmp = isMethaneLevelCritical() [L954] COND FALSE !(\read(tmp)) [L958] CALL, EXPR getWaterLevel() [L922] int retValue_acc ; [L925] retValue_acc = waterLevel [L926] return (retValue_acc); [L958] RET, EXPR getWaterLevel() [L958] tmp___0 = getWaterLevel() [L960] COND TRUE tmp___0 == 2 [L962] CALL, EXPR isPumpRunning() [L771] int retValue_acc ; [L774] retValue_acc = pumpRunning [L775] return (retValue_acc); [L962] RET, EXPR isPumpRunning() [L962] tmp___1 = isPumpRunning() [L964] COND FALSE !(\read(tmp___1)) [L968] CALL __automaton_fail() [L54] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory was 84.4MB in the beginning and 84.3MB in the end (delta: 129.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.72ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 68.8MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.87ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 66.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.91ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 64.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 874.50ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 64.6MB in the beginning and 105.9MB in the end (delta: -41.3MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * CodeCheck took 4787.09ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 104.9MB in the beginning and 58.3MB in the end (delta: 46.7MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Witness Printer took 144.55ms. Allocated memory is still 159.4MB. Free memory was 58.3MB in the beginning and 55.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:43:04,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_067c7cc8-307b-4ca3-8c81-2d67a3e32ae3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE