./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.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_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/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_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/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_29b65446-97f1-4b23-9029-ba3fcefc46d1/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 43c19ce3e2b7787ecf8dd3f4cbbbb7bba1e2bcc266043b083140097432ac956b --- 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 16:29:30,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:30,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:30,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:30,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:30,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:30,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:30,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:30,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:30,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:30,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:30,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:30,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:30,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:30,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:30,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:30,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:30,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:30,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:30,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:30,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:30,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:30,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:30,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:30,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:30,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:30,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:30,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:30,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:30,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:30,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:30,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:30,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:30,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:30,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:30,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:30,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:30,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:30,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:30,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:30,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:30,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:30,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:30,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:30,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:30,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:30,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:30,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:30,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:30,668 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:30,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:30,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:30,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:30,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:30,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:30,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:30,670 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:30,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:30,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:30,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:30,671 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:30,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:30,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:30,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:30,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:30,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:30,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:30,673 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:30,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:30,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:30,673 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_29b65446-97f1-4b23-9029-ba3fcefc46d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c19ce3e2b7787ecf8dd3f4cbbbb7bba1e2bcc266043b083140097432ac956b [2022-10-17 16:29:30,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:31,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:31,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:31,033 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:31,035 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:31,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2022-10-17 16:29:31,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/data/449cdf397/a13a89283d984de4aaefdcad5513441a/FLAG6df23c5aa [2022-10-17 16:29:31,726 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:31,726 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2022-10-17 16:29:31,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/data/449cdf397/a13a89283d984de4aaefdcad5513441a/FLAG6df23c5aa [2022-10-17 16:29:32,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/data/449cdf397/a13a89283d984de4aaefdcad5513441a [2022-10-17 16:29:32,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:32,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:32,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:32,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:32,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:32,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49dd8371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32, skipping insertion in model container [2022-10-17 16:29:32,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:32,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:32,516 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_29b65446-97f1-4b23-9029-ba3fcefc46d1/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c[17955,17968] [2022-10-17 16:29:32,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:32,539 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:32,659 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_29b65446-97f1-4b23-9029-ba3fcefc46d1/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c[17955,17968] [2022-10-17 16:29:32,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:32,685 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:32,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32 WrapperNode [2022-10-17 16:29:32,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:32,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:32,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:32,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:32,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,743 INFO L138 Inliner]: procedures = 54, calls = 153, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 231 [2022-10-17 16:29:32,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:32,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:32,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:32,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:32,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,772 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:32,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:32,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:32,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:32,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:32" (1/1) ... [2022-10-17 16:29:32,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:32,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:32,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:32,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:29:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:29:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:29:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:29:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:29:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:29:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:29:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:29:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:29:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:29:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:29:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:29:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:29:32,896 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:29:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:32,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:33,027 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:33,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:33,481 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:33,615 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:33,620 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:33,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:33 BoogieIcfgContainer [2022-10-17 16:29:33,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:33,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:33,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:33,646 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:33,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:33" (1/1) ... [2022-10-17 16:29:33,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2022-10-17 16:29:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2022-10-17 16:29:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:33,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,037 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 16:29:34,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2022-10-17 16:29:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-10-17 16:29:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:34,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,233 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 16:29:34,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2022-10-17 16:29:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2022-10-17 16:29:34,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:29:34,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,431 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 16:29:34,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2022-10-17 16:29:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-10-17 16:29:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,640 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 16:29:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2022-10-17 16:29:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2022-10-17 16:29:34,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:34,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:35,027 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 16:29:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2022-10-17 16:29:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2022-10-17 16:29:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:29:35,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:35,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:35,316 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 16:29:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2022-10-17 16:29:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2022-10-17 16:29:35,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:29:35,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:35,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:35,973 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 16:29:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2022-10-17 16:29:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2022-10-17 16:29:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:29:36,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:36,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:29:36,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:29:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:29:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:29:36,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:29:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:29:36,520 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2022-10-17 16:29:36,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:29:36 ImpRootNode [2022-10-17 16:29:36,565 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:29:36,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:29:36,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:29:36,566 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:29:36,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:33" (3/4) ... [2022-10-17 16:29:36,569 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:29:36,683 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:29:36,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:29:36,685 INFO L158 Benchmark]: Toolchain (without parser) took 4680.41ms. Allocated memory was 86.0MB in the beginning and 130.0MB in the end (delta: 44.0MB). Free memory was 44.5MB in the beginning and 96.4MB in the end (delta: -52.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:36,686 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:36,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 677.17ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.3MB in the beginning and 71.5MB in the end (delta: -27.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:36,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.66ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:36,690 INFO L158 Benchmark]: Boogie Preprocessor took 38.19ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:36,690 INFO L158 Benchmark]: RCFGBuilder took 840.64ms. Allocated memory is still 104.9MB. Free memory was 67.6MB in the beginning and 41.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:36,691 INFO L158 Benchmark]: CodeCheck took 2939.21ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 40.8MB in the beginning and 99.6MB in the end (delta: -58.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:36,691 INFO L158 Benchmark]: Witness Printer took 118.16ms. Allocated memory is still 130.0MB. Free memory was 99.6MB in the beginning and 96.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:36,693 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 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 643 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 161 mSDsluCounter, 614 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 276 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 359 IncrementalHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 348 mSDtfsCounter, 359 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1235 GetRequests, 1183 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 342 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 937]: 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; [L600] int pumpRunning = 0; [L601] int systemActive = 1; [L844] int waterLevel = 1; [L845] int methaneLevelCritical = 0; [L532] int retValue_acc ; [L533] int tmp ; [L537] FCALL select_helpers() [L538] FCALL select_features() [L539] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L539] RET, EXPR valid_product() [L539] tmp = valid_product() [L541] COND TRUE \read(tmp) [L543] FCALL setup() [L544] CALL runTest() [L526] CALL test() [L776] int splverifierCounter ; [L777] int tmp ; [L778] int tmp___0 ; [L779] int tmp___1 ; [L780] int tmp___2 ; [L783] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L785] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L787] COND TRUE splverifierCounter < 4 [L793] tmp = __VERIFIER_nondet_int() [L795] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L797] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L862] COND TRUE waterLevel < 2 [L863] waterLevel = waterLevel + 1 [L797] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L803] tmp___0 = __VERIFIER_nondet_int() [L805] 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] [L813] tmp___2 = __VERIFIER_nondet_int() [L815] COND TRUE \read(tmp___2) [L817] CALL startSystem() [L770] systemActive = 1 [L817] RET startSystem() [L832] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L607] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L614] COND TRUE \read(systemActive) [L616] CALL processEnvironment() [L636] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L639] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L654] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L616] RET processEnvironment() [L622] CALL __utac_acc__Specification3_spec__1() [L560] int tmp ; [L561] int tmp___0 ; [L562] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L883] int retValue_acc ; [L886] retValue_acc = methaneLevelCritical [L887] return (retValue_acc); [L566] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] tmp = isMethaneLevelCritical() [L568] COND FALSE !(\read(tmp)) [L572] CALL, EXPR getWaterLevel() [L915] int retValue_acc ; [L918] retValue_acc = waterLevel [L919] return (retValue_acc); [L572] RET, EXPR getWaterLevel() [L572] tmp___0 = getWaterLevel() [L574] COND TRUE tmp___0 == 2 [L576] CALL, EXPR isPumpRunning() [L688] int retValue_acc ; [L691] retValue_acc = pumpRunning [L692] return (retValue_acc); [L576] RET, EXPR isPumpRunning() [L576] tmp___1 = isPumpRunning() [L578] COND FALSE !(\read(tmp___1)) [L582] CALL __automaton_fail() [L937] 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 0.31ms. Allocated memory is still 86.0MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 677.17ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.3MB in the beginning and 71.5MB in the end (delta: -27.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.66ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.19ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 840.64ms. Allocated memory is still 104.9MB. Free memory was 67.6MB in the beginning and 41.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 2939.21ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 40.8MB in the beginning and 99.6MB in the end (delta: -58.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 118.16ms. Allocated memory is still 130.0MB. Free memory was 99.6MB in the beginning and 96.4MB 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 16:29:36,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b65446-97f1-4b23-9029-ba3fcefc46d1/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