./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product56.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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/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 c0bb085f1a2e359e53f6064743019c071065ce678b1651991605b55849e9a12f --- 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 16:41:49,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:49,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:49,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:49,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:49,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:49,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:49,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:49,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:49,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:49,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:49,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:49,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:49,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:49,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:49,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:49,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:49,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:49,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:49,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:49,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:49,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:49,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:49,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:49,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:49,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:49,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:49,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:49,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:49,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:49,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:49,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:49,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:49,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:49,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:49,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:49,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:49,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:49,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:49,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:49,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:49,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:49,789 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:49,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:49,793 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:49,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:49,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:49,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:49,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:49,795 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:49,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:49,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:49,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:49,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:49,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:49,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:49,798 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:49,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:49,798 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:49,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:49,799 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:49,799 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:49,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:49,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:49,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:49,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:49,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:49,801 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:49,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:49,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:49,803 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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0bb085f1a2e359e53f6064743019c071065ce678b1651991605b55849e9a12f [2022-10-17 16:41:50,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:50,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:50,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:50,125 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:50,127 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:50,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2022-10-17 16:41:50,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/data/46155e0dd/2035157e40364e059e34bc10e69d64df/FLAG9c3aa18f6 [2022-10-17 16:41:50,754 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:50,754 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c [2022-10-17 16:41:50,768 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/data/46155e0dd/2035157e40364e059e34bc10e69d64df/FLAG9c3aa18f6 [2022-10-17 16:41:51,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/data/46155e0dd/2035157e40364e059e34bc10e69d64df [2022-10-17 16:41:51,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:51,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:51,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:51,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:51,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:51,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716b4a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51, skipping insertion in model container [2022-10-17 16:41:51,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:51,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:51,424 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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c[19275,19288] [2022-10-17 16:41:51,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:51,437 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:51,514 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_d2e07b05-4dae-4c4a-8377-bdf761f35d94/sv-benchmarks/c/product-lines/minepump_spec3_product56.cil.c[19275,19288] [2022-10-17 16:41:51,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:51,541 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:51,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51 WrapperNode [2022-10-17 16:41:51,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:51,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:51,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:51,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:51,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,637 INFO L138 Inliner]: procedures = 58, calls = 162, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 289 [2022-10-17 16:41:51,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:51,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:51,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:51,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:51,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,693 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:51,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:51,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:51,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:51,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:51" (1/1) ... [2022-10-17 16:41:51,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:51,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:51,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:51,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:41:51,794 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:41:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:41:51,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:41:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:41:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:41:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:41:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:41:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:41:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:41:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:41:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:41:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:41:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:41:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:41:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:41:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:41:51,800 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:41:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:51,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:51,879 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:51,881 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:52,372 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:52,553 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:52,553 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:41:52,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:52 BoogieIcfgContainer [2022-10-17 16:41:52,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:52,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:52,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:52,570 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:52,570 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:52" (1/1) ... [2022-10-17 16:41:52,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2022-10-17 16:41:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2022-10-17 16:41:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:52,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,014 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 16:41:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2022-10-17 16:41:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2022-10-17 16:41:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:41:53,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,243 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 16:41:53,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2022-10-17 16:41:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2022-10-17 16:41:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:41:53,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,395 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 16:41:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2022-10-17 16:41:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2022-10-17 16:41:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:41:53,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,585 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 16:41:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 87 states and 122 transitions. [2022-10-17 16:41:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2022-10-17 16:41:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:41:53,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,927 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 16:41:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 88 states and 123 transitions. [2022-10-17 16:41:53,952 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 123 transitions. [2022-10-17 16:41:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:41:53,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:53,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,036 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 16:41:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 89 states and 124 transitions. [2022-10-17 16:41:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2022-10-17 16:41:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:41:54,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,348 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 16:41:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 107 states and 161 transitions. [2022-10-17 16:41:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 161 transitions. [2022-10-17 16:41:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:41:54,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:41:54,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:41:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:41:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:41:55,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:41:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:41:55,210 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2022-10-17 16:41:55,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:41:55 ImpRootNode [2022-10-17 16:41:55,287 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:41:55,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:41:55,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:41:55,288 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:41:55,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:52" (3/4) ... [2022-10-17 16:41:55,291 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:41:55,391 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:41:55,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:41:55,392 INFO L158 Benchmark]: Toolchain (without parser) took 4346.20ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 58.5MB in the beginning and 93.6MB in the end (delta: -35.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,392 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 54.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:55,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.26ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 46.1MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.61ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 43.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,394 INFO L158 Benchmark]: Boogie Preprocessor took 73.13ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:55,394 INFO L158 Benchmark]: RCFGBuilder took 843.05ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 41.7MB in the beginning and 55.8MB in the end (delta: -14.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,395 INFO L158 Benchmark]: CodeCheck took 2729.57ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 55.8MB in the beginning and 97.8MB in the end (delta: -41.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,396 INFO L158 Benchmark]: Witness Printer took 103.23ms. Allocated memory is still 125.8MB. Free memory was 97.8MB in the beginning and 93.6MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,399 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, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 614 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 542 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 284 IncrementalHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 328 mSDtfsCounter, 284 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1184 GetRequests, 1142 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 362 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: 1023]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int cleanupTimeShifts = 4; [L323] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L597] int waterLevel = 1; [L598] int methaneLevelCritical = 0; [L704] int pumpRunning = 0; [L705] int systemActive = 1; [L131] int retValue_acc ; [L132] int tmp ; [L136] FCALL select_helpers() [L137] FCALL select_features() [L138] CALL, EXPR valid_product() [L546] int retValue_acc ; [L549] retValue_acc = 1 [L550] return (retValue_acc); [L138] RET, EXPR valid_product() [L138] tmp = valid_product() [L140] COND TRUE \read(tmp) [L142] FCALL setup() [L143] CALL runTest() [L122] CALL test() [L951] int splverifierCounter ; [L952] int tmp ; [L953] int tmp___0 ; [L954] int tmp___1 ; [L955] int tmp___2 ; [L958] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L960] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L962] COND TRUE splverifierCounter < 4 [L968] tmp = __VERIFIER_nondet_int() [L970] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L972] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L615] COND TRUE waterLevel < 2 [L616] waterLevel = waterLevel + 1 [L972] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L978] tmp___0 = __VERIFIER_nondet_int() [L980] 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] [L988] tmp___2 = __VERIFIER_nondet_int() [L990] COND FALSE !(\read(tmp___2)) [L996] tmp___1 = __VERIFIER_nondet_int() [L998] COND TRUE \read(tmp___1) [L1000] CALL stopSystem() [L930] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L937] systemActive = 0 [L1000] RET stopSystem() [L1007] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L711] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L718] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L726] 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=0, waterLevel=2] [L566] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L636] int retValue_acc ; [L639] retValue_acc = methaneLevelCritical [L640] 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=0, waterLevel=2] [L566] tmp = isMethaneLevelCritical() [L568] COND FALSE !(\read(tmp)) [L572] CALL, EXPR getWaterLevel() [L668] int retValue_acc ; [L671] retValue_acc = waterLevel [L672] return (retValue_acc); [L572] RET, EXPR getWaterLevel() [L572] tmp___0 = getWaterLevel() [L574] COND TRUE tmp___0 == 2 [L576] CALL, EXPR isPumpRunning() [L844] int retValue_acc ; [L847] retValue_acc = pumpRunning [L848] return (retValue_acc); [L576] RET, EXPR isPumpRunning() [L576] tmp___1 = isPumpRunning() [L578] COND FALSE !(\read(tmp___1)) [L582] CALL __automaton_fail() [L1023] 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 0.35ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 54.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.26ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 46.1MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.61ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 43.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.13ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 843.05ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 41.7MB in the beginning and 55.8MB in the end (delta: -14.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 2729.57ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 55.8MB in the beginning and 97.8MB in the end (delta: -41.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Witness Printer took 103.23ms. Allocated memory is still 125.8MB. Free memory was 97.8MB in the beginning and 93.6MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:41:55,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2e07b05-4dae-4c4a-8377-bdf761f35d94/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