./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f0ab174a42b7a796a7aa603adc547f34b3ce1c3e6aa217a93d91e742ec00f62 ........................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:10:16,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:10:16,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:10:16,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:10:16,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:10:16,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:10:16,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:10:16,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:10:16,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:10:16,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:10:16,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:10:16,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:10:16,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:10:16,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:10:16,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:10:16,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:10:16,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:10:16,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:10:16,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:10:16,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:10:16,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:10:16,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:10:16,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:10:16,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:10:16,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:10:16,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:10:16,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:10:16,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:10:16,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:10:16,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:10:16,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:10:16,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:10:16,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:10:16,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:10:16,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:10:16,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:10:16,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:10:16,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:10:16,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:10:16,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:10:16,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:10:16,929 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:10:16,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:10:16,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:10:16,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:10:16,959 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:10:16,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:10:16,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:10:16,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:10:16,960 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:10:16,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:10:16,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:10:16,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:10:16,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:10:16,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:10:16,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:10:16,962 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:10:16,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:10:16,962 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:10:16,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:10:16,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:10:16,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:10:16,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:10:16,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:10:16,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:10:16,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:10:16,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:10:16,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:10:16,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:10:16,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:10:16,964 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_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0ab174a42b7a796a7aa603adc547f34b3ce1c3e6aa217a93d91e742ec00f62 [2021-10-29 03:10:17,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:10:17,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:10:17,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:10:17,256 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:10:17,257 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:10:17,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2021-10-29 03:10:17,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/data/13a02b2cf/a54c2e3a1ea14c4bb13fa4e88cd7b110/FLAG524381085 [2021-10-29 03:10:17,970 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:10:17,971 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2021-10-29 03:10:17,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/data/13a02b2cf/a54c2e3a1ea14c4bb13fa4e88cd7b110/FLAG524381085 [2021-10-29 03:10:18,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/data/13a02b2cf/a54c2e3a1ea14c4bb13fa4e88cd7b110 [2021-10-29 03:10:18,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:10:18,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:10:18,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:10:18,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:10:18,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:10:18,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc95e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18, skipping insertion in model container [2021-10-29 03:10:18,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:10:18,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:10:18,639 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c[16202,16215] [2021-10-29 03:10:18,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:10:18,658 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:10:18,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c[16202,16215] [2021-10-29 03:10:18,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:10:18,744 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:10:18,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18 WrapperNode [2021-10-29 03:10:18,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:10:18,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:10:18,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:10:18,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:10:18,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:10:18,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:10:18,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:10:18,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:10:18,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:10:18,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:10:18,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:10:18,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:10:18,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:10:18" (1/1) ... [2021-10-29 03:10:18,884 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:10:18,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:10:18,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:10:18,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:10:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:10:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:10:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:10:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:10:18,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:10:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:10:18,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:10:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:10:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:10:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:10:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:10:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:10:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:10:18,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:10:20,355 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:10:20,356 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 03:10:20,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:10:20 BoogieIcfgContainer [2021-10-29 03:10:20,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:10:20,360 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:10:20,361 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:10:20,372 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:10:20,373 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:10:20" (1/1) ... [2021-10-29 03:10:20,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:10:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2021-10-29 03:10:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2021-10-29 03:10:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:10:20,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:20,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:10:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2021-10-29 03:10:20,737 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2021-10-29 03:10:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:10:20,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:20,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:10:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2021-10-29 03:10:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2021-10-29 03:10:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:10:20,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:20,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:10:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2021-10-29 03:10:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-29 03:10:21,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:10:21,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:21,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:10:21,454 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:10:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:10:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:10:21,820 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:10:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:10:22,000 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2021-10-29 03:10:22,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:10:22 ImpRootNode [2021-10-29 03:10:22,091 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:10:22,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:10:22,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:10:22,092 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:10:22,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:10:20" (3/4) ... [2021-10-29 03:10:22,094 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:10:22,224 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:10:22,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:10:22,236 INFO L168 Benchmark]: Toolchain (without parser) took 3964.52 ms. Allocated memory was 117.4 MB in the beginning and 165.7 MB in the end (delta: 48.2 MB). Free memory was 87.3 MB in the beginning and 83.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,236 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 117.4 MB. Free memory was 70.8 MB in the beginning and 70.8 MB in the end (delta: 54.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:10:22,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.16 ms. Allocated memory is still 117.4 MB. Free memory was 87.1 MB in the beginning and 85.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.87 ms. Allocated memory is still 117.4 MB. Free memory was 85.3 MB in the beginning and 83.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,241 INFO L168 Benchmark]: Boogie Preprocessor took 45.44 ms. Allocated memory is still 117.4 MB. Free memory was 83.2 MB in the beginning and 81.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:10:22,241 INFO L168 Benchmark]: RCFGBuilder took 1498.08 ms. Allocated memory was 117.4 MB in the beginning and 165.7 MB in the end (delta: 48.2 MB). Free memory was 81.1 MB in the beginning and 115.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,242 INFO L168 Benchmark]: CodeCheck took 1730.97 ms. Allocated memory is still 165.7 MB. Free memory was 115.0 MB in the beginning and 92.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,242 INFO L168 Benchmark]: Witness Printer took 142.06 ms. Allocated memory is still 165.7 MB. Free memory was 92.0 MB in the beginning and 83.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:22,245 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 68 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 80 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 809]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L88] int cleanupTimeShifts = 4; [L396] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L598] int pumpRunning = 0; [L599] int systemActive = 1; [L814] int waterLevel = 1; [L815] int methaneLevelCritical = 0; [L169] int retValue_acc ; [L170] int tmp ; [L218] int retValue_acc ; [L221] retValue_acc = 1 [L222] return (retValue_acc); [L176] tmp = valid_product() [L178] COND TRUE \read(tmp) [L739] int splverifierCounter ; [L740] int tmp ; [L741] int tmp___0 ; [L742] int tmp___1 ; [L743] int tmp___2 ; [L746] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L748] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L750] COND TRUE splverifierCounter < 4 [L756] tmp = __VERIFIER_nondet_int() [L758] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L760] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L832] COND TRUE waterLevel < 2 [L833] waterLevel = waterLevel + 1 [L760] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] tmp___0 = __VERIFIER_nondet_int() [L768] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L776] tmp___2 = __VERIFIER_nondet_int() [L778] COND FALSE !(\read(tmp___2)) [L782] tmp___1 = __VERIFIER_nondet_int() [L784] COND TRUE \read(tmp___1) [L726] COND FALSE !(\read(pumpRunning)) [L733] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L793] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L605] COND FALSE !(\read(pumpRunning)) [L612] COND FALSE !(\read(systemActive)) [L55] int tmp ; [L56] int tmp___0 ; [L57] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L61] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L853] int retValue_acc ; [L856] retValue_acc = methaneLevelCritical [L857] return (retValue_acc); [L61] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L61] tmp = isMethaneLevelCritical() [L63] COND FALSE !(\read(tmp)) [L885] int retValue_acc ; [L888] retValue_acc = waterLevel [L889] return (retValue_acc); [L67] tmp___0 = getWaterLevel() [L69] COND TRUE tmp___0 == 2 [L678] int retValue_acc ; [L681] retValue_acc = pumpRunning [L682] return (retValue_acc); [L71] tmp___1 = isPumpRunning() [L73] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L809] reach_error() VAL [\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 0.26 ms. Allocated memory is still 117.4 MB. Free memory was 70.8 MB in the beginning and 70.8 MB in the end (delta: 54.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 471.16 ms. Allocated memory is still 117.4 MB. Free memory was 87.1 MB in the beginning and 85.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.87 ms. Allocated memory is still 117.4 MB. Free memory was 85.3 MB in the beginning and 83.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.44 ms. Allocated memory is still 117.4 MB. Free memory was 83.2 MB in the beginning and 81.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1498.08 ms. Allocated memory was 117.4 MB in the beginning and 165.7 MB in the end (delta: 48.2 MB). Free memory was 81.1 MB in the beginning and 115.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. * CodeCheck took 1730.97 ms. Allocated memory is still 165.7 MB. Free memory was 115.0 MB in the beginning and 92.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * Witness Printer took 142.06 ms. Allocated memory is still 165.7 MB. Free memory was 92.0 MB in the beginning and 83.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:10:22,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cefd0133-6fb4-4f5b-9e2d-3c7c78d3032c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...