./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.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_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/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_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/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_1d68bf0b-e511-4e89-b84c-658de187732b/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 fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142 --- 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 16:50:34,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:34,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:34,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:34,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:34,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:34,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:34,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:34,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:34,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:34,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:34,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:34,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:34,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:34,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:34,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:34,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:34,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:34,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:34,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:34,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:34,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:34,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:34,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:34,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:34,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:34,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:34,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:34,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:34,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:34,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:34,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:34,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:34,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:34,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:34,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:34,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:34,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:34,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:34,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:34,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:34,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:34,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:34,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:34,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:34,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:34,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:34,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:34,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:34,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:34,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:34,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:34,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:34,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:34,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:34,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:34,768 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:34,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:34,769 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:34,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:34,769 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:34,769 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:34,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:34,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:34,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:34,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:34,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:34,770 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:34,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:34,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:34,771 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_1d68bf0b-e511-4e89-b84c-658de187732b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142 [2022-10-17 16:50:35,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:35,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:35,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:35,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:35,134 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:35,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c [2022-10-17 16:50:35,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/data/cab03b310/14387d01513446a7b919644c8780e6d8/FLAG66fc87428 [2022-10-17 16:50:35,889 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:35,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c [2022-10-17 16:50:35,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/data/cab03b310/14387d01513446a7b919644c8780e6d8/FLAG66fc87428 [2022-10-17 16:50:36,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/data/cab03b310/14387d01513446a7b919644c8780e6d8 [2022-10-17 16:50:36,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:36,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:36,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:36,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:36,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:36,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d53e1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36, skipping insertion in model container [2022-10-17 16:50:36,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:36,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:36,510 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_1d68bf0b-e511-4e89-b84c-658de187732b/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c[14430,14443] [2022-10-17 16:50:36,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:36,552 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:36,680 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_1d68bf0b-e511-4e89-b84c-658de187732b/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c[14430,14443] [2022-10-17 16:50:36,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:36,726 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:36,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36 WrapperNode [2022-10-17 16:50:36,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:36,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:36,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:36,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:36,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,810 INFO L138 Inliner]: procedures = 50, calls = 147, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 199 [2022-10-17 16:50:36,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:36,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:36,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:36,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:36,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,857 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:36,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:36,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:36,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:36,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:36" (1/1) ... [2022-10-17 16:50:36,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:36,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:36,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:36,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:50:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:50:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:50:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:50:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:50:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:50:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:50:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:50:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:50:36,952 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:50:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:36,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:37,076 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:37,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:37,518 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:37,728 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:37,728 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:50:37,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:37 BoogieIcfgContainer [2022-10-17 16:50:37,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:37,735 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:37,735 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:37,751 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:37,751 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:37" (1/1) ... [2022-10-17 16:50:37,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2022-10-17 16:50:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-10-17 16:50:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:37,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,173 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 16:50:38,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-10-17 16:50:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-10-17 16:50:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:38,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,442 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 16:50:38,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:50:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:50:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:50:38,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,948 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 16:50:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2022-10-17 16:50:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2022-10-17 16:50:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:50:39,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:50:39,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:50:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:50:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:50:39,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:50:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:50:39,446 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-10-17 16:50:39,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:50:39 ImpRootNode [2022-10-17 16:50:39,530 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:50:39,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:50:39,531 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:50:39,531 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:50:39,532 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:37" (3/4) ... [2022-10-17 16:50:39,534 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:50:39,622 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:50:39,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:50:39,623 INFO L158 Benchmark]: Toolchain (without parser) took 3445.42ms. Allocated memory is still 136.3MB. Free memory was 112.8MB in the beginning and 73.3MB in the end (delta: 39.5MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,624 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:50:39,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.26ms. Allocated memory is still 136.3MB. Free memory was 112.7MB in the beginning and 101.1MB in the end (delta: 11.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.77ms. Allocated memory is still 136.3MB. Free memory was 101.1MB in the beginning and 98.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,625 INFO L158 Benchmark]: Boogie Preprocessor took 49.73ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 97.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,626 INFO L158 Benchmark]: RCFGBuilder took 869.48ms. Allocated memory is still 136.3MB. Free memory was 97.0MB in the beginning and 108.6MB in the end (delta: -11.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,627 INFO L158 Benchmark]: CodeCheck took 1795.16ms. Allocated memory is still 136.3MB. Free memory was 107.9MB in the beginning and 76.6MB in the end (delta: 31.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,627 INFO L158 Benchmark]: Witness Printer took 91.49ms. Allocated memory is still 136.3MB. Free memory was 76.6MB in the beginning and 73.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:50:39,636 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 146 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 119 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 83 mSDtfsCounter, 63 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 99 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: 660]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L129] int pumpRunning = 0; [L130] int systemActive = 1; [L421] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L700] int cleanupTimeShifts = 4; [L796] int waterLevel = 1; [L797] int methaneLevelCritical = 0; [L773] int retValue_acc ; [L774] int tmp ; [L778] FCALL select_helpers() [L779] FCALL select_features() [L780] CALL, EXPR valid_product() [L647] int retValue_acc ; [L650] retValue_acc = 1 [L651] return (retValue_acc); [L780] RET, EXPR valid_product() [L780] tmp = valid_product() [L782] COND TRUE \read(tmp) [L784] FCALL setup() [L785] CALL runTest() [L767] CALL test() [L56] int splverifierCounter ; [L57] int tmp ; [L58] int tmp___0 ; [L59] int tmp___1 ; [L60] int tmp___2 ; [L63] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L65] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L67] COND TRUE splverifierCounter < 4 [L73] tmp = __VERIFIER_nondet_int() [L75] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L77] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L814] COND TRUE waterLevel < 2 [L815] waterLevel = waterLevel + 1 [L77] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L83] tmp___0 = __VERIFIER_nondet_int() [L85] 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] [L93] tmp___2 = __VERIFIER_nondet_int() [L95] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=33, tmp___2=-1, waterLevel=2] [L110] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L137] COND FALSE !(\read(pumpRunning)) [L144] COND TRUE \read(systemActive) [L146] FCALL processEnvironment() [L152] CALL __utac_acc__Specification3_spec__1() [L667] int tmp ; [L668] int tmp___0 ; [L669] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L673] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L835] int retValue_acc ; [L838] retValue_acc = methaneLevelCritical [L839] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L673] tmp = isMethaneLevelCritical() [L675] COND FALSE !(\read(tmp)) [L679] CALL, EXPR getWaterLevel() [L867] int retValue_acc ; [L870] retValue_acc = waterLevel [L871] return (retValue_acc); [L679] RET, EXPR getWaterLevel() [L679] tmp___0 = getWaterLevel() [L681] COND TRUE tmp___0 == 2 [L683] CALL, EXPR isPumpRunning() [L192] int retValue_acc ; [L195] retValue_acc = pumpRunning [L196] return (retValue_acc); [L683] RET, EXPR isPumpRunning() [L683] tmp___1 = isPumpRunning() [L685] COND FALSE !(\read(tmp___1)) [L689] CALL __automaton_fail() [L660] reach_error() VAL [\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 0.41ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.26ms. Allocated memory is still 136.3MB. Free memory was 112.7MB in the beginning and 101.1MB in the end (delta: 11.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.77ms. Allocated memory is still 136.3MB. Free memory was 101.1MB in the beginning and 98.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.73ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 97.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 869.48ms. Allocated memory is still 136.3MB. Free memory was 97.0MB in the beginning and 108.6MB in the end (delta: -11.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * CodeCheck took 1795.16ms. Allocated memory is still 136.3MB. Free memory was 107.9MB in the beginning and 76.6MB in the end (delta: 31.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Witness Printer took 91.49ms. Allocated memory is still 136.3MB. Free memory was 76.6MB in the beginning and 73.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:50:39,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d68bf0b-e511-4e89-b84c-658de187732b/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