./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:19:25,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:19:25,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:19:25,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:19:25,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:19:25,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:19:25,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:19:25,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:19:25,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:19:25,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:19:25,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:19:25,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:19:25,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:19:25,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:19:25,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:19:25,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:19:25,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:19:25,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:19:25,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:19:25,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:19:25,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:19:25,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:19:25,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:19:25,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:19:25,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:19:25,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:19:25,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:19:25,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:19:25,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:19:25,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:19:25,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:19:25,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:19:25,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:19:25,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:19:25,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:19:25,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:19:25,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:19:25,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:19:25,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:19:25,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:19:25,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:19:25,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:19:25,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:19:25,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:19:25,870 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:19:25,871 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:19:25,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:19:25,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:19:25,872 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:19:25,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:19:25,873 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:19:25,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:19:25,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:19:25,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:19:25,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:19:25,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:19:25,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:19:25,875 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:19:25,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:19:25,875 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:19:25,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:19:25,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:19:25,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:19:25,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:19:25,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:19:25,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:19:25,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:19:25,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:19:25,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:19:25,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:19:25,878 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:19:25,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:19:25,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:19:25,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:19:25,879 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_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 [2021-11-02 23:19:26,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:19:26,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:19:26,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:19:26,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:19:26,177 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:19:26,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-11-02 23:19:26,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/data/dc9feb724/f2f7efc0ce6d43c39ac7864660e8c7e1/FLAG7b5b9d9bd [2021-11-02 23:19:26,873 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:19:26,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-11-02 23:19:26,897 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/data/dc9feb724/f2f7efc0ce6d43c39ac7864660e8c7e1/FLAG7b5b9d9bd [2021-11-02 23:19:27,170 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/data/dc9feb724/f2f7efc0ce6d43c39ac7864660e8c7e1 [2021-11-02 23:19:27,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:19:27,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:19:27,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:19:27,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:19:27,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:19:27,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9f35d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27, skipping insertion in model container [2021-11-02 23:19:27,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:19:27,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:19:27,465 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_ddaa85c7-3451-4ce3-adb9-e728816a8759/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2021-11-02 23:19:27,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:19:27,633 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:19:27,644 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_ddaa85c7-3451-4ce3-adb9-e728816a8759/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2021-11-02 23:19:27,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:19:27,731 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:19:27,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27 WrapperNode [2021-11-02 23:19:27,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:19:27,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:19:27,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:19:27,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:19:27,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:19:27,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:19:27,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:19:27,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:19:27,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:19:27,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:19:27,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:19:27,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:19:27,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (1/1) ... [2021-11-02 23:19:27,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:19:27,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:19:27,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:19:27,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:19:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:19:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:19:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:19:27,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:19:28,973 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:19:28,973 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-11-02 23:19:28,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:19:28 BoogieIcfgContainer [2021-11-02 23:19:28,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:19:28,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:19:28,980 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:19:28,984 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:19:28,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:19:27" (1/3) ... [2021-11-02 23:19:28,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31f9633f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:19:28, skipping insertion in model container [2021-11-02 23:19:28,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:19:27" (2/3) ... [2021-11-02 23:19:28,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31f9633f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:19:28, skipping insertion in model container [2021-11-02 23:19:28,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:19:28" (3/3) ... [2021-11-02 23:19:28,989 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2021-11-02 23:19:28,997 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:19:28,997 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-02 23:19:29,068 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:19:29,078 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 23:19:29,079 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-02 23:19:29,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-02 23:19:29,109 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:19:29,110 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:19:29,110 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:19:29,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:19:29,117 INFO L85 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-11-02 23:19:29,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:19:29,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356989428] [2021-11-02 23:19:29,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:19:29,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:19:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:19:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:19:29,401 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:19:29,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356989428] [2021-11-02 23:19:29,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356989428] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:19:29,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:19:29,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:19:29,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543197661] [2021-11-02 23:19:29,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 23:19:29,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:19:29,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 23:19:29,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:19:29,427 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:19:29,456 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-11-02 23:19:29,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 23:19:29,457 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-02 23:19:29,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:19:29,469 INFO L225 Difference]: With dead ends: 148 [2021-11-02 23:19:29,469 INFO L226 Difference]: Without dead ends: 73 [2021-11-02 23:19:29,473 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 23:19:29,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-02 23:19:29,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-02 23:19:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 70 states have (on average 1.457142857142857) internal successors, (102), 72 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2021-11-02 23:19:29,519 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2021-11-02 23:19:29,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:19:29,520 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2021-11-02 23:19:29,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-11-02 23:19:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-02 23:19:29,522 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:19:29,522 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:19:29,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 23:19:29,523 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:19:29,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:19:29,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-11-02 23:19:29,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:19:29,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505539765] [2021-11-02 23:19:29,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:19:29,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:19:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:19:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:19:29,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:19:29,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505539765] [2021-11-02 23:19:29,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505539765] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:19:29,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:19:29,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:19:29,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410172928] [2021-11-02 23:19:29,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:19:29,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:19:29,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:19:29,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:19:29,693 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:19:29,719 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2021-11-02 23:19:29,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:19:29,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-02 23:19:29,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:19:29,722 INFO L225 Difference]: With dead ends: 73 [2021-11-02 23:19:29,722 INFO L226 Difference]: Without dead ends: 35 [2021-11-02 23:19:29,723 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:19:29,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-02 23:19:29,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-02 23:19:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 34 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-11-02 23:19:29,738 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2021-11-02 23:19:29,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:19:29,739 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-11-02 23:19:29,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-11-02 23:19:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-02 23:19:29,743 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:19:29,743 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:19:29,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 23:19:29,746 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:19:29,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:19:29,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-11-02 23:19:29,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:19:29,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594439043] [2021-11-02 23:19:29,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:19:29,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:19:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:19:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:19:29,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:19:29,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594439043] [2021-11-02 23:19:29,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594439043] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:19:29,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:19:29,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 23:19:29,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755777317] [2021-11-02 23:19:29,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 23:19:29,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:19:29,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 23:19:29,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:19:29,911 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:29,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:19:29,985 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-11-02 23:19:29,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:19:29,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-02 23:19:29,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:19:29,990 INFO L225 Difference]: With dead ends: 87 [2021-11-02 23:19:29,990 INFO L226 Difference]: Without dead ends: 58 [2021-11-02 23:19:29,992 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-02 23:19:29,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-11-02 23:19:30,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2021-11-02 23:19:30,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.471698113207547) internal successors, (78), 53 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2021-11-02 23:19:30,013 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2021-11-02 23:19:30,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:19:30,015 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2021-11-02 23:19:30,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2021-11-02 23:19:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-02 23:19:30,017 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:19:30,018 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:19:30,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 23:19:30,018 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:19:30,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:19:30,019 INFO L85 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-11-02 23:19:30,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:19:30,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655312506] [2021-11-02 23:19:30,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:19:30,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:19:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:19:30,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:19:30,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:19:30,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655312506] [2021-11-02 23:19:30,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655312506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:19:30,143 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:19:30,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 23:19:30,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52433382] [2021-11-02 23:19:30,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 23:19:30,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:19:30,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 23:19:30,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:19:30,145 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:19:30,265 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2021-11-02 23:19:30,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 23:19:30,266 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-02 23:19:30,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:19:30,273 INFO L225 Difference]: With dead ends: 256 [2021-11-02 23:19:30,273 INFO L226 Difference]: Without dead ends: 208 [2021-11-02 23:19:30,276 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-02 23:19:30,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-02 23:19:30,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2021-11-02 23:19:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 95 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2021-11-02 23:19:30,300 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2021-11-02 23:19:30,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:19:30,301 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2021-11-02 23:19:30,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,302 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2021-11-02 23:19:30,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-02 23:19:30,304 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:19:30,304 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:19:30,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 23:19:30,305 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:19:30,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:19:30,305 INFO L85 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2021-11-02 23:19:30,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:19:30,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810086699] [2021-11-02 23:19:30,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:19:30,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:19:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:19:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:19:30,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:19:30,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810086699] [2021-11-02 23:19:30,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810086699] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:19:30,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:19:30,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 23:19:30,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260094664] [2021-11-02 23:19:30,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 23:19:30,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:19:30,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 23:19:30,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:19:30,422 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:19:30,512 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2021-11-02 23:19:30,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 23:19:30,514 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-02 23:19:30,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:19:30,514 INFO L225 Difference]: With dead ends: 286 [2021-11-02 23:19:30,514 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 23:19:30,516 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:19:30,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 23:19:30,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 23:19:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 23:19:30,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-11-02 23:19:30,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:19:30,517 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:19:30,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:19:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:19:30,518 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 23:19:30,520 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:19:30,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:19:30,521 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:19:30,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 23:19:30,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 23:19:30,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:30,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:19:31,148 INFO L857 garLoopResultBuilder]: For program point L448(lines 448 452) no Hoare annotation was computed. [2021-11-02 23:19:31,149 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,149 INFO L853 garLoopResultBuilder]: At program point L895(lines 1 932) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-11-02 23:19:31,149 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,149 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L857 garLoopResultBuilder]: For program point L383-2(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L857 garLoopResultBuilder]: For program point L383-3(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L857 garLoopResultBuilder]: For program point L383-5(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 191) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L857 garLoopResultBuilder]: For program point L383-6(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,150 INFO L853 garLoopResultBuilder]: At program point L185-1(lines 185 191) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,151 INFO L857 garLoopResultBuilder]: For program point L383-8(lines 383 387) no Hoare annotation was computed. [2021-11-02 23:19:31,151 INFO L853 garLoopResultBuilder]: At program point L334(lines 329 337) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,151 INFO L853 garLoopResultBuilder]: At program point L334-1(lines 329 337) the Hoare annotation is: false [2021-11-02 23:19:31,151 INFO L853 garLoopResultBuilder]: At program point L334-2(lines 329 337) the Hoare annotation is: false [2021-11-02 23:19:31,151 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 293) no Hoare annotation was computed. [2021-11-02 23:19:31,151 INFO L857 garLoopResultBuilder]: For program point L285-1(lines 285 293) no Hoare annotation was computed. [2021-11-02 23:19:31,152 INFO L857 garLoopResultBuilder]: For program point L285-2(lines 285 293) no Hoare annotation was computed. [2021-11-02 23:19:31,152 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,152 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,152 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,152 INFO L853 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: false [2021-11-02 23:19:31,153 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-11-02 23:19:31,153 INFO L853 garLoopResultBuilder]: At program point L122(lines 118 124) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-11-02 23:19:31,154 INFO L853 garLoopResultBuilder]: At program point L502(lines 497 505) the Hoare annotation is: false [2021-11-02 23:19:31,154 INFO L853 garLoopResultBuilder]: At program point L502-1(lines 497 505) the Hoare annotation is: false [2021-11-02 23:19:31,154 INFO L857 garLoopResultBuilder]: For program point L436(lines 436 440) no Hoare annotation was computed. [2021-11-02 23:19:31,154 INFO L853 garLoopResultBuilder]: At program point L502-2(lines 497 505) the Hoare annotation is: false [2021-11-02 23:19:31,154 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 220) no Hoare annotation was computed. [2021-11-02 23:19:31,154 INFO L857 garLoopResultBuilder]: For program point L916(lines 916 929) no Hoare annotation was computed. [2021-11-02 23:19:31,155 INFO L853 garLoopResultBuilder]: At program point L916-1(lines 1 932) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,157 INFO L857 garLoopResultBuilder]: For program point L916-2(lines 916 929) no Hoare annotation was computed. [2021-11-02 23:19:31,157 INFO L853 garLoopResultBuilder]: At program point L916-3(lines 1 932) the Hoare annotation is: false [2021-11-02 23:19:31,157 INFO L857 garLoopResultBuilder]: For program point L916-4(lines 916 929) no Hoare annotation was computed. [2021-11-02 23:19:31,157 INFO L853 garLoopResultBuilder]: At program point L916-5(lines 1 932) the Hoare annotation is: false [2021-11-02 23:19:31,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 23:19:31,158 INFO L853 garLoopResultBuilder]: At program point L256(lines 256 262) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,158 INFO L853 garLoopResultBuilder]: At program point L256-1(lines 256 262) the Hoare annotation is: false [2021-11-02 23:19:31,158 INFO L853 garLoopResultBuilder]: At program point L256-2(lines 256 262) the Hoare annotation is: false [2021-11-02 23:19:31,158 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-02 23:19:31,158 INFO L857 garLoopResultBuilder]: For program point L75-1(lines 249 255) no Hoare annotation was computed. [2021-11-02 23:19:31,159 INFO L853 garLoopResultBuilder]: At program point L389(lines 374 392) the Hoare annotation is: false [2021-11-02 23:19:31,159 INFO L853 garLoopResultBuilder]: At program point L389-1(lines 374 392) the Hoare annotation is: false [2021-11-02 23:19:31,159 INFO L853 garLoopResultBuilder]: At program point L389-2(lines 374 392) the Hoare annotation is: false [2021-11-02 23:19:31,159 INFO L860 garLoopResultBuilder]: At program point L158(lines 139 161) the Hoare annotation is: true [2021-11-02 23:19:31,160 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,160 INFO L853 garLoopResultBuilder]: At program point L225(lines 174 226) the Hoare annotation is: false [2021-11-02 23:19:31,160 INFO L857 garLoopResultBuilder]: For program point L176(lines 175 224) no Hoare annotation was computed. [2021-11-02 23:19:31,160 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-11-02 23:19:31,160 INFO L853 garLoopResultBuilder]: At program point L903(lines 898 906) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-11-02 23:19:31,160 INFO L857 garLoopResultBuilder]: For program point L424-3(lines 424 428) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point L424-6(lines 424 428) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point L920-2(lines 920 926) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point L920-4(lines 920 926) no Hoare annotation was computed. [2021-11-02 23:19:31,161 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 181) no Hoare annotation was computed. [2021-11-02 23:19:31,162 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 201) no Hoare annotation was computed. [2021-11-02 23:19:31,162 INFO L853 garLoopResultBuilder]: At program point L195-1(lines 195 201) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,162 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 219) no Hoare annotation was computed. [2021-11-02 23:19:31,162 INFO L853 garLoopResultBuilder]: At program point L213-1(lines 249 255) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,163 INFO L853 garLoopResultBuilder]: At program point L461(lines 456 464) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,163 INFO L853 garLoopResultBuilder]: At program point L461-1(lines 456 464) the Hoare annotation is: false [2021-11-02 23:19:31,163 INFO L853 garLoopResultBuilder]: At program point L461-2(lines 456 464) the Hoare annotation is: false [2021-11-02 23:19:31,163 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 23:19:31,164 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-02 23:19:31,165 INFO L857 garLoopResultBuilder]: For program point L281(lines 281 298) no Hoare annotation was computed. [2021-11-02 23:19:31,165 INFO L857 garLoopResultBuilder]: For program point L281-1(lines 281 298) no Hoare annotation was computed. [2021-11-02 23:19:31,166 INFO L857 garLoopResultBuilder]: For program point L281-2(lines 281 298) no Hoare annotation was computed. [2021-11-02 23:19:31,166 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 156) no Hoare annotation was computed. [2021-11-02 23:19:31,167 INFO L860 garLoopResultBuilder]: At program point L149-1(lines 149 156) the Hoare annotation is: true [2021-11-02 23:19:31,168 INFO L857 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2021-11-02 23:19:31,168 INFO L853 garLoopResultBuilder]: At program point L397-1(lines 397 403) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,168 INFO L853 garLoopResultBuilder]: At program point L249(lines 248 267) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-02 23:19:31,171 INFO L857 garLoopResultBuilder]: For program point L249-1(lines 249 255) no Hoare annotation was computed. [2021-11-02 23:19:31,171 INFO L853 garLoopResultBuilder]: At program point L249-2(lines 248 267) the Hoare annotation is: false [2021-11-02 23:19:31,171 INFO L853 garLoopResultBuilder]: At program point L249-3(lines 248 267) the Hoare annotation is: false [2021-11-02 23:19:31,174 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-02 23:19:31,177 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 23:19:31,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:19:31 BoogieIcfgContainer [2021-11-02 23:19:31,208 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 23:19:31,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:19:31,209 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:19:31,209 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:19:31,210 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:19:28" (3/4) ... [2021-11-02 23:19:31,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 23:19:31,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-02 23:19:31,251 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-02 23:19:31,252 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-02 23:19:31,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-02 23:19:31,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 23:19:31,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:19:31,259 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:19:31,295 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-11-02 23:19:31,296 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-11-02 23:19:31,296 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,297 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,298 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,300 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 [2021-11-02 23:19:31,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1 [2021-11-02 23:19:31,348 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 23:19:31,348 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:19:31,350 INFO L168 Benchmark]: Toolchain (without parser) took 4174.29 ms. Allocated memory is still 144.7 MB. Free memory was 111.4 MB in the beginning and 87.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,351 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 42.1 MB in the beginning and 42.1 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:19:31,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.40 ms. Allocated memory is still 144.7 MB. Free memory was 110.9 MB in the beginning and 113.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.07 ms. Allocated memory is still 144.7 MB. Free memory was 113.9 MB in the beginning and 111.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,352 INFO L168 Benchmark]: Boogie Preprocessor took 50.57 ms. Allocated memory is still 144.7 MB. Free memory was 111.0 MB in the beginning and 109.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,353 INFO L168 Benchmark]: RCFGBuilder took 1110.62 ms. Allocated memory is still 144.7 MB. Free memory was 109.1 MB in the beginning and 69.8 MB in the end (delta: 39.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,353 INFO L168 Benchmark]: TraceAbstraction took 2228.36 ms. Allocated memory is still 144.7 MB. Free memory was 69.2 MB in the beginning and 93.6 MB in the end (delta: -24.4 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,354 INFO L168 Benchmark]: Witness Printer took 139.46 ms. Allocated memory is still 144.7 MB. Free memory was 93.6 MB in the beginning and 87.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:19:31,356 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 42.1 MB in the beginning and 42.1 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 555.40 ms. Allocated memory is still 144.7 MB. Free memory was 110.9 MB in the beginning and 113.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.07 ms. Allocated memory is still 144.7 MB. Free memory was 113.9 MB in the beginning and 111.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.57 ms. Allocated memory is still 144.7 MB. Free memory was 111.0 MB in the beginning and 109.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1110.62 ms. Allocated memory is still 144.7 MB. Free memory was 109.1 MB in the beginning and 69.8 MB in the end (delta: 39.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2228.36 ms. Allocated memory is still 144.7 MB. Free memory was 69.2 MB in the beginning and 93.6 MB in the end (delta: -24.4 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. * Witness Printer took 139.46 ms. Allocated memory is still 144.7 MB. Free memory was 93.6 MB in the beginning and 87.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 509 SDslu, 328 SDs, 0 SdLazy, 49 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 182 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3336 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 32 FomulaSimplificationsInter, 796 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 193 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: ((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-02 23:19:31,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddaa85c7-3451-4ce3-adb9-e728816a8759/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE