./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0 --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 b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:48:36,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:48:36,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:48:36,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:48:36,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:48:36,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:48:36,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:48:36,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:48:36,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:48:36,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:48:36,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:48:36,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:48:36,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:48:36,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:48:36,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:48:36,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:48:36,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:48:36,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:48:36,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:48:36,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:48:36,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:48:36,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:48:36,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:48:36,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:48:36,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:48:36,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:48:36,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:48:36,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:48:36,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:48:36,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:48:36,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:48:36,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:48:36,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:48:36,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:48:36,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:48:36,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:48:36,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:48:36,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:48:36,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:48:36,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:48:36,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:48:36,907 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 14:48:36,953 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:48:36,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:48:36,953 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:48:36,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:48:36,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:48:36,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:48:36,956 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:48:36,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:48:36,956 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:48:36,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:48:36,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:48:36,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:48:36,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 14:48:36,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:48:36,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 14:48:36,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:48:36,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:48:36,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:48:36,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 14:48:36,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:48:36,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:48:36,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:48:36,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:48:36,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:48:36,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:48:36,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 14:48:36,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:48:36,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 14:48:36,961 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 14:48:36,961 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 14:48:36,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 14:48:36,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:48:36,962 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_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 [2021-11-22 14:48:37,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:48:37,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:48:37,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:48:37,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:48:37,391 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:48:37,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2021-11-22 14:48:37,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/data/4c743a1e5/c69d2e2cac3b46079d1552b628cdf8e2/FLAG0e7cf4b48 [2021-11-22 14:48:38,157 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:48:38,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2021-11-22 14:48:38,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/data/4c743a1e5/c69d2e2cac3b46079d1552b628cdf8e2/FLAG0e7cf4b48 [2021-11-22 14:48:38,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/data/4c743a1e5/c69d2e2cac3b46079d1552b628cdf8e2 [2021-11-22 14:48:38,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:48:38,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:48:38,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:48:38,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:48:38,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:48:38,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:38,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4055e372 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38, skipping insertion in model container [2021-11-22 14:48:38,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:38,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:48:38,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:48:38,770 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_7b0cf280-e699-43f4-af1b-e42eab3edd53/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2021-11-22 14:48:38,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:48:38,837 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:48:38,887 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_7b0cf280-e699-43f4-af1b-e42eab3edd53/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2021-11-22 14:48:38,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:48:38,977 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:48:38,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38 WrapperNode [2021-11-22 14:48:38,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:48:38,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:48:38,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:48:38,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:48:38,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,065 INFO L137 Inliner]: procedures = 54, calls = 152, calls flagged for inlining = 49, calls inlined = 48, statements flattened = 410 [2021-11-22 14:48:39,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:48:39,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:48:39,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:48:39,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:48:39,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:48:39,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:48:39,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:48:39,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:48:39,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (1/1) ... [2021-11-22 14:48:39,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:48:39,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:39,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:39,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 14:48:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 14:48:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 14:48:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:48:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:48:39,342 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:48:39,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:48:39,784 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:48:39,793 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:48:39,795 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 14:48:39,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:39 BoogieIcfgContainer [2021-11-22 14:48:39,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:48:39,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 14:48:39,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 14:48:39,806 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 14:48:39,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:48:38" (1/3) ... [2021-11-22 14:48:39,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7f0a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:48:39, skipping insertion in model container [2021-11-22 14:48:39,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:38" (2/3) ... [2021-11-22 14:48:39,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7f0a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:48:39, skipping insertion in model container [2021-11-22 14:48:39,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:39" (3/3) ... [2021-11-22 14:48:39,814 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product25.cil.c [2021-11-22 14:48:39,842 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 14:48:39,843 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 14:48:39,916 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 14:48:39,926 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 [2021-11-22 14:48:39,926 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 14:48:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 108 states have internal predecessors, (148), 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) [2021-11-22 14:48:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 14:48:39,976 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:48:39,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:48:39,978 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 14:48:39,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:39,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1645664227, now seen corresponding path program 1 times [2021-11-22 14:48:40,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:40,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937281123] [2021-11-22 14:48:40,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:40,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:48:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:48:40,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:48:40,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937281123] [2021-11-22 14:48:40,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937281123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:48:40,214 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:48:40,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 14:48:40,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683105656] [2021-11-22 14:48:40,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:48:40,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 14:48:40,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:48:40,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 14:48:40,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 14:48:40,256 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 108 states have internal predecessors, (148), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-22 14:48:40,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:48:40,289 INFO L93 Difference]: Finished difference Result 207 states and 284 transitions. [2021-11-22 14:48:40,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 14:48:40,291 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-11-22 14:48:40,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:48:40,301 INFO L225 Difference]: With dead ends: 207 [2021-11-22 14:48:40,301 INFO L226 Difference]: Without dead ends: 99 [2021-11-22 14:48:40,305 INFO L932 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 [2021-11-22 14:48:40,309 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:48:40,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:48:40,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-11-22 14:48:40,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2021-11-22 14:48:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 98 states have internal predecessors, (130), 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) [2021-11-22 14:48:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 130 transitions. [2021-11-22 14:48:40,355 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 130 transitions. Word has length 19 [2021-11-22 14:48:40,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:48:40,356 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 130 transitions. [2021-11-22 14:48:40,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-22 14:48:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 130 transitions. [2021-11-22 14:48:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 14:48:40,358 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:48:40,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:48:40,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 14:48:40,359 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 14:48:40,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:40,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1430897689, now seen corresponding path program 1 times [2021-11-22 14:48:40,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:40,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99694938] [2021-11-22 14:48:40,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:40,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:48:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:48:40,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:48:40,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99694938] [2021-11-22 14:48:40,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99694938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:48:40,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:48:40,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 14:48:40,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515713641] [2021-11-22 14:48:40,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:48:40,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 14:48:40,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:48:40,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 14:48:40,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:48:40,459 INFO L87 Difference]: Start difference. First operand 99 states and 130 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 14:48:40,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:48:40,489 INFO L93 Difference]: Finished difference Result 99 states and 130 transitions. [2021-11-22 14:48:40,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 14:48:40,493 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-22 14:48:40,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:48:40,494 INFO L225 Difference]: With dead ends: 99 [2021-11-22 14:48:40,494 INFO L226 Difference]: Without dead ends: 46 [2021-11-22 14:48:40,495 INFO L932 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 [2021-11-22 14:48:40,497 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 51 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:48:40,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:48:40,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-22 14:48:40,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-11-22 14:48:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 45 states have internal predecessors, (60), 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) [2021-11-22 14:48:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 60 transitions. [2021-11-22 14:48:40,505 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 60 transitions. Word has length 20 [2021-11-22 14:48:40,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:48:40,506 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 60 transitions. [2021-11-22 14:48:40,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 14:48:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-11-22 14:48:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 14:48:40,507 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:48:40,507 INFO L514 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, 1, 1] [2021-11-22 14:48:40,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 14:48:40,511 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 14:48:40,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:40,513 INFO L85 PathProgramCache]: Analyzing trace with hash 36276546, now seen corresponding path program 1 times [2021-11-22 14:48:40,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:40,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905125261] [2021-11-22 14:48:40,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:40,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:48:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:48:40,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:48:40,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905125261] [2021-11-22 14:48:40,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905125261] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:48:40,634 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:48:40,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 14:48:40,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058381100] [2021-11-22 14:48:40,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:48:40,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 14:48:40,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:48:40,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 14:48:40,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 14:48:40,636 INFO L87 Difference]: Start difference. First operand 46 states and 60 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-11-22 14:48:40,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:48:40,684 INFO L93 Difference]: Finished difference Result 84 states and 112 transitions. [2021-11-22 14:48:40,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 14:48:40,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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 26 [2021-11-22 14:48:40,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:48:40,685 INFO L225 Difference]: With dead ends: 84 [2021-11-22 14:48:40,686 INFO L226 Difference]: Without dead ends: 46 [2021-11-22 14:48:40,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 14:48:40,688 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 210 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:48:40,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 60 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:48:40,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-22 14:48:40,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-11-22 14:48:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 45 states have internal predecessors, (59), 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) [2021-11-22 14:48:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 59 transitions. [2021-11-22 14:48:40,697 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 59 transitions. Word has length 26 [2021-11-22 14:48:40,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:48:40,698 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 59 transitions. [2021-11-22 14:48:40,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-11-22 14:48:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2021-11-22 14:48:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 14:48:40,699 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:48:40,700 INFO L514 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, 1, 1, 1, 1, 1] [2021-11-22 14:48:40,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 14:48:40,700 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 14:48:40,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:40,701 INFO L85 PathProgramCache]: Analyzing trace with hash 2043978961, now seen corresponding path program 1 times [2021-11-22 14:48:40,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:40,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337594873] [2021-11-22 14:48:40,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:40,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:48:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:48:40,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:48:40,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337594873] [2021-11-22 14:48:40,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337594873] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:48:40,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:48:40,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:48:40,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244762156] [2021-11-22 14:48:40,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:48:40,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 14:48:40,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:48:40,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 14:48:40,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:48:40,845 INFO L87 Difference]: Start difference. First operand 46 states and 59 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-22 14:48:40,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:48:40,981 INFO L93 Difference]: Finished difference Result 216 states and 290 transitions. [2021-11-22 14:48:40,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 14:48:40,982 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2021-11-22 14:48:40,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:48:40,984 INFO L225 Difference]: With dead ends: 216 [2021-11-22 14:48:40,984 INFO L226 Difference]: Without dead ends: 178 [2021-11-22 14:48:40,985 INFO L932 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 [2021-11-22 14:48:40,987 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 177 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:48:40,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 366 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:48:40,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-11-22 14:48:41,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 79. [2021-11-22 14:48:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.3076923076923077) internal successors, (102), 78 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) [2021-11-22 14:48:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2021-11-22 14:48:41,006 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 102 transitions. Word has length 29 [2021-11-22 14:48:41,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:48:41,007 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 102 transitions. [2021-11-22 14:48:41,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-22 14:48:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2021-11-22 14:48:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 14:48:41,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:48:41,009 INFO L514 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:48:41,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 14:48:41,009 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 14:48:41,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:41,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1344483416, now seen corresponding path program 1 times [2021-11-22 14:48:41,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:41,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253003648] [2021-11-22 14:48:41,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:41,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:48:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:48:41,097 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:48:41,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253003648] [2021-11-22 14:48:41,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253003648] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:48:41,098 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:48:41,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:48:41,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933841096] [2021-11-22 14:48:41,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:48:41,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 14:48:41,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:48:41,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 14:48:41,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:48:41,100 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-22 14:48:41,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:48:41,175 INFO L93 Difference]: Finished difference Result 210 states and 278 transitions. [2021-11-22 14:48:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 14:48:41,176 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2021-11-22 14:48:41,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:48:41,177 INFO L225 Difference]: With dead ends: 210 [2021-11-22 14:48:41,177 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 14:48:41,178 INFO L932 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 [2021-11-22 14:48:41,180 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 103 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:48:41,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 162 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:48:41,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 14:48:41,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 14:48:41,182 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) [2021-11-22 14:48:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 14:48:41,182 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2021-11-22 14:48:41,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:48:41,183 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 14:48:41,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-22 14:48:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 14:48:41,183 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 14:48:41,186 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 14:48:41,187 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 14:48:41,187 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 14:48:41,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 14:48:41,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 14:48:41,894 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,895 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-11-22 14:48:41,895 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2021-11-22 14:48:41,895 INFO L854 garLoopResultBuilder]: At program point L465-2(lines 461 472) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,895 INFO L854 garLoopResultBuilder]: At program point L201-2(lines 201 246) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,896 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 14:48:41,896 INFO L858 garLoopResultBuilder]: For program point L202(lines 201 246) no Hoare annotation was computed. [2021-11-22 14:48:41,896 INFO L861 garLoopResultBuilder]: At program point L252(lines 191 254) the Hoare annotation is: true [2021-11-22 14:48:41,896 INFO L854 garLoopResultBuilder]: At program point L186(lines 181 189) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-22 14:48:41,896 INFO L858 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2021-11-22 14:48:41,897 INFO L858 garLoopResultBuilder]: For program point L550(lines 550 567) no Hoare annotation was computed. [2021-11-22 14:48:41,897 INFO L854 garLoopResultBuilder]: At program point L550-1(lines 542 570) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,897 INFO L858 garLoopResultBuilder]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2021-11-22 14:48:41,897 INFO L854 garLoopResultBuilder]: At program point L550-3(lines 542 570) the Hoare annotation is: false [2021-11-22 14:48:41,898 INFO L858 garLoopResultBuilder]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2021-11-22 14:48:41,898 INFO L854 garLoopResultBuilder]: At program point L550-5(lines 542 570) the Hoare annotation is: false [2021-11-22 14:48:41,898 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 320) no Hoare annotation was computed. [2021-11-22 14:48:41,898 INFO L854 garLoopResultBuilder]: At program point L303-1(lines 299 323) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,898 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 241) no Hoare annotation was computed. [2021-11-22 14:48:41,899 INFO L858 garLoopResultBuilder]: For program point L303-2(lines 303 320) no Hoare annotation was computed. [2021-11-22 14:48:41,899 INFO L854 garLoopResultBuilder]: At program point L303-3(lines 299 323) the Hoare annotation is: false [2021-11-22 14:48:41,899 INFO L854 garLoopResultBuilder]: At program point L171(lines 167 173) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 14:48:41,899 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 231 242) no Hoare annotation was computed. [2021-11-22 14:48:41,899 INFO L858 garLoopResultBuilder]: For program point L303-4(lines 303 320) no Hoare annotation was computed. [2021-11-22 14:48:41,900 INFO L854 garLoopResultBuilder]: At program point L303-5(lines 299 323) the Hoare annotation is: false [2021-11-22 14:48:41,900 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 227) no Hoare annotation was computed. [2021-11-22 14:48:41,900 INFO L858 garLoopResultBuilder]: For program point L221-2(lines 221 227) no Hoare annotation was computed. [2021-11-22 14:48:41,900 INFO L858 garLoopResultBuilder]: For program point L271(lines 271 277) no Hoare annotation was computed. [2021-11-22 14:48:41,900 INFO L858 garLoopResultBuilder]: For program point L271-2(lines 270 289) no Hoare annotation was computed. [2021-11-22 14:48:41,901 INFO L858 garLoopResultBuilder]: For program point L271-3(lines 271 277) no Hoare annotation was computed. [2021-11-22 14:48:41,901 INFO L858 garLoopResultBuilder]: For program point L271-5(lines 270 289) no Hoare annotation was computed. [2021-11-22 14:48:41,901 INFO L858 garLoopResultBuilder]: For program point L271-6(lines 271 277) no Hoare annotation was computed. [2021-11-22 14:48:41,901 INFO L854 garLoopResultBuilder]: At program point L519(lines 514 522) the Hoare annotation is: false [2021-11-22 14:48:41,907 INFO L858 garLoopResultBuilder]: For program point L271-8(lines 270 289) no Hoare annotation was computed. [2021-11-22 14:48:41,907 INFO L854 garLoopResultBuilder]: At program point L519-1(lines 514 522) the Hoare annotation is: false [2021-11-22 14:48:41,908 INFO L858 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-11-22 14:48:41,908 INFO L854 garLoopResultBuilder]: At program point L519-2(lines 514 522) the Hoare annotation is: false [2021-11-22 14:48:41,911 INFO L854 garLoopResultBuilder]: At program point L453-2(lines 449 460) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,911 INFO L854 garLoopResultBuilder]: At program point L288(lines 267 290) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,911 INFO L854 garLoopResultBuilder]: At program point L288-1(lines 267 290) the Hoare annotation is: false [2021-11-22 14:48:41,911 INFO L854 garLoopResultBuilder]: At program point L288-2(lines 267 290) the Hoare annotation is: false [2021-11-22 14:48:41,912 INFO L854 garLoopResultBuilder]: At program point L355(lines 350 357) the Hoare annotation is: false [2021-11-22 14:48:41,912 INFO L854 garLoopResultBuilder]: At program point L355-1(lines 350 357) the Hoare annotation is: false [2021-11-22 14:48:41,912 INFO L854 garLoopResultBuilder]: At program point L355-2(lines 350 357) the Hoare annotation is: false [2021-11-22 14:48:41,912 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 14:48:41,912 INFO L858 garLoopResultBuilder]: For program point L554(lines 554 564) no Hoare annotation was computed. [2021-11-22 14:48:41,913 INFO L858 garLoopResultBuilder]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2021-11-22 14:48:41,913 INFO L858 garLoopResultBuilder]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2021-11-22 14:48:41,913 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,913 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 315) no Hoare annotation was computed. [2021-11-22 14:48:41,913 INFO L858 garLoopResultBuilder]: For program point L307-3(lines 307 315) no Hoare annotation was computed. [2021-11-22 14:48:41,914 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-11-22 14:48:41,914 INFO L858 garLoopResultBuilder]: For program point L307-6(lines 307 315) no Hoare annotation was computed. [2021-11-22 14:48:41,914 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2021-11-22 14:48:41,914 INFO L858 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-11-22 14:48:41,914 INFO L858 garLoopResultBuilder]: For program point L555-3(lines 555 561) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L423-2(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L555-6(lines 555 561) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L423-3(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L423-5(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,915 INFO L858 garLoopResultBuilder]: For program point L423-6(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,916 INFO L858 garLoopResultBuilder]: For program point L423-8(lines 423 427) no Hoare annotation was computed. [2021-11-22 14:48:41,916 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2021-11-22 14:48:41,916 INFO L854 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-22 14:48:41,916 INFO L854 garLoopResultBuilder]: At program point L374(lines 369 377) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res#1| 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,917 INFO L854 garLoopResultBuilder]: At program point L374-1(lines 369 377) the Hoare annotation is: false [2021-11-22 14:48:41,917 INFO L854 garLoopResultBuilder]: At program point L374-2(lines 369 377) the Hoare annotation is: false [2021-11-22 14:48:41,917 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-11-22 14:48:41,917 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 14:48:41,924 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-11-22 14:48:41,925 INFO L854 garLoopResultBuilder]: At program point L441-2(lines 437 448) the Hoare annotation is: false [2021-11-22 14:48:41,925 INFO L858 garLoopResultBuilder]: For program point L441-3(lines 441 445) no Hoare annotation was computed. [2021-11-22 14:48:41,925 INFO L854 garLoopResultBuilder]: At program point L441-5(lines 437 448) the Hoare annotation is: false [2021-11-22 14:48:41,925 INFO L858 garLoopResultBuilder]: For program point L441-6(lines 441 445) no Hoare annotation was computed. [2021-11-22 14:48:41,925 INFO L854 garLoopResultBuilder]: At program point L441-8(lines 437 448) the Hoare annotation is: false [2021-11-22 14:48:41,926 INFO L854 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-11-22 14:48:41,926 INFO L858 garLoopResultBuilder]: For program point L211(lines 211 217) no Hoare annotation was computed. [2021-11-22 14:48:41,926 INFO L854 garLoopResultBuilder]: At program point L178(lines 174 180) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 14:48:41,926 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 211 217) no Hoare annotation was computed. [2021-11-22 14:48:41,926 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-11-22 14:48:41,927 INFO L858 garLoopResultBuilder]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2021-11-22 14:48:41,927 INFO L858 garLoopResultBuilder]: For program point L278-3(lines 278 284) no Hoare annotation was computed. [2021-11-22 14:48:41,927 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-22 14:48:41,929 INFO L858 garLoopResultBuilder]: For program point L278-5(lines 278 284) no Hoare annotation was computed. [2021-11-22 14:48:41,930 INFO L854 garLoopResultBuilder]: At program point L295(lines 291 297) the Hoare annotation is: false [2021-11-22 14:48:41,930 INFO L854 garLoopResultBuilder]: At program point L295-1(lines 291 297) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,935 INFO L854 garLoopResultBuilder]: At program point L295-2(lines 291 297) the Hoare annotation is: false [2021-11-22 14:48:41,935 INFO L854 garLoopResultBuilder]: At program point L295-3(lines 291 297) the Hoare annotation is: false [2021-11-22 14:48:41,935 INFO L854 garLoopResultBuilder]: At program point L295-4(lines 291 297) the Hoare annotation is: false [2021-11-22 14:48:41,936 INFO L854 garLoopResultBuilder]: At program point L295-5(lines 291 297) the Hoare annotation is: false [2021-11-22 14:48:41,936 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 14:48:41,936 INFO L854 garLoopResultBuilder]: At program point L478(lines 473 481) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 14:48:41,936 INFO L854 garLoopResultBuilder]: At program point L478-1(lines 473 481) the Hoare annotation is: false [2021-11-22 14:48:41,936 INFO L854 garLoopResultBuilder]: At program point L478-2(lines 473 481) the Hoare annotation is: false [2021-11-22 14:48:41,937 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,937 INFO L854 garLoopResultBuilder]: At program point L247(lines 200 248) the Hoare annotation is: false [2021-11-22 14:48:41,937 INFO L858 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,937 INFO L858 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,937 INFO L858 garLoopResultBuilder]: For program point L528-2(line 528) no Hoare annotation was computed. [2021-11-22 14:48:41,943 INFO L854 garLoopResultBuilder]: At program point L429(lines 414 432) the Hoare annotation is: false [2021-11-22 14:48:41,943 INFO L854 garLoopResultBuilder]: At program point L429-1(lines 414 432) the Hoare annotation is: false [2021-11-22 14:48:41,943 INFO L854 garLoopResultBuilder]: At program point L429-2(lines 414 432) the Hoare annotation is: false [2021-11-22 14:48:41,943 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 242) no Hoare annotation was computed. [2021-11-22 14:48:41,944 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-22 14:48:41,944 INFO L858 garLoopResultBuilder]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2021-11-22 14:48:41,944 INFO L854 garLoopResultBuilder]: At program point L529(lines 524 531) the Hoare annotation is: false [2021-11-22 14:48:41,944 INFO L854 garLoopResultBuilder]: At program point L529-1(lines 524 531) the Hoare annotation is: false [2021-11-22 14:48:41,944 INFO L854 garLoopResultBuilder]: At program point L529-2(lines 524 531) the Hoare annotation is: false [2021-11-22 14:48:41,948 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-22 14:48:41,955 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 14:48:41,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:48:41 BoogieIcfgContainer [2021-11-22 14:48:41,993 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 14:48:41,994 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 14:48:41,994 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 14:48:41,994 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 14:48:41,995 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:39" (3/4) ... [2021-11-22 14:48:41,998 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 14:48:42,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-11-22 14:48:42,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 14:48:42,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 14:48:42,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 14:48:42,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 14:48:42,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 14:48:42,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 14:48:42,061 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive [2021-11-22 14:48:42,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive [2021-11-22 14:48:42,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive [2021-11-22 14:48:42,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,063 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,064 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,066 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,067 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,068 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2021-11-22 14:48:42,069 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0 [2021-11-22 14:48:42,119 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 14:48:42,119 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 14:48:42,120 INFO L158 Benchmark]: Toolchain (without parser) took 3690.94ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 56.6MB in the beginning and 67.3MB in the end (delta: -10.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,120 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:48:42,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.99ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 91.0MB in the end (delta: -34.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.91ms. Allocated memory is still 123.7MB. Free memory was 91.0MB in the beginning and 88.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,122 INFO L158 Benchmark]: Boogie Preprocessor took 38.84ms. Allocated memory is still 123.7MB. Free memory was 88.1MB in the beginning and 86.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,122 INFO L158 Benchmark]: RCFGBuilder took 692.97ms. Allocated memory is still 123.7MB. Free memory was 86.3MB in the beginning and 67.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,123 INFO L158 Benchmark]: TraceAbstraction took 2192.15ms. Allocated memory is still 123.7MB. Free memory was 67.5MB in the beginning and 75.7MB in the end (delta: -8.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,123 INFO L158 Benchmark]: Witness Printer took 125.55ms. Allocated memory is still 123.7MB. Free memory was 75.7MB in the beginning and 67.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 14:48:42,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.99ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 91.0MB in the end (delta: -34.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.91ms. Allocated memory is still 123.7MB. Free memory was 91.0MB in the beginning and 88.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.84ms. Allocated memory is still 123.7MB. Free memory was 88.1MB in the beginning and 86.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 692.97ms. Allocated memory is still 123.7MB. Free memory was 86.3MB in the beginning and 67.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2192.15ms. Allocated memory is still 123.7MB. Free memory was 67.5MB in the beginning and 75.7MB in the end (delta: -8.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Witness Printer took 125.55ms. Allocated memory is still 123.7MB. Free memory was 75.7MB in the beginning and 67.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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: 528]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 528]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 528]: 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, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 541 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 541 mSDsluCounter, 792 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 382 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 410 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 99 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 97 NumberOfFragments, 248 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 50 FomulaSimplificationsInter, 1713 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 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: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0 RESULT: Ultimate proved your program to be correct! [2021-11-22 14:48:42,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b0cf280-e699-43f4-af1b-e42eab3edd53/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE