./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc --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 1f2870beb38cc74f17a96c393839e7d6d2f1f4f9c95ce97be38a991d6b510bc3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:54:50,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:54:50,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:54:50,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:54:50,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:54:50,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:54:50,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:54:50,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:54:50,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:54:50,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:54:50,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:54:50,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:54:50,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:54:50,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:54:50,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:54:50,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:54:50,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:54:50,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:54:50,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:54:50,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:54:50,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:54:50,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:54:50,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:54:50,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:54:50,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:54:50,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:54:50,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:54:50,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:54:50,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:54:50,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:54:50,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:54:50,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:54:50,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:54:50,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:54:50,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:54:50,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:54:50,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:54:50,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:54:50,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:54:50,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:54:50,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:54:50,361 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:54:50,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:54:50,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:54:50,396 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:54:50,396 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:54:50,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:54:50,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:54:50,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:54:50,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:54:50,399 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:54:50,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:54:50,400 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:54:50,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:54:50,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:54:50,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:54:50,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:54:50,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:54:50,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:54:50,402 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:54:50,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:54:50,402 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:54:50,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:54:50,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:54:50,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:54:50,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:54:50,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:54:50,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:54:50,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:54:50,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:54:50,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:54:50,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:54:50,404 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:54:50,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:54:50,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:54:50,405 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_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f2870beb38cc74f17a96c393839e7d6d2f1f4f9c95ce97be38a991d6b510bc3 [2022-11-02 20:54:50,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:54:50,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:54:50,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:54:50,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:54:50,781 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:54:50,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c [2022-11-02 20:54:50,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/data/3188cad46/f0a421f4c1a14cdaae735cb0488e3d4b/FLAGe65ed93a6 [2022-11-02 20:54:51,414 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:54:51,414 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c [2022-11-02 20:54:51,437 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/data/3188cad46/f0a421f4c1a14cdaae735cb0488e3d4b/FLAGe65ed93a6 [2022-11-02 20:54:51,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/data/3188cad46/f0a421f4c1a14cdaae735cb0488e3d4b [2022-11-02 20:54:51,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:54:51,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:54:51,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:54:51,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:54:51,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:54:51,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:54:51" (1/1) ... [2022-11-02 20:54:51,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@575da751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:51, skipping insertion in model container [2022-11-02 20:54:51,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:54:51" (1/1) ... [2022-11-02 20:54:51,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:54:51,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:54:52,164 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_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c[18514,18527] [2022-11-02 20:54:52,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:54:52,183 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:54:52,273 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_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/sv-benchmarks/c/product-lines/minepump_spec5_product22.cil.c[18514,18527] [2022-11-02 20:54:52,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:54:52,292 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:54:52,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52 WrapperNode [2022-11-02 20:54:52,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:54:52,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:54:52,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:54:52,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:54:52,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,370 INFO L138 Inliner]: procedures = 56, calls = 157, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 251 [2022-11-02 20:54:52,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:54:52,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:54:52,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:54:52,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:54:52,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,406 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:54:52,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:54:52,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:54:52,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:54:52,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (1/1) ... [2022-11-02 20:54:52,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:54:52,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:54:52,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:54:52,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:54:52,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:54:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-02 20:54:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-02 20:54:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-02 20:54:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-02 20:54:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-02 20:54:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-02 20:54:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-02 20:54:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-02 20:54:52,497 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:54:52,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:54:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-02 20:54:52,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-02 20:54:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-02 20:54:52,498 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-02 20:54:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:54:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-02 20:54:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-02 20:54:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:54:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:54:52,592 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:54:52,594 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:54:52,989 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:54:52,996 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:54:52,997 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:54:52,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:54:52 BoogieIcfgContainer [2022-11-02 20:54:52,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:54:53,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:54:53,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:54:53,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:54:53,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:54:51" (1/3) ... [2022-11-02 20:54:53,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd1d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:54:53, skipping insertion in model container [2022-11-02 20:54:53,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:54:52" (2/3) ... [2022-11-02 20:54:53,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd1d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:54:53, skipping insertion in model container [2022-11-02 20:54:53,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:54:52" (3/3) ... [2022-11-02 20:54:53,009 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product22.cil.c [2022-11-02 20:54:53,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:54:53,029 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:54:53,108 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:54:53,117 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@380d9aa6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:54:53,117 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:54:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 69 states have (on average 1.3623188405797102) internal successors, (94), 77 states have internal predecessors, (94), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-02 20:54:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-02 20:54:53,152 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:54:53,153 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-02 20:54:53,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:54:53,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:54:53,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1350220420, now seen corresponding path program 1 times [2022-11-02 20:54:53,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:54:53,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533404458] [2022-11-02 20:54:53,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:54:53,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:54:53,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:54:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-02 20:54:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:54:53,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:54:53,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533404458] [2022-11-02 20:54:53,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533404458] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:54:53,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:54:53,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:54:53,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528959494] [2022-11-02 20:54:53,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:54:53,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:54:53,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:54:53,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:54:53,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:54:53,537 INFO L87 Difference]: Start difference. First operand has 93 states, 69 states have (on average 1.3623188405797102) internal successors, (94), 77 states have internal predecessors, (94), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:54:53,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:54:53,582 INFO L93 Difference]: Finished difference Result 177 states and 238 transitions. [2022-11-02 20:54:53,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:54:53,584 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-02 20:54:53,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:54:53,593 INFO L225 Difference]: With dead ends: 177 [2022-11-02 20:54:53,593 INFO L226 Difference]: Without dead ends: 84 [2022-11-02 20:54:53,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:54:53,604 INFO L413 NwaCegarLoop]: 116 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, 116 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 [2022-11-02 20:54:53,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:54:53,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2022-11-02 20:54:53,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2022-11-02 20:54:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 69 states have internal predecessors, (80), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-02 20:54:53,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 107 transitions. [2022-11-02 20:54:53,647 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 107 transitions. Word has length 32 [2022-11-02 20:54:53,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:54:53,647 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 107 transitions. [2022-11-02 20:54:53,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:54:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 107 transitions. [2022-11-02 20:54:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-02 20:54:53,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:54:53,651 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-02 20:54:53,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:54:53,651 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:54:53,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:54:53,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1603434277, now seen corresponding path program 1 times [2022-11-02 20:54:53,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:54:53,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077051001] [2022-11-02 20:54:53,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:54:53,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:54:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:54:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:54:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:54:53,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:54:53,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077051001] [2022-11-02 20:54:53,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077051001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:54:53,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:54:53,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:54:53,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457496315] [2022-11-02 20:54:53,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:54:53,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:54:53,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:54:53,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:54:53,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:54:53,844 INFO L87 Difference]: Start difference. First operand 84 states and 107 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:54:53,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:54:53,872 INFO L93 Difference]: Finished difference Result 132 states and 168 transitions. [2022-11-02 20:54:53,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:54:53,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-02 20:54:53,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:54:53,876 INFO L225 Difference]: With dead ends: 132 [2022-11-02 20:54:53,876 INFO L226 Difference]: Without dead ends: 75 [2022-11-02 20:54:53,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:54:53,878 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 13 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 171 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 [2022-11-02 20:54:53,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 171 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:54:53,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-11-02 20:54:53,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-11-02 20:54:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 56 states have (on average 1.3035714285714286) internal successors, (73), 63 states have internal predecessors, (73), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-02 20:54:53,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 95 transitions. [2022-11-02 20:54:53,891 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 95 transitions. Word has length 33 [2022-11-02 20:54:53,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:54:53,891 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 95 transitions. [2022-11-02 20:54:53,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:54:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2022-11-02 20:54:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-02 20:54:53,893 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:54:53,893 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2022-11-02 20:54:53,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:54:53,894 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:54:53,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:54:53,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1494387366, now seen corresponding path program 1 times [2022-11-02 20:54:53,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:54:53,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405142111] [2022-11-02 20:54:53,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:54:53,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:54:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:53,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:54:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-02 20:54:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:54:54,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:54:54,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405142111] [2022-11-02 20:54:54,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405142111] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:54:54,021 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:54:54,021 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:54:54,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430214733] [2022-11-02 20:54:54,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:54:54,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:54:54,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:54:54,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:54:54,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:54:54,025 INFO L87 Difference]: Start difference. First operand 75 states and 95 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:54:54,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:54:54,083 INFO L93 Difference]: Finished difference Result 142 states and 183 transitions. [2022-11-02 20:54:54,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:54:54,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-11-02 20:54:54,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:54:54,092 INFO L225 Difference]: With dead ends: 142 [2022-11-02 20:54:54,095 INFO L226 Difference]: Without dead ends: 75 [2022-11-02 20:54:54,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:54:54,098 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 85 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:54:54,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 93 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:54:54,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-11-02 20:54:54,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-11-02 20:54:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 63 states have internal predecessors, (72), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-02 20:54:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 94 transitions. [2022-11-02 20:54:54,121 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 94 transitions. Word has length 38 [2022-11-02 20:54:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:54:54,123 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 94 transitions. [2022-11-02 20:54:54,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:54:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 94 transitions. [2022-11-02 20:54:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-02 20:54:54,126 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:54:54,126 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:54:54,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:54:54,127 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:54:54,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:54:54,129 INFO L85 PathProgramCache]: Analyzing trace with hash 455390908, now seen corresponding path program 1 times [2022-11-02 20:54:54,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:54:54,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314049425] [2022-11-02 20:54:54,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:54:54,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:54:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:54:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-02 20:54:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:54:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:54:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:54:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:54:54,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:54:54,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314049425] [2022-11-02 20:54:54,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314049425] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:54:54,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:54:54,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:54:54,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534451346] [2022-11-02 20:54:54,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:54:54,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:54:54,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:54:54,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:54:54,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:54:54,403 INFO L87 Difference]: Start difference. First operand 75 states and 94 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:54:54,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:54:54,615 INFO L93 Difference]: Finished difference Result 125 states and 158 transitions. [2022-11-02 20:54:54,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:54:54,615 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 48 [2022-11-02 20:54:54,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:54:54,617 INFO L225 Difference]: With dead ends: 125 [2022-11-02 20:54:54,617 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:54:54,621 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:54:54,626 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 50 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:54:54,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 193 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:54:54,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:54:54,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:54:54,633 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) [2022-11-02 20:54:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:54:54,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2022-11-02 20:54:54,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:54:54,633 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:54:54,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:54:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:54:54,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:54:54,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:54:54,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:54:54,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:54:55,041 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 197 204) the Hoare annotation is: true [2022-11-02 20:54:55,042 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 197 204) no Hoare annotation was computed. [2022-11-02 20:54:55,042 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 197 204) no Hoare annotation was computed. [2022-11-02 20:54:55,042 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 130 136) no Hoare annotation was computed. [2022-11-02 20:54:55,042 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 130 136) the Hoare annotation is: true [2022-11-02 20:54:55,043 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 899 910) the Hoare annotation is: true [2022-11-02 20:54:55,045 INFO L899 garLoopResultBuilder]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2022-11-02 20:54:55,046 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 899 910) no Hoare annotation was computed. [2022-11-02 20:54:55,046 INFO L902 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: true [2022-11-02 20:54:55,046 INFO L899 garLoopResultBuilder]: For program point L417-1(line 417) no Hoare annotation was computed. [2022-11-02 20:54:55,047 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 411 440) no Hoare annotation was computed. [2022-11-02 20:54:55,047 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 411 440) the Hoare annotation is: true [2022-11-02 20:54:55,052 INFO L902 garLoopResultBuilder]: At program point L436(lines 411 440) the Hoare annotation is: true [2022-11-02 20:54:55,053 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2022-11-02 20:54:55,053 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 429) no Hoare annotation was computed. [2022-11-02 20:54:55,053 INFO L902 garLoopResultBuilder]: At program point L425-1(lines 425 429) the Hoare annotation is: true [2022-11-02 20:54:55,053 INFO L899 garLoopResultBuilder]: For program point L422(line 422) no Hoare annotation was computed. [2022-11-02 20:54:55,053 INFO L902 garLoopResultBuilder]: At program point L421-2(lines 421 435) the Hoare annotation is: true [2022-11-02 20:54:55,054 INFO L895 garLoopResultBuilder]: At program point L320(line 320) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,054 INFO L899 garLoopResultBuilder]: For program point L320-1(line 320) no Hoare annotation was computed. [2022-11-02 20:54:55,054 INFO L895 garLoopResultBuilder]: At program point L948(lines 943 951) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,054 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 116) no Hoare annotation was computed. [2022-11-02 20:54:55,055 INFO L899 garLoopResultBuilder]: For program point L110-2(lines 106 128) no Hoare annotation was computed. [2022-11-02 20:54:55,055 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 180) no Hoare annotation was computed. [2022-11-02 20:54:55,055 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 185) no Hoare annotation was computed. [2022-11-02 20:54:55,055 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 103 129) no Hoare annotation was computed. [2022-11-02 20:54:55,055 INFO L895 garLoopResultBuilder]: At program point L916(lines 911 919) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,055 INFO L895 garLoopResultBuilder]: At program point L305(line 305) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,056 INFO L899 garLoopResultBuilder]: For program point L305-1(line 305) no Hoare annotation was computed. [2022-11-02 20:54:55,056 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2022-11-02 20:54:55,056 INFO L895 garLoopResultBuilder]: At program point L879-2(lines 875 886) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,056 INFO L899 garLoopResultBuilder]: For program point L966(line 966) no Hoare annotation was computed. [2022-11-02 20:54:55,056 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 332) no Hoare annotation was computed. [2022-11-02 20:54:55,057 INFO L899 garLoopResultBuilder]: For program point L318(lines 318 335) no Hoare annotation was computed. [2022-11-02 20:54:55,057 INFO L895 garLoopResultBuilder]: At program point L318-1(lines 310 338) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,057 INFO L895 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,057 INFO L895 garLoopResultBuilder]: At program point L174(line 174) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,057 INFO L895 garLoopResultBuilder]: At program point L967(lines 962 969) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,058 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 329) no Hoare annotation was computed. [2022-11-02 20:54:55,058 INFO L895 garLoopResultBuilder]: At program point L183(line 183) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,058 INFO L895 garLoopResultBuilder]: At program point L183-1(lines 164 188) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,058 INFO L895 garLoopResultBuilder]: At program point L212(lines 205 215) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,058 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 117 123) no Hoare annotation was computed. [2022-11-02 20:54:55,059 INFO L895 garLoopResultBuilder]: At program point L307(lines 300 309) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,059 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 103 129) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,059 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 103 129) no Hoare annotation was computed. [2022-11-02 20:54:55,059 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 966) no Hoare annotation was computed. [2022-11-02 20:54:55,059 INFO L902 garLoopResultBuilder]: At program point L502(lines 483 505) the Hoare annotation is: true [2022-11-02 20:54:55,060 INFO L895 garLoopResultBuilder]: At program point L469(lines 465 471) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-02 20:54:55,060 INFO L899 garLoopResultBuilder]: For program point L391(lines 391 395) no Hoare annotation was computed. [2022-11-02 20:54:55,060 INFO L895 garLoopResultBuilder]: At program point L391-2(lines 383 396) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:54:55,060 INFO L899 garLoopResultBuilder]: For program point L354(lines 353 400) no Hoare annotation was computed. [2022-11-02 20:54:55,060 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:54:55,061 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 396) no Hoare annotation was computed. [2022-11-02 20:54:55,061 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:54:55,061 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:54:55,061 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:54:55,061 INFO L902 garLoopResultBuilder]: At program point L404(lines 343 408) the Hoare annotation is: true [2022-11-02 20:54:55,061 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 369) no Hoare annotation was computed. [2022-11-02 20:54:55,062 INFO L899 garLoopResultBuilder]: For program point L363-1(lines 363 369) no Hoare annotation was computed. [2022-11-02 20:54:55,062 INFO L895 garLoopResultBuilder]: At program point L297(lines 292 299) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-02 20:54:55,062 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 359) no Hoare annotation was computed. [2022-11-02 20:54:55,066 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:54:55,066 INFO L895 garLoopResultBuilder]: At program point L285(lines 280 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:54:55,066 INFO L895 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-02 20:54:55,067 INFO L895 garLoopResultBuilder]: At program point L401(lines 352 402) the Hoare annotation is: false [2022-11-02 20:54:55,067 INFO L895 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-02 20:54:55,067 INFO L902 garLoopResultBuilder]: At program point L480(lines 472 482) the Hoare annotation is: true [2022-11-02 20:54:55,067 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 379) no Hoare annotation was computed. [2022-11-02 20:54:55,068 INFO L899 garLoopResultBuilder]: For program point L373-1(lines 373 379) no Hoare annotation was computed. [2022-11-02 20:54:55,068 INFO L895 garLoopResultBuilder]: At program point L398(lines 353 400) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:54:55,068 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 500) no Hoare annotation was computed. [2022-11-02 20:54:55,069 INFO L895 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:54:55,069 INFO L899 garLoopResultBuilder]: For program point L493-2(lines 493 500) no Hoare annotation was computed. [2022-11-02 20:54:55,069 INFO L895 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-02 20:54:55,070 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 887 898) no Hoare annotation was computed. [2022-11-02 20:54:55,070 INFO L899 garLoopResultBuilder]: For program point L891-1(lines 887 898) no Hoare annotation was computed. [2022-11-02 20:54:55,071 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 887 898) the Hoare annotation is: true [2022-11-02 20:54:55,071 INFO L895 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,072 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 138 162) no Hoare annotation was computed. [2022-11-02 20:54:55,072 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 138 162) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,072 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 138 162) no Hoare annotation was computed. [2022-11-02 20:54:55,072 INFO L895 garLoopResultBuilder]: At program point L957(lines 952 960) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,072 INFO L895 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,073 INFO L895 garLoopResultBuilder]: At program point L276(lines 261 279) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,073 INFO L895 garLoopResultBuilder]: At program point L148(line 148) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-02 20:54:55,073 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 154) no Hoare annotation was computed. [2022-11-02 20:54:55,074 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 159) no Hoare annotation was computed. [2022-11-02 20:54:55,074 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2022-11-02 20:54:55,074 INFO L899 garLoopResultBuilder]: For program point L270-2(lines 270 274) no Hoare annotation was computed. [2022-11-02 20:54:55,074 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 216 224) no Hoare annotation was computed. [2022-11-02 20:54:55,074 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 216 224) the Hoare annotation is: true [2022-11-02 20:54:55,074 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 216 224) no Hoare annotation was computed. [2022-11-02 20:54:55,081 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-02 20:54:55,083 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:54:55,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:54:55 BoogieIcfgContainer [2022-11-02 20:54:55,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:54:55,120 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:54:55,120 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:54:55,120 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:54:55,121 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:54:52" (3/4) ... [2022-11-02 20:54:55,124 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:54:55,132 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-02 20:54:55,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-02 20:54:55,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-02 20:54:55,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-02 20:54:55,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-02 20:54:55,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-02 20:54:55,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:54:55,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-02 20:54:55,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-11-02 20:54:55,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-02 20:54:55,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 20:54:55,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:54:55,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:54:55,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:54:55,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:54:55,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-02 20:54:55,177 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,178 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-02 20:54:55,178 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-02 20:54:55,179 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,179 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-02 20:54:55,179 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-02 20:54:55,218 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:54:55,219 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:54:55,220 INFO L158 Benchmark]: Toolchain (without parser) took 3495.09ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 69.1MB in the beginning and 87.9MB in the end (delta: -18.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,220 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:54:55,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.32ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 74.3MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.74ms. Allocated memory is still 107.0MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,222 INFO L158 Benchmark]: Boogie Preprocessor took 37.15ms. Allocated memory is still 107.0MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,223 INFO L158 Benchmark]: RCFGBuilder took 588.87ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 51.3MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,223 INFO L158 Benchmark]: TraceAbstraction took 2118.31ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 93.9MB in the end (delta: -43.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,224 INFO L158 Benchmark]: Witness Printer took 98.81ms. Allocated memory is still 132.1MB. Free memory was 93.9MB in the beginning and 87.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:54:55,226 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.32ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 74.3MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.74ms. Allocated memory is still 107.0MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.15ms. Allocated memory is still 107.0MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 588.87ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 51.3MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2118.31ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 93.9MB in the end (delta: -43.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Witness Printer took 98.81ms. Allocated memory is still 132.1MB. Free memory was 93.9MB in the beginning and 87.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. 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: 966]: 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 9 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 148 mSDsluCounter, 573 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 218 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 92 IncrementalHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 355 mSDtfsCounter, 92 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 225 PreInvPairs, 240 NumberOfFragments, 309 HoareAnnotationTreeSize, 225 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 143 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 151 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 1 specifications checked. All of them hold - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive RESULT: Ultimate proved your program to be correct! [2022-11-02 20:54:55,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a15177-67b5-44b5-88f0-b0c9d1d8f4fd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE