./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/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 bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 --- 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 20:11:37,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:11:37,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:11:37,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:11:37,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:11:37,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:11:37,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:11:37,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:11:37,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:11:37,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:11:37,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:11:37,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:11:37,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:11:37,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:11:37,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:11:37,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:11:37,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:11:37,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:11:37,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:11:37,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:11:37,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:11:37,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:11:37,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:11:37,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:11:37,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:11:37,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:11:37,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:11:37,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:11:37,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:11:37,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:11:37,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:11:37,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:11:37,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:11:37,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:11:37,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:11:37,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:11:37,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:11:37,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:11:37,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:11:37,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:11:37,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:11:37,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:11:37,385 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:11:37,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:11:37,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:11:37,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:11:37,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:11:37,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:11:37,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:11:37,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:11:37,389 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:11:37,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:11:37,390 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:11:37,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:11:37,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:11:37,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:11:37,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:11:37,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:11:37,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:11:37,392 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:11:37,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:11:37,392 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:11:37,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:11:37,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:11:37,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:11:37,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:11:37,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:11:37,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:11:37,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:11:37,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:11:37,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:11:37,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:11:37,395 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:11:37,395 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:11:37,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:11:37,396 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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 [2022-11-02 20:11:37,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:11:37,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:11:37,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:11:37,749 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:11:37,750 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:11:37,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2022-11-02 20:11:37,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/data/a3aaeff35/d8d331a163434fce83a0126a2d07c256/FLAG442852bf5 [2022-11-02 20:11:38,454 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:11:38,455 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2022-11-02 20:11:38,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/data/a3aaeff35/d8d331a163434fce83a0126a2d07c256/FLAG442852bf5 [2022-11-02 20:11:38,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/data/a3aaeff35/d8d331a163434fce83a0126a2d07c256 [2022-11-02 20:11:38,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:11:38,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:11:38,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:11:38,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:11:38,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:11:38,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:11:38" (1/1) ... [2022-11-02 20:11:38,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df58343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:38, skipping insertion in model container [2022-11-02 20:11:38,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:11:38" (1/1) ... [2022-11-02 20:11:38,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:11:38,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:11:39,283 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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2022-11-02 20:11:39,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:11:39,315 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:11:39,455 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_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2022-11-02 20:11:39,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:11:39,482 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:11:39,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39 WrapperNode [2022-11-02 20:11:39,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:11:39,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:11:39,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:11:39,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:11:39,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,577 INFO L138 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 256 [2022-11-02 20:11:39,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:11:39,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:11:39,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:11:39,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:11:39,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,639 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:11:39,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:11:39,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:11:39,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:11:39,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (1/1) ... [2022-11-02 20:11:39,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:11:39,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:11:39,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:11:39,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:11:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:11:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-02 20:11:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-02 20:11:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-02 20:11:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-02 20:11:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-02 20:11:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-02 20:11:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-02 20:11:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-02 20:11:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:11:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:11:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-02 20:11:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-02 20:11:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-02 20:11:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-02 20:11:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:11:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-02 20:11:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-02 20:11:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:11:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:11:39,850 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:11:39,853 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:11:40,359 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:11:40,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:11:40,369 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:11:40,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:11:40 BoogieIcfgContainer [2022-11-02 20:11:40,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:11:40,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:11:40,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:11:40,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:11:40,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:11:38" (1/3) ... [2022-11-02 20:11:40,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b97488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:11:40, skipping insertion in model container [2022-11-02 20:11:40,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:11:39" (2/3) ... [2022-11-02 20:11:40,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b97488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:11:40, skipping insertion in model container [2022-11-02 20:11:40,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:11:40" (3/3) ... [2022-11-02 20:11:40,399 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2022-11-02 20:11:40,434 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:11:40,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:11:40,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:11:40,512 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;@58162c47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:11:40,513 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:11:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-02 20:11:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-02 20:11:40,543 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:11:40,544 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 20:11:40,544 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:11:40,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:11:40,550 INFO L85 PathProgramCache]: Analyzing trace with hash -807761823, now seen corresponding path program 1 times [2022-11-02 20:11:40,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:11:40,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639448511] [2022-11-02 20:11:40,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:11:40,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:11:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:11:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-02 20:11:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:40,922 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 20:11:40,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:11:40,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639448511] [2022-11-02 20:11:40,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639448511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:11:40,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:11:40,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:11:40,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404899622] [2022-11-02 20:11:40,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:11:40,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:11:40,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:11:40,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:11:40,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:11:40,985 INFO L87 Difference]: Start difference. First operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) 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 20:11:41,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:11:41,025 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2022-11-02 20:11:41,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:11:41,028 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 20:11:41,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:11:41,039 INFO L225 Difference]: With dead ends: 185 [2022-11-02 20:11:41,039 INFO L226 Difference]: Without dead ends: 88 [2022-11-02 20:11:41,044 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 20:11:41,048 INFO L413 NwaCegarLoop]: 122 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, 122 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 20:11:41,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:11:41,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-02 20:11:41,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-11-02 20:11:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-02 20:11:41,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2022-11-02 20:11:41,105 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2022-11-02 20:11:41,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:11:41,106 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2022-11-02 20:11:41,106 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 20:11:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2022-11-02 20:11:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-02 20:11:41,110 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:11:41,110 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 20:11:41,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:11:41,111 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:11:41,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:11:41,112 INFO L85 PathProgramCache]: Analyzing trace with hash 2014234446, now seen corresponding path program 1 times [2022-11-02 20:11:41,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:11:41,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802795650] [2022-11-02 20:11:41,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:11:41,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:11:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:11:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:11:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,276 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 20:11:41,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:11:41,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802795650] [2022-11-02 20:11:41,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802795650] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:11:41,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:11:41,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:11:41,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664995626] [2022-11-02 20:11:41,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:11:41,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:11:41,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:11:41,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:11:41,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:11:41,282 INFO L87 Difference]: Start difference. First operand 88 states and 113 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 20:11:41,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:11:41,307 INFO L93 Difference]: Finished difference Result 136 states and 174 transitions. [2022-11-02 20:11:41,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:11:41,309 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 20:11:41,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:11:41,311 INFO L225 Difference]: With dead ends: 136 [2022-11-02 20:11:41,311 INFO L226 Difference]: Without dead ends: 79 [2022-11-02 20:11:41,312 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 20:11:41,314 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 17 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 178 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 20:11:41,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:11:41,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-11-02 20:11:41,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-11-02 20:11:41,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:11:41,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2022-11-02 20:11:41,330 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2022-11-02 20:11:41,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:11:41,331 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2022-11-02 20:11:41,332 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 20:11:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2022-11-02 20:11:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-02 20:11:41,334 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:11:41,334 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 20:11:41,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:11:41,335 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:11:41,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:11:41,336 INFO L85 PathProgramCache]: Analyzing trace with hash -614478798, now seen corresponding path program 1 times [2022-11-02 20:11:41,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:11:41,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335023802] [2022-11-02 20:11:41,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:11:41,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:11:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:11:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-02 20:11:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:41,528 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 20:11:41,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:11:41,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335023802] [2022-11-02 20:11:41,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335023802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:11:41,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:11:41,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:11:41,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537874638] [2022-11-02 20:11:41,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:11:41,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:11:41,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:11:41,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:11:41,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:11:41,533 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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 20:11:41,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:11:41,670 INFO L93 Difference]: Finished difference Result 197 states and 256 transitions. [2022-11-02 20:11:41,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:11:41,671 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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 20:11:41,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:11:41,674 INFO L225 Difference]: With dead ends: 197 [2022-11-02 20:11:41,674 INFO L226 Difference]: Without dead ends: 126 [2022-11-02 20:11:41,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:11:41,677 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 162 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:11:41,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 347 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:11:41,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-11-02 20:11:41,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2022-11-02 20:11:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 92 states have (on average 1.326086956521739) internal successors, (122), 103 states have internal predecessors, (122), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (19), 13 states have call predecessors, (19), 18 states have call successors, (19) [2022-11-02 20:11:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 159 transitions. [2022-11-02 20:11:41,756 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 159 transitions. Word has length 38 [2022-11-02 20:11:41,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:11:41,757 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 159 transitions. [2022-11-02 20:11:41,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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 20:11:41,758 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2022-11-02 20:11:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-02 20:11:41,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:11:41,764 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] [2022-11-02 20:11:41,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:11:41,765 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:11:41,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:11:41,768 INFO L85 PathProgramCache]: Analyzing trace with hash 10293682, now seen corresponding path program 1 times [2022-11-02 20:11:41,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:11:41,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916572327] [2022-11-02 20:11:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:11:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:11:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:42,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-02 20:11:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:42,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-02 20:11:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:11:42,090 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 20:11:42,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:11:42,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916572327] [2022-11-02 20:11:42,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916572327] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:11:42,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:11:42,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:11:42,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464046364] [2022-11-02 20:11:42,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:11:42,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:11:42,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:11:42,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:11:42,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:11:42,098 INFO L87 Difference]: Start difference. First operand 123 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:11:42,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:11:42,283 INFO L93 Difference]: Finished difference Result 216 states and 283 transitions. [2022-11-02 20:11:42,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:11:42,285 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-02 20:11:42,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:11:42,286 INFO L225 Difference]: With dead ends: 216 [2022-11-02 20:11:42,287 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:11:42,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:11:42,303 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 38 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:11:42,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:11:42,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:11:42,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:11:42,310 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 20:11:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:11:42,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-11-02 20:11:42,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:11:42,311 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:11:42,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:11:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:11:42,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:11:42,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:11:42,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:11:42,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:11:42,868 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 389 396) the Hoare annotation is: true [2022-11-02 20:11:42,869 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2022-11-02 20:11:42,869 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2022-11-02 20:11:42,869 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2022-11-02 20:11:42,869 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2022-11-02 20:11:42,869 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2022-11-02 20:11:42,870 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 187 198) the Hoare annotation is: true [2022-11-02 20:11:42,870 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2022-11-02 20:11:42,870 INFO L899 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2022-11-02 20:11:42,870 INFO L895 garLoopResultBuilder]: At program point L948(lines 941 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,871 INFO L895 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,871 INFO L895 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,872 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2022-11-02 20:11:42,872 INFO L895 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,872 INFO L899 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2022-11-02 20:11:42,873 INFO L895 garLoopResultBuilder]: At program point L986(lines 981 988) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,873 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-02 20:11:42,873 INFO L895 garLoopResultBuilder]: At program point L375-1(lines 356 380) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-02 20:11:42,874 INFO L895 garLoopResultBuilder]: At program point L404(lines 397 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,874 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2022-11-02 20:11:42,874 INFO L895 garLoopResultBuilder]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,874 INFO L899 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2022-11-02 20:11:42,875 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2022-11-02 20:11:42,875 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 298 320) no Hoare annotation was computed. [2022-11-02 20:11:42,875 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2022-11-02 20:11:42,875 INFO L895 garLoopResultBuilder]: At program point L236(lines 231 239) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,876 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2022-11-02 20:11:42,876 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2022-11-02 20:11:42,876 INFO L899 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2022-11-02 20:11:42,877 INFO L895 garLoopResultBuilder]: At program point L959-1(lines 951 979) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,877 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 295 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:11:42,877 INFO L895 garLoopResultBuilder]: At program point L204(lines 199 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,877 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2022-11-02 20:11:42,878 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2022-11-02 20:11:42,878 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2022-11-02 20:11:42,878 INFO L895 garLoopResultBuilder]: At program point L167-2(lines 163 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:11:42,878 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2022-11-02 20:11:42,879 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-11-02 20:11:42,898 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-11-02 20:11:42,898 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-11-02 20:11:42,898 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2022-11-02 20:11:42,899 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-11-02 20:11:42,899 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-11-02 20:11:42,899 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-11-02 20:11:42,900 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-11-02 20:11:42,900 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-11-02 20:11:42,900 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-11-02 20:11:42,901 INFO L902 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2022-11-02 20:11:42,901 INFO L902 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2022-11-02 20:11:42,901 INFO L895 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: false [2022-11-02 20:11:42,901 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2022-11-02 20:11:42,902 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:11:42,902 INFO L895 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: false [2022-11-02 20:11:42,902 INFO L895 garLoopResultBuilder]: At program point L544-2(lines 536 551) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:11:42,902 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:11:42,903 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:11:42,903 INFO L899 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2022-11-02 20:11:42,903 INFO L895 garLoopResultBuilder]: At program point L280(lines 275 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,904 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2022-11-02 20:11:42,904 INFO L895 garLoopResultBuilder]: At program point L272(lines 268 274) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,904 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:11:42,904 INFO L895 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:11:42,905 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2022-11-02 20:11:42,905 INFO L899 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2022-11-02 20:11:42,905 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:11:42,905 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2022-11-02 20:11:42,906 INFO L895 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,906 INFO L895 garLoopResultBuilder]: At program point L938(lines 933 940) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,907 INFO L895 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,907 INFO L895 garLoopResultBuilder]: At program point L484(lines 472 486) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:11:42,907 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2022-11-02 20:11:42,907 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 476 482) no Hoare annotation was computed. [2022-11-02 20:11:42,908 INFO L895 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:11:42,908 INFO L902 garLoopResultBuilder]: At program point L559(lines 496 563) the Hoare annotation is: true [2022-11-02 20:11:42,908 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-11-02 20:11:42,908 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2022-11-02 20:11:42,909 INFO L899 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2022-11-02 20:11:42,909 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-11-02 20:11:42,909 INFO L895 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-02 20:11:42,910 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2022-11-02 20:11:42,910 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 175 186) the Hoare annotation is: true [2022-11-02 20:11:42,910 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2022-11-02 20:11:42,911 INFO L895 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,911 INFO L899 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2022-11-02 20:11:42,911 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 330 354) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,911 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2022-11-02 20:11:42,912 INFO L895 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,912 INFO L895 garLoopResultBuilder]: At program point L245(lines 240 248) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,912 INFO L895 garLoopResultBuilder]: At program point L468(lines 453 471) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,913 INFO L895 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-02 20:11:42,913 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2022-11-02 20:11:42,913 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2022-11-02 20:11:42,913 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2022-11-02 20:11:42,914 INFO L899 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2022-11-02 20:11:42,914 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2022-11-02 20:11:42,914 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 408 416) the Hoare annotation is: true [2022-11-02 20:11:42,914 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2022-11-02 20:11:42,918 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-02 20:11:42,921 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:11:42,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:11:42 BoogieIcfgContainer [2022-11-02 20:11:42,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:11:42,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:11:42,952 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:11:42,952 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:11:42,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:11:40" (3/4) ... [2022-11-02 20:11:42,957 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:11:42,965 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-02 20:11:42,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-02 20:11:42,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-02 20:11:42,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-02 20:11:42,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-02 20:11:42,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-02 20:11:42,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:11:42,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-02 20:11:42,976 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-11-02 20:11:42,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-02 20:11:42,978 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 20:11:42,978 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:11:42,979 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:11:42,979 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:11:42,980 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:11:43,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-11-02 20:11:43,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-02 20:11:43,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-02 20:11:43,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-11-02 20:11:43,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:11:43,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:11:43,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2022-11-02 20:11:43,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:11:43,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-02 20:11:43,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:11:43,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-11-02 20:11:43,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:11:43,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:11:43,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:11:43,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-02 20:11:43,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-02 20:11:43,047 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:11:43,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:11:43,048 INFO L158 Benchmark]: Toolchain (without parser) took 4352.58ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 107.5MB in the beginning and 138.9MB in the end (delta: -31.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:11:43,049 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory was 72.9MB in the beginning and 72.9MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:11:43,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.36ms. Allocated memory is still 144.7MB. Free memory was 107.2MB in the beginning and 111.0MB in the end (delta: -3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.01ms. Allocated memory is still 144.7MB. Free memory was 111.0MB in the beginning and 108.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,050 INFO L158 Benchmark]: Boogie Preprocessor took 64.87ms. Allocated memory is still 144.7MB. Free memory was 108.4MB in the beginning and 106.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,051 INFO L158 Benchmark]: RCFGBuilder took 728.17ms. Allocated memory is still 144.7MB. Free memory was 106.8MB in the beginning and 87.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,052 INFO L158 Benchmark]: TraceAbstraction took 2575.74ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 86.9MB in the beginning and 145.2MB in the end (delta: -58.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,052 INFO L158 Benchmark]: Witness Printer took 96.00ms. Allocated memory is still 174.1MB. Free memory was 145.2MB in the beginning and 138.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:11:43,054 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 102.8MB. Free memory was 72.9MB in the beginning and 72.9MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.36ms. Allocated memory is still 144.7MB. Free memory was 107.2MB in the beginning and 111.0MB in the end (delta: -3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.01ms. Allocated memory is still 144.7MB. Free memory was 111.0MB in the beginning and 108.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.87ms. Allocated memory is still 144.7MB. Free memory was 108.4MB in the beginning and 106.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 728.17ms. Allocated memory is still 144.7MB. Free memory was 106.8MB in the beginning and 87.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2575.74ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 86.9MB in the beginning and 145.2MB in the end (delta: -58.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Witness Printer took 96.00ms. Allocated memory is still 174.1MB. Free memory was 145.2MB in the beginning and 138.9MB in the end (delta: 6.3MB). 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: 985]: 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, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 222 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 217 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 478 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 399 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, InterpolantAutomatonStates: 17, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 267 PreInvPairs, 297 NumberOfFragments, 304 HoareAnnotationTreeSize, 267 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 343 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 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: 261]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-11-02 20:11:43,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771a90b-cd9b-4f4d-bfd3-d68c2e08c197/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