./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg --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 699ded97cbb1126ff33cf78f7c5253f33e10fc954d477377647b1ae04749f3fb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:58:15,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:58:15,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:58:15,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:58:15,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:58:15,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:58:15,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:58:15,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:58:15,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:58:15,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:58:15,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:58:15,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:58:15,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:58:15,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:58:15,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:58:15,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:58:15,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:58:15,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:58:15,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:58:15,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:58:15,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:58:15,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:58:15,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:58:15,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:58:15,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:58:15,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:58:15,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:58:15,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:58:15,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:58:15,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:58:15,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:58:15,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:58:15,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:58:15,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:58:15,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:58:15,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:58:15,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:58:15,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:58:15,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:58:15,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:58:15,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:58:15,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:58:15,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:58:15,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:58:15,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:58:15,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:58:15,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:58:15,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:58:15,378 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:58:15,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:58:15,378 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:58:15,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:58:15,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:58:15,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:58:15,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:58:15,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:58:15,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:58:15,381 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:58:15,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:58:15,382 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:58:15,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:58:15,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:58:15,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:58:15,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:58:15,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:58:15,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:58:15,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:58:15,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:58:15,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:58:15,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:58:15,385 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:58:15,387 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:58:15,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:58:15,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:58:15,388 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_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 699ded97cbb1126ff33cf78f7c5253f33e10fc954d477377647b1ae04749f3fb [2021-10-28 08:58:15,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:58:15,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:58:15,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:58:15,863 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:58:15,864 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:58:15,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2021-10-28 08:58:15,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/data/31a5547ae/e41f80d954c140a3ae8df2ad1767ae81/FLAG8fcc0023e [2021-10-28 08:58:16,705 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:58:16,706 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2021-10-28 08:58:16,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/data/31a5547ae/e41f80d954c140a3ae8df2ad1767ae81/FLAG8fcc0023e [2021-10-28 08:58:16,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/data/31a5547ae/e41f80d954c140a3ae8df2ad1767ae81 [2021-10-28 08:58:16,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:58:16,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:58:16,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:58:16,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:58:16,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:58:16,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:58:16" (1/1) ... [2021-10-28 08:58:16,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5688486b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:16, skipping insertion in model container [2021-10-28 08:58:16,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:58:16" (1/1) ... [2021-10-28 08:58:16,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:58:17,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:58:17,303 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c[3211,3224] [2021-10-28 08:58:17,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:58:17,479 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:58:17,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c[3211,3224] [2021-10-28 08:58:17,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:58:17,589 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:58:17,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17 WrapperNode [2021-10-28 08:58:17,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:58:17,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:58:17,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:58:17,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:58:17,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:58:17,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:58:17,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:58:17,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:58:17,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:58:17,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:58:17,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:58:17,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:58:17,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (1/1) ... [2021-10-28 08:58:17,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:58:17,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:17,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:17,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:58:17,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:58:17,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:58:17,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:58:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:58:19,111 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:58:19,112 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-28 08:58:19,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:19 BoogieIcfgContainer [2021-10-28 08:58:19,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:58:19,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:58:19,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:58:19,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:58:19,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:58:16" (1/3) ... [2021-10-28 08:58:19,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6513176d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:58:19, skipping insertion in model container [2021-10-28 08:58:19,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:17" (2/3) ... [2021-10-28 08:58:19,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6513176d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:58:19, skipping insertion in model container [2021-10-28 08:58:19,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:19" (3/3) ... [2021-10-28 08:58:19,127 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2021-10-28 08:58:19,134 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:58:19,134 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:58:19,192 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:58:19,200 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:58:19,201 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:58:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 08:58:19,229 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:58:19,230 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:58:19,231 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:58:19,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:19,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2021-10-28 08:58:19,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:19,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996741862] [2021-10-28 08:58:19,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:19,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:19,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:19,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:58:19,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996741862] [2021-10-28 08:58:19,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996741862] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:58:19,635 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:58:19,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:58:19,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198194115] [2021-10-28 08:58:19,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:58:19,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:58:19,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:58:19,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:58:19,673 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:19,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:58:19,705 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-28 08:58:19,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:58:19,706 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 08:58:19,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:58:19,718 INFO L225 Difference]: With dead ends: 136 [2021-10-28 08:58:19,719 INFO L226 Difference]: Without dead ends: 67 [2021-10-28 08:58:19,722 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:58:19,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-28 08:58:19,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-28 08:58:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 64 states have (on average 1.453125) internal successors, (93), 66 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:19,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-28 08:58:19,790 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-28 08:58:19,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:58:19,791 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-28 08:58:19,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-28 08:58:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 08:58:19,793 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:58:19,793 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:58:19,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:58:19,794 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:58:19,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:19,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2021-10-28 08:58:19,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:19,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049699252] [2021-10-28 08:58:19,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:19,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:19,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:19,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:58:19,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049699252] [2021-10-28 08:58:19,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049699252] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:58:19,973 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:58:19,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:58:19,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526133641] [2021-10-28 08:58:19,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:58:19,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:58:19,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:58:19,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:58:19,978 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:19,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:58:19,989 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-28 08:58:19,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:58:19,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 08:58:19,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:58:19,992 INFO L225 Difference]: With dead ends: 67 [2021-10-28 08:58:19,992 INFO L226 Difference]: Without dead ends: 33 [2021-10-28 08:58:19,993 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:58:19,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-28 08:58:19,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-28 08:58:19,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-28 08:58:20,000 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-28 08:58:20,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:58:20,001 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-28 08:58:20,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-28 08:58:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 08:58:20,003 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:58:20,003 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:58:20,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:58:20,004 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:58:20,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:20,005 INFO L85 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2021-10-28 08:58:20,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:20,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856070061] [2021-10-28 08:58:20,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:20,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:20,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:58:20,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856070061] [2021-10-28 08:58:20,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856070061] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:58:20,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:58:20,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:58:20,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564187617] [2021-10-28 08:58:20,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:58:20,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:58:20,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:58:20,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:58:20,161 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:58:20,443 INFO L93 Difference]: Finished difference Result 110 states and 160 transitions. [2021-10-28 08:58:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:58:20,446 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 08:58:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:58:20,454 INFO L225 Difference]: With dead ends: 110 [2021-10-28 08:58:20,454 INFO L226 Difference]: Without dead ends: 83 [2021-10-28 08:58:20,455 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:58:20,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-28 08:58:20,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 52. [2021-10-28 08:58:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 51 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-10-28 08:58:20,477 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-10-28 08:58:20,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:58:20,478 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-10-28 08:58:20,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-10-28 08:58:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-28 08:58:20,482 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:58:20,482 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:58:20,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:58:20,483 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:58:20,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:20,484 INFO L85 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2021-10-28 08:58:20,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:20,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743407995] [2021-10-28 08:58:20,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:20,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:20,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:58:20,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743407995] [2021-10-28 08:58:20,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743407995] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:58:20,663 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:58:20,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:58:20,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433379417] [2021-10-28 08:58:20,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:58:20,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:58:20,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:58:20,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:58:20,668 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:58:20,831 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2021-10-28 08:58:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:58:20,833 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-28 08:58:20,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:58:20,837 INFO L225 Difference]: With dead ends: 237 [2021-10-28 08:58:20,838 INFO L226 Difference]: Without dead ends: 191 [2021-10-28 08:58:20,841 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:58:20,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-28 08:58:20,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2021-10-28 08:58:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 91 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2021-10-28 08:58:20,880 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2021-10-28 08:58:20,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:58:20,880 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2021-10-28 08:58:20,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-10-28 08:58:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:58:20,883 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:58:20,884 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:58:20,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:58:20,884 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:58:20,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:20,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1110121172, now seen corresponding path program 1 times [2021-10-28 08:58:20,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:20,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144778196] [2021-10-28 08:58:20,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:20,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:21,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:58:21,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144778196] [2021-10-28 08:58:21,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144778196] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:58:21,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:58:21,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:58:21,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454712784] [2021-10-28 08:58:21,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:58:21,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:58:21,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:58:21,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:58:21,039 INFO L87 Difference]: Start difference. First operand 92 states and 133 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:21,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:58:21,124 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2021-10-28 08:58:21,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:58:21,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 08:58:21,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:58:21,125 INFO L225 Difference]: With dead ends: 282 [2021-10-28 08:58:21,126 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:58:21,132 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:58:21,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:58:21,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:58:21,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:21,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:58:21,134 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-28 08:58:21,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:58:21,134 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:21,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:58:21,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:58:21,139 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:58:21,140 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:58:21,141 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:58:21,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:58:21,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:58:21,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:58:21,493 INFO L860 garLoopResultBuilder]: At program point L514-1(lines 514 521) the Hoare annotation is: true [2021-10-28 08:58:21,494 INFO L857 garLoopResultBuilder]: For program point L217(lines 217 234) no Hoare annotation was computed. [2021-10-28 08:58:21,494 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,494 INFO L857 garLoopResultBuilder]: For program point L217-1(lines 217 234) no Hoare annotation was computed. [2021-10-28 08:58:21,494 INFO L857 garLoopResultBuilder]: For program point L217-2(lines 217 234) no Hoare annotation was computed. [2021-10-28 08:58:21,495 INFO L857 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,495 INFO L857 garLoopResultBuilder]: For program point L168-1(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,495 INFO L857 garLoopResultBuilder]: For program point L168-2(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,495 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:58:21,496 INFO L853 garLoopResultBuilder]: At program point L185(lines 184 203) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,497 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 185 191) no Hoare annotation was computed. [2021-10-28 08:58:21,497 INFO L853 garLoopResultBuilder]: At program point L185-2(lines 184 203) the Hoare annotation is: false [2021-10-28 08:58:21,497 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-28 08:58:21,497 INFO L853 garLoopResultBuilder]: At program point L185-3(lines 184 203) the Hoare annotation is: false [2021-10-28 08:58:21,498 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 380) no Hoare annotation was computed. [2021-10-28 08:58:21,498 INFO L853 garLoopResultBuilder]: At program point L385(lines 336 386) the Hoare annotation is: false [2021-10-28 08:58:21,498 INFO L853 garLoopResultBuilder]: At program point L270(lines 265 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-28 08:58:21,498 INFO L853 garLoopResultBuilder]: At program point L270-1(lines 265 273) the Hoare annotation is: false [2021-10-28 08:58:21,499 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 265 273) the Hoare annotation is: false [2021-10-28 08:58:21,499 INFO L853 garLoopResultBuilder]: At program point L419(lines 1 892) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 08:58:21,500 INFO L857 garLoopResultBuilder]: For program point L221(lines 221 229) no Hoare annotation was computed. [2021-10-28 08:58:21,500 INFO L857 garLoopResultBuilder]: For program point L221-1(lines 221 229) no Hoare annotation was computed. [2021-10-28 08:58:21,500 INFO L857 garLoopResultBuilder]: For program point L221-2(lines 221 229) no Hoare annotation was computed. [2021-10-28 08:58:21,501 INFO L857 garLoopResultBuilder]: For program point L338(lines 337 384) no Hoare annotation was computed. [2021-10-28 08:58:21,501 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 78) no Hoare annotation was computed. [2021-10-28 08:58:21,501 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:58:21,501 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-10-28 08:58:21,501 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,502 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 379) no Hoare annotation was computed. [2021-10-28 08:58:21,502 INFO L853 garLoopResultBuilder]: At program point L373-1(lines 185 191) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,502 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 363) no Hoare annotation was computed. [2021-10-28 08:58:21,503 INFO L853 garLoopResultBuilder]: At program point L357-1(lines 357 363) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,503 INFO L853 garLoopResultBuilder]: At program point L192(lines 192 198) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,503 INFO L853 garLoopResultBuilder]: At program point L192-1(lines 192 198) the Hoare annotation is: false [2021-10-28 08:58:21,503 INFO L853 garLoopResultBuilder]: At program point L192-2(lines 192 198) the Hoare annotation is: false [2021-10-28 08:58:21,504 INFO L860 garLoopResultBuilder]: At program point L523(lines 504 526) the Hoare annotation is: true [2021-10-28 08:58:21,504 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:58:21,504 INFO L853 garLoopResultBuilder]: At program point L491(lines 487 493) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 08:58:21,504 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 66) no Hoare annotation was computed. [2021-10-28 08:58:21,505 INFO L857 garLoopResultBuilder]: For program point L62-3(lines 62 66) no Hoare annotation was computed. [2021-10-28 08:58:21,505 INFO L857 garLoopResultBuilder]: For program point L62-6(lines 62 66) no Hoare annotation was computed. [2021-10-28 08:58:21,505 INFO L853 garLoopResultBuilder]: At program point L261(lines 254 264) the Hoare annotation is: false [2021-10-28 08:58:21,505 INFO L853 garLoopResultBuilder]: At program point L261-1(lines 254 264) the Hoare annotation is: false [2021-10-28 08:58:21,505 INFO L853 garLoopResultBuilder]: At program point L261-2(lines 254 264) the Hoare annotation is: false [2021-10-28 08:58:21,506 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 443 457) the Hoare annotation is: false [2021-10-28 08:58:21,506 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 159) no Hoare annotation was computed. [2021-10-28 08:58:21,506 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 1 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,506 INFO L857 garLoopResultBuilder]: For program point L146-2(lines 146 159) no Hoare annotation was computed. [2021-10-28 08:58:21,507 INFO L853 garLoopResultBuilder]: At program point L146-3(lines 1 892) the Hoare annotation is: false [2021-10-28 08:58:21,507 INFO L857 garLoopResultBuilder]: For program point L146-4(lines 146 159) no Hoare annotation was computed. [2021-10-28 08:58:21,507 INFO L853 garLoopResultBuilder]: At program point L146-5(lines 1 892) the Hoare annotation is: false [2021-10-28 08:58:21,508 INFO L853 garLoopResultBuilder]: At program point L427(lines 422 430) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 08:58:21,508 INFO L857 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2021-10-28 08:58:21,508 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:58:21,508 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2021-10-28 08:58:21,509 INFO L853 garLoopResultBuilder]: At program point L99(lines 94 102) the Hoare annotation is: false [2021-10-28 08:58:21,509 INFO L853 garLoopResultBuilder]: At program point L99-1(lines 94 102) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,509 INFO L853 garLoopResultBuilder]: At program point L99-2(lines 94 102) the Hoare annotation is: false [2021-10-28 08:58:21,509 INFO L853 garLoopResultBuilder]: At program point L99-3(lines 94 102) the Hoare annotation is: false [2021-10-28 08:58:21,510 INFO L853 garLoopResultBuilder]: At program point L99-4(lines 94 102) the Hoare annotation is: false [2021-10-28 08:58:21,510 INFO L853 garLoopResultBuilder]: At program point L99-5(lines 94 102) the Hoare annotation is: false [2021-10-28 08:58:21,510 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 353) no Hoare annotation was computed. [2021-10-28 08:58:21,510 INFO L853 garLoopResultBuilder]: At program point L347-1(lines 347 353) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,511 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 320) no Hoare annotation was computed. [2021-10-28 08:58:21,511 INFO L853 garLoopResultBuilder]: At program point L314-1(lines 314 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 08:58:21,513 INFO L857 garLoopResultBuilder]: For program point L447(lines 447 451) no Hoare annotation was computed. [2021-10-28 08:58:21,513 INFO L857 garLoopResultBuilder]: For program point L447-1(lines 185 191) no Hoare annotation was computed. [2021-10-28 08:58:21,514 INFO L857 garLoopResultBuilder]: For program point L150(lines 150 156) no Hoare annotation was computed. [2021-10-28 08:58:21,514 INFO L857 garLoopResultBuilder]: For program point L150-2(lines 150 156) no Hoare annotation was computed. [2021-10-28 08:58:21,514 INFO L857 garLoopResultBuilder]: For program point L150-4(lines 150 156) no Hoare annotation was computed. [2021-10-28 08:58:21,515 INFO L857 garLoopResultBuilder]: For program point L514(lines 514 521) no Hoare annotation was computed. [2021-10-28 08:58:21,519 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 08:58:21,521 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:58:21,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:58:21 BoogieIcfgContainer [2021-10-28 08:58:21,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:58:21,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:58:21,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:58:21,555 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:58:21,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:19" (3/4) ... [2021-10-28 08:58:21,560 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:58:21,586 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:58:21,587 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:58:21,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:58:21,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:58:21,590 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:58:21,590 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:58:21,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:58:21,629 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 08:58:21,630 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-28 08:58:21,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-28 08:58:21,711 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:58:21,712 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:58:21,714 INFO L168 Benchmark]: Toolchain (without parser) took 4744.40 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 63.1 MB in the beginning and 36.2 MB in the end (delta: 27.0 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,715 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 80.1 MB in the beginning and 80.1 MB in the end (delta: 67.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:21,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.07 ms. Allocated memory is still 100.7 MB. Free memory was 62.9 MB in the beginning and 68.0 MB in the end (delta: -5.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.41 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 65.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,716 INFO L168 Benchmark]: Boogie Preprocessor took 69.22 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 63.0 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:21,716 INFO L168 Benchmark]: RCFGBuilder took 1332.17 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 63.0 MB in the beginning and 92.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,717 INFO L168 Benchmark]: TraceAbstraction took 2436.41 ms. Allocated memory is still 130.0 MB. Free memory was 92.7 MB in the beginning and 42.4 MB in the end (delta: 50.2 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,717 INFO L168 Benchmark]: Witness Printer took 157.39 ms. Allocated memory is still 130.0 MB. Free memory was 42.4 MB in the beginning and 36.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:21,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 80.1 MB in the beginning and 80.1 MB in the end (delta: 67.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 612.07 ms. Allocated memory is still 100.7 MB. Free memory was 62.9 MB in the beginning and 68.0 MB in the end (delta: -5.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.41 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 65.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.22 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 63.0 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1332.17 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 63.0 MB in the beginning and 92.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2436.41 ms. Allocated memory is still 130.0 MB. Free memory was 92.7 MB in the beginning and 42.4 MB in the end (delta: 50.2 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. * Witness Printer took 157.39 ms. Allocated memory is still 130.0 MB. Free memory was 42.4 MB in the beginning and 36.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 168]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 168]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 168]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 306 SDtfs, 428 SDslu, 500 SDs, 0 SdLazy, 77 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 125 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 08:58:21,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1de7d6-2a0e-474b-bd04-861287de0d54/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...