./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt --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 7e56150b699b94e28c1c73525159cfeb9360ab0a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:49,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:49,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:49,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:49,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:49,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:49,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:49,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:49,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:49,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:49,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:49,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:49,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:49,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:49,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:49,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:49,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:49,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:49,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:49,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:49,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:49,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:49,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:49,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:49,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:49,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:49,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:49,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:49,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:49,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:49,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:49,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:49,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:49,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:49,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:49,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:49,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:49,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:49,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:49,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:49,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:49,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:20:49,789 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:49,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:49,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:49,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:49,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:49,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:49,798 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:49,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:49,799 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:20:49,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:20:49,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:20:49,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:49,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:20:49,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:20:49,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:20:49,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:20:49,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:49,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:49,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:20:49,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:49,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:49,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:20:49,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:49,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:49,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:20:49,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:20:49,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:20:49,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:20:49,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:20:49,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:49,806 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_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e56150b699b94e28c1c73525159cfeb9360ab0a [2021-10-13 00:20:50,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:50,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:50,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:50,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:50,108 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:50,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-13 00:20:50,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/data/d97ffd128/4880d83f5ef1484cac939da7bae033f6/FLAG7a663d6cb [2021-10-13 00:20:50,771 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:50,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-13 00:20:50,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/data/d97ffd128/4880d83f5ef1484cac939da7bae033f6/FLAG7a663d6cb [2021-10-13 00:20:51,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/data/d97ffd128/4880d83f5ef1484cac939da7bae033f6 [2021-10-13 00:20:51,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:51,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:51,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:51,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:51,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:51,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7730831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51, skipping insertion in model container [2021-10-13 00:20:51,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:51,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:51,361 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_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-13 00:20:51,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:51,420 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:20:51,459 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_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-13 00:20:51,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:51,531 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:20:51,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51 WrapperNode [2021-10-13 00:20:51,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:51,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:51,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:20:51,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:20:51,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:51,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:20:51,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:20:51,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:20:51,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:20:51,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:20:51,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:20:51,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:20:51,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (1/1) ... [2021-10-13 00:20:51,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:20:51,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:51,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:51,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:20:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:20:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:20:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:20:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:20:52,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:20:52,773 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-13 00:20:52,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:52 BoogieIcfgContainer [2021-10-13 00:20:52,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:20:52,778 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:20:52,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:20:52,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:20:52,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:20:51" (1/3) ... [2021-10-13 00:20:52,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769a7a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:52, skipping insertion in model container [2021-10-13 00:20:52,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:51" (2/3) ... [2021-10-13 00:20:52,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769a7a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:20:52, skipping insertion in model container [2021-10-13 00:20:52,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:52" (3/3) ... [2021-10-13 00:20:52,786 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2021-10-13 00:20:52,793 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:20:52,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:20:52,855 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:20:52,864 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 00:20:52,864 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:20:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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) [2021-10-13 00:20:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 00:20:52,894 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:52,895 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:52,896 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:52,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:52,904 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-13 00:20:52,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:52,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60342914] [2021-10-13 00:20:52,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:52,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:53,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:53,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60342914] [2021-10-13 00:20:53,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60342914] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:53,258 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:53,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:20:53,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175198290] [2021-10-13 00:20:53,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:20:53,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:53,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:20:53,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:20:53,297 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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) [2021-10-13 00:20:53,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:53,349 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-13 00:20:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:20:53,350 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 [2021-10-13 00:20:53,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:53,363 INFO L225 Difference]: With dead ends: 208 [2021-10-13 00:20:53,363 INFO L226 Difference]: Without dead ends: 103 [2021-10-13 00:20:53,367 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:20:53,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-13 00:20:53,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-13 00:20:53,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 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) [2021-10-13 00:20:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-13 00:20:53,424 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-13 00:20:53,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:53,426 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-13 00:20:53,426 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) [2021-10-13 00:20:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-13 00:20:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 00:20:53,432 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:53,432 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:53,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:20:53,434 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:53,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:53,438 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-13 00:20:53,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:53,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560964026] [2021-10-13 00:20:53,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:53,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:53,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:53,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560964026] [2021-10-13 00:20:53,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560964026] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:53,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:53,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:20:53,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963319645] [2021-10-13 00:20:53,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:20:53,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:53,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:20:53,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:20:53,636 INFO L87 Difference]: Start difference. First operand 103 states and 147 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) [2021-10-13 00:20:53,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:53,659 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-13 00:20:53,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:20:53,660 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 [2021-10-13 00:20:53,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:53,662 INFO L225 Difference]: With dead ends: 103 [2021-10-13 00:20:53,662 INFO L226 Difference]: Without dead ends: 45 [2021-10-13 00:20:53,663 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:20:53,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-13 00:20:53,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-13 00:20:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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) [2021-10-13 00:20:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-13 00:20:53,676 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-13 00:20:53,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:53,676 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-13 00:20:53,677 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) [2021-10-13 00:20:53,677 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-13 00:20:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 00:20:53,679 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:53,679 INFO L512 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] [2021-10-13 00:20:53,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:20:53,680 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:53,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:53,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-13 00:20:53,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:53,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271834061] [2021-10-13 00:20:53,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:53,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:53,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:53,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271834061] [2021-10-13 00:20:53,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271834061] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:53,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:53,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:20:53,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188773935] [2021-10-13 00:20:53,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:20:53,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:53,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:20:53,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:20:53,827 INFO L87 Difference]: Start difference. First operand 45 states and 64 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) [2021-10-13 00:20:54,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:54,005 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-13 00:20:54,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:20:54,010 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 [2021-10-13 00:20:54,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:54,011 INFO L225 Difference]: With dead ends: 146 [2021-10-13 00:20:54,011 INFO L226 Difference]: Without dead ends: 107 [2021-10-13 00:20:54,012 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:20:54,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-13 00:20:54,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-13 00:20:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 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) [2021-10-13 00:20:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-13 00:20:54,024 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-13 00:20:54,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:54,024 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-13 00:20:54,024 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) [2021-10-13 00:20:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-13 00:20:54,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:20:54,026 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:54,026 INFO L512 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] [2021-10-13 00:20:54,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:20:54,027 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:54,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:54,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-13 00:20:54,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:54,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473015273] [2021-10-13 00:20:54,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:54,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:54,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:54,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473015273] [2021-10-13 00:20:54,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473015273] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:54,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:54,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:20:54,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849445012] [2021-10-13 00:20:54,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:20:54,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:54,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:20:54,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:20:54,130 INFO L87 Difference]: Start difference. First operand 64 states and 93 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) [2021-10-13 00:20:54,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:54,227 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2021-10-13 00:20:54,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:20:54,228 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 [2021-10-13 00:20:54,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:54,231 INFO L225 Difference]: With dead ends: 309 [2021-10-13 00:20:54,232 INFO L226 Difference]: Without dead ends: 251 [2021-10-13 00:20:54,232 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.3ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:20:54,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-13 00:20:54,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2021-10-13 00:20:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.4695652173913043) internal successors, (169), 115 states have internal predecessors, (169), 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) [2021-10-13 00:20:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2021-10-13 00:20:54,256 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2021-10-13 00:20:54,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:54,256 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2021-10-13 00:20:54,257 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) [2021-10-13 00:20:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2021-10-13 00:20:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 00:20:54,258 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:54,258 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:20:54,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:20:54,259 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:20:54,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:54,259 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2021-10-13 00:20:54,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:54,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069094975] [2021-10-13 00:20:54,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:54,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:54,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:54,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069094975] [2021-10-13 00:20:54,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069094975] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:54,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:54,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:20:54,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998706771] [2021-10-13 00:20:54,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:20:54,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:54,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:20:54,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:20:54,354 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:20:54,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:54,433 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2021-10-13 00:20:54,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:20:54,433 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-13 00:20:54,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:54,434 INFO L225 Difference]: With dead ends: 312 [2021-10-13 00:20:54,434 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:20:54,439 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:20:54,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:20:54,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:20:54,439 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) [2021-10-13 00:20:54,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:20:54,440 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-13 00:20:54,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:54,440 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:20:54,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:20:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:20:54,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:20:54,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:20:54,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:20:54,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:20:54,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:20:54,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:20:54,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:20:54,709 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,710 INFO L853 garLoopResultBuilder]: At program point L432(lines 425 435) the Hoare annotation is: false [2021-10-13 00:20:54,710 INFO L853 garLoopResultBuilder]: At program point L432-1(lines 425 435) the Hoare annotation is: false [2021-10-13 00:20:54,710 INFO L853 garLoopResultBuilder]: At program point L432-2(lines 425 435) the Hoare annotation is: false [2021-10-13 00:20:54,710 INFO L853 garLoopResultBuilder]: At program point L235(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,710 INFO L853 garLoopResultBuilder]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,710 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-10-13 00:20:54,711 INFO L853 garLoopResultBuilder]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,711 INFO L853 garLoopResultBuilder]: At program point L235-3(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,711 INFO L853 garLoopResultBuilder]: At program point L235-4(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,712 INFO L853 garLoopResultBuilder]: At program point L235-5(lines 230 238) the Hoare annotation is: false [2021-10-13 00:20:54,712 INFO L853 garLoopResultBuilder]: At program point L270(lines 265 273) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:20:54,713 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) 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~0 ~systemActive~0)) [2021-10-13 00:20:54,713 INFO L857 garLoopResultBuilder]: For program point L536(lines 536 542) no Hoare annotation was computed. [2021-10-13 00:20:54,713 INFO L853 garLoopResultBuilder]: At program point L536-1(lines 536 542) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,713 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 388) no Hoare annotation was computed. [2021-10-13 00:20:54,713 INFO L857 garLoopResultBuilder]: For program point L371-1(lines 371 388) no Hoare annotation was computed. [2021-10-13 00:20:54,714 INFO L857 garLoopResultBuilder]: For program point L371-2(lines 371 388) no Hoare annotation was computed. [2021-10-13 00:20:54,714 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-10-13 00:20:54,714 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 504 510) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,714 INFO L860 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-13 00:20:54,714 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,714 INFO L853 garLoopResultBuilder]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:20:54,715 INFO L853 garLoopResultBuilder]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2021-10-13 00:20:54,715 INFO L857 garLoopResultBuilder]: For program point L375(lines 375 383) no Hoare annotation was computed. [2021-10-13 00:20:54,715 INFO L853 garLoopResultBuilder]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2021-10-13 00:20:54,715 INFO L857 garLoopResultBuilder]: For program point L375-1(lines 375 383) no Hoare annotation was computed. [2021-10-13 00:20:54,715 INFO L857 garLoopResultBuilder]: For program point L375-2(lines 375 383) no Hoare annotation was computed. [2021-10-13 00:20:54,715 INFO L853 garLoopResultBuilder]: At program point L574(lines 525 575) the Hoare annotation is: false [2021-10-13 00:20:54,715 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L857 garLoopResultBuilder]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L857 garLoopResultBuilder]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L857 garLoopResultBuilder]: For program point L345-3(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L857 garLoopResultBuilder]: For program point L345-4(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L857 garLoopResultBuilder]: For program point L345-5(lines 345 362) no Hoare annotation was computed. [2021-10-13 00:20:54,716 INFO L853 garLoopResultBuilder]: At program point L313(lines 312 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,717 INFO L857 garLoopResultBuilder]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-10-13 00:20:54,717 INFO L853 garLoopResultBuilder]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2021-10-13 00:20:54,717 INFO L853 garLoopResultBuilder]: At program point L313-3(lines 312 331) the Hoare annotation is: false [2021-10-13 00:20:54,718 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 185) no Hoare annotation was computed. [2021-10-13 00:20:54,718 INFO L857 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-10-13 00:20:54,719 INFO L853 garLoopResultBuilder]: At program point L546-1(lines 546 552) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,721 INFO L857 garLoopResultBuilder]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,721 INFO L857 garLoopResultBuilder]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,721 INFO L857 garLoopResultBuilder]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,722 INFO L857 garLoopResultBuilder]: For program point L349-3(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,722 INFO L857 garLoopResultBuilder]: For program point L349-4(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,723 INFO L857 garLoopResultBuilder]: For program point L349-5(lines 349 357) no Hoare annotation was computed. [2021-10-13 00:20:54,724 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:20:54,724 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 298) no Hoare annotation was computed. [2021-10-13 00:20:54,724 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 1 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,724 INFO L857 garLoopResultBuilder]: For program point L285-2(lines 285 298) no Hoare annotation was computed. [2021-10-13 00:20:54,724 INFO L853 garLoopResultBuilder]: At program point L285-3(lines 1 956) the Hoare annotation is: false [2021-10-13 00:20:54,724 INFO L857 garLoopResultBuilder]: For program point L285-4(lines 285 298) no Hoare annotation was computed. [2021-10-13 00:20:54,725 INFO L853 garLoopResultBuilder]: At program point L285-5(lines 1 956) the Hoare annotation is: false [2021-10-13 00:20:54,725 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-13 00:20:54,725 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-13 00:20:54,725 INFO L853 garLoopResultBuilder]: At program point L320(lines 320 326) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,725 INFO L853 garLoopResultBuilder]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2021-10-13 00:20:54,725 INFO L853 garLoopResultBuilder]: At program point L320-2(lines 320 326) the Hoare annotation is: false [2021-10-13 00:20:54,725 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-10-13 00:20:54,726 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 161) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L289-4(lines 289 295) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L157-3(lines 157 161) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 313 319) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L157-6(lines 157 161) no Hoare annotation was computed. [2021-10-13 00:20:54,728 INFO L857 garLoopResultBuilder]: For program point L587(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L587-1(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L587-2(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 569) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L490-3(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,729 INFO L857 garLoopResultBuilder]: For program point L490-5(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,730 INFO L857 garLoopResultBuilder]: For program point L490-6(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,730 INFO L857 garLoopResultBuilder]: For program point L490-8(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,730 INFO L857 garLoopResultBuilder]: For program point L490-9(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,730 INFO L857 garLoopResultBuilder]: For program point L490-11(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,730 INFO L857 garLoopResultBuilder]: For program point L490-12(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,731 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:20:54,731 INFO L857 garLoopResultBuilder]: For program point L490-14(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,731 INFO L857 garLoopResultBuilder]: For program point L490-15(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,731 INFO L857 garLoopResultBuilder]: For program point L490-17(lines 490 494) no Hoare annotation was computed. [2021-10-13 00:20:54,731 INFO L853 garLoopResultBuilder]: At program point L194(lines 189 197) the Hoare annotation is: false [2021-10-13 00:20:54,731 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 189 197) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,731 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 189 197) the Hoare annotation is: false [2021-10-13 00:20:54,732 INFO L853 garLoopResultBuilder]: At program point L194-3(lines 189 197) the Hoare annotation is: false [2021-10-13 00:20:54,732 INFO L853 garLoopResultBuilder]: At program point L194-4(lines 189 197) the Hoare annotation is: false [2021-10-13 00:20:54,732 INFO L853 garLoopResultBuilder]: At program point L194-5(lines 189 197) the Hoare annotation is: false [2021-10-13 00:20:54,732 INFO L853 garLoopResultBuilder]: At program point L262(lines 1 956) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:20:54,733 INFO L857 garLoopResultBuilder]: For program point L527(lines 526 573) no Hoare annotation was computed. [2021-10-13 00:20:54,733 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:20:54,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-13 00:20:54,733 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-10-13 00:20:54,733 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-13 00:20:54,733 INFO L860 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-13 00:20:54,734 INFO L857 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-10-13 00:20:54,734 INFO L853 garLoopResultBuilder]: At program point L562-1(lines 313 319) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:20:54,734 INFO L853 garLoopResultBuilder]: At program point L496(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,735 INFO L853 garLoopResultBuilder]: At program point L496-1(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,735 INFO L853 garLoopResultBuilder]: At program point L496-2(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,735 INFO L853 garLoopResultBuilder]: At program point L496-3(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,735 INFO L853 garLoopResultBuilder]: At program point L496-4(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,735 INFO L853 garLoopResultBuilder]: At program point L496-5(lines 481 499) the Hoare annotation is: false [2021-10-13 00:20:54,739 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:20:54,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:20:54 BoogieIcfgContainer [2021-10-13 00:20:54,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:20:54,767 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:20:54,767 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:20:54,768 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:20:54,768 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:52" (3/4) ... [2021-10-13 00:20:54,771 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:20:54,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:20:54,799 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:20:54,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:20:54,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:20:54,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:20:54,803 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:20:54,804 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:20:54,830 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:20:54,831 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-13 00:20:54,841 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:20:54,918 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:20:54,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:20:54,920 INFO L168 Benchmark]: Toolchain (without parser) took 3874.41 ms. Allocated memory was 111.1 MB in the beginning and 153.1 MB in the end (delta: 41.9 MB). Free memory was 74.6 MB in the beginning and 53.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 63.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,920 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory was 85.2 MB in the beginning and 85.2 MB in the end (delta: 24.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:54,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.59 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 78.3 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.36 ms. Allocated memory is still 111.1 MB. Free memory was 78.3 MB in the beginning and 74.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,922 INFO L168 Benchmark]: Boogie Preprocessor took 43.78 ms. Allocated memory is still 111.1 MB. Free memory was 74.9 MB in the beginning and 72.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,922 INFO L168 Benchmark]: RCFGBuilder took 1126.18 ms. Allocated memory was 111.1 MB in the beginning and 153.1 MB in the end (delta: 41.9 MB). Free memory was 72.2 MB in the beginning and 124.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,923 INFO L168 Benchmark]: TraceAbstraction took 1989.19 ms. Allocated memory is still 153.1 MB. Free memory was 123.4 MB in the beginning and 62.1 MB in the end (delta: 61.4 MB). Peak memory consumption was 60.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,923 INFO L168 Benchmark]: Witness Printer took 150.90 ms. Allocated memory is still 153.1 MB. Free memory was 62.1 MB in the beginning and 53.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:54,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory was 85.2 MB in the beginning and 85.2 MB in the end (delta: 24.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 471.59 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 78.3 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.36 ms. Allocated memory is still 111.1 MB. Free memory was 78.3 MB in the beginning and 74.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.78 ms. Allocated memory is still 111.1 MB. Free memory was 74.9 MB in the beginning and 72.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1126.18 ms. Allocated memory was 111.1 MB in the beginning and 153.1 MB in the end (delta: 41.9 MB). Free memory was 72.2 MB in the beginning and 124.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1989.19 ms. Allocated memory is still 153.1 MB. Free memory was 123.4 MB in the beginning and 62.1 MB in the end (delta: 61.4 MB). Peak memory consumption was 60.2 MB. Max. memory is 16.1 GB. * Witness Printer took 150.90 ms. Allocated memory is still 153.1 MB. Free memory was 62.1 MB in the beginning and 53.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1885.5ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 22.4ms, AutomataDifference: 491.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 264.5ms, InitialAbstractionConstructionTime: 16.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 432 SDtfs, 659 SDslu, 622 SDs, 0 SdLazy, 80 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 180.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 88.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 88.0ms AutomataMinimizationTime, 5 MinimizatonAttempts, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 137 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 185.4ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 68.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 39.5ms SsaConstructionTime, 288.0ms SatisfiabilityAnalysisTime, 421.2ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 230 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: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:20:55,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eee2e2e-78b5-4b6e-a75f-4f826d10b7fe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...