./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.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_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/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_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/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_5a4d92f2-6356-425b-9070-f97c44613d60/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 e54df5218807ebc1aaf13f5cda92067864bfb3d3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:41:44,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:41:44,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:41:44,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:41:44,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:41:44,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:41:44,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:41:44,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:41:44,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:41:44,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:41:44,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:41:44,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:41:44,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:41:44,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:41:44,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:41:44,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:41:44,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:41:44,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:41:44,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:41:44,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:41:44,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:41:44,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:41:44,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:41:44,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:41:44,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:41:44,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:41:44,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:41:44,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:41:44,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:41:44,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:41:44,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:41:44,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:41:44,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:41:44,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:41:44,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:41:44,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:41:44,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:41:44,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:41:44,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:41:44,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:41:44,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:41:44,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:41:44,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:41:44,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:41:44,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:41:44,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:41:44,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:41:44,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:41:44,937 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:41:44,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:41:44,938 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:41:44,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:41:44,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:41:44,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:41:44,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:41:44,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:41:44,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:41:44,941 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:41:44,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:41:44,941 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:41:44,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:41:44,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:41:44,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:41:44,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:41:44,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:41:44,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:41:44,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:41:44,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:41:44,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:41:44,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:41:44,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:41:44,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:41:44,947 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_5a4d92f2-6356-425b-9070-f97c44613d60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e54df5218807ebc1aaf13f5cda92067864bfb3d3 [2021-10-13 00:41:45,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:41:45,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:41:45,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:41:45,378 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:41:45,382 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:41:45,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-13 00:41:45,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/data/a2d098dba/22c7f50f500c438791818503ad06a9f7/FLAG7d441cd68 [2021-10-13 00:41:46,280 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:41:46,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-13 00:41:46,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/data/a2d098dba/22c7f50f500c438791818503ad06a9f7/FLAG7d441cd68 [2021-10-13 00:41:46,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/data/a2d098dba/22c7f50f500c438791818503ad06a9f7 [2021-10-13 00:41:46,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:41:46,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:41:46,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:46,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:41:46,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:41:46,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:46" (1/1) ... [2021-10-13 00:41:46,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb47643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:46, skipping insertion in model container [2021-10-13 00:41:46,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:46" (1/1) ... [2021-10-13 00:41:46,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:41:46,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:41:46,926 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_5a4d92f2-6356-425b-9070-f97c44613d60/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-13 00:41:47,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:47,057 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:41:47,122 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_5a4d92f2-6356-425b-9070-f97c44613d60/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-13 00:41:47,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:47,279 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:41:47,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47 WrapperNode [2021-10-13 00:41:47,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:47,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:47,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:41:47,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:41:47,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:47,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:41:47,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:41:47,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:41:47,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:41:47,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:41:47,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:41:47,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:41:47,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (1/1) ... [2021-10-13 00:41:47,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:41:47,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:47,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:47,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:41:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:41:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:41:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:41:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:41:49,493 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:41:49,493 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-13 00:41:49,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:49 BoogieIcfgContainer [2021-10-13 00:41:49,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:41:49,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:41:49,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:41:49,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:41:49,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:41:46" (1/3) ... [2021-10-13 00:41:49,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f2e193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:41:49, skipping insertion in model container [2021-10-13 00:41:49,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:47" (2/3) ... [2021-10-13 00:41:49,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f2e193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:41:49, skipping insertion in model container [2021-10-13 00:41:49,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:49" (3/3) ... [2021-10-13 00:41:49,507 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2021-10-13 00:41:49,513 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:41:49,513 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:41:49,602 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:41:49,615 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 00:41:49,616 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:41:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 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 00:41:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 00:41:49,677 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:49,677 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:49,678 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 00:41:49,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:49,686 INFO L82 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2021-10-13 00:41:49,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:49,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870138710] [2021-10-13 00:41:49,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:49,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:49,994 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 00:41:49,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:49,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870138710] [2021-10-13 00:41:49,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870138710] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:49,996 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:49,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:41:49,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470477931] [2021-10-13 00:41:50,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:41:50,005 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:50,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:41:50,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:41:50,025 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 00:41:50,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:50,079 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-13 00:41:50,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:41:50,081 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-13 00:41:50,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:50,097 INFO L225 Difference]: With dead ends: 455 [2021-10-13 00:41:50,097 INFO L226 Difference]: Without dead ends: 227 [2021-10-13 00:41:50,102 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 00:41:50,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-13 00:41:50,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-13 00:41:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4910714285714286) internal successors, (334), 226 states have internal predecessors, (334), 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 00:41:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-13 00:41:50,181 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-13 00:41:50,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:50,185 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-13 00:41:50,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 00:41:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-13 00:41:50,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:41:50,188 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:50,188 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:50,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:41:50,189 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 00:41:50,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:50,190 INFO L82 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2021-10-13 00:41:50,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:50,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239214919] [2021-10-13 00:41:50,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:50,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:50,399 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 00:41:50,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:50,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239214919] [2021-10-13 00:41:50,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239214919] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:50,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:50,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:41:50,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059003223] [2021-10-13 00:41:50,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:50,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:50,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:50,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,405 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:50,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:50,445 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-13 00:41:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:50,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 00:41:50,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:50,453 INFO L225 Difference]: With dead ends: 227 [2021-10-13 00:41:50,453 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 00:41:50,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 00:41:50,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-13 00:41:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4767441860465116) internal successors, (127), 86 states have internal predecessors, (127), 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 00:41:50,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-13 00:41:50,476 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-13 00:41:50,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:50,476 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-13 00:41:50,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:50,477 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-13 00:41:50,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:41:50,479 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:50,479 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 00:41:50,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:41:50,480 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 00:41:50,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:50,481 INFO L82 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2021-10-13 00:41:50,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:50,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559632400] [2021-10-13 00:41:50,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:50,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:50,612 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 00:41:50,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:50,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559632400] [2021-10-13 00:41:50,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559632400] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:50,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:50,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:41:50,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394426890] [2021-10-13 00:41:50,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:50,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:50,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:50,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,616 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 00:41:50,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:50,688 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2021-10-13 00:41:50,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:50,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 00:41:50,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:50,692 INFO L225 Difference]: With dead ends: 247 [2021-10-13 00:41:50,693 INFO L226 Difference]: Without dead ends: 167 [2021-10-13 00:41:50,695 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-13 00:41:50,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2021-10-13 00:41:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 1.4938271604938271) internal successors, (242), 162 states have internal predecessors, (242), 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 00:41:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2021-10-13 00:41:50,727 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2021-10-13 00:41:50,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:50,728 INFO L470 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2021-10-13 00:41:50,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 00:41:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2021-10-13 00:41:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 00:41:50,737 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:50,737 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, 1, 1] [2021-10-13 00:41:50,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:41:50,738 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 00:41:50,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:50,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2021-10-13 00:41:50,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:50,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089354830] [2021-10-13 00:41:50,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:50,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:50,884 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 00:41:50,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:50,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089354830] [2021-10-13 00:41:50,889 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089354830] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:50,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:50,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:41:50,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463320175] [2021-10-13 00:41:50,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:50,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:50,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:50,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,895 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 00:41:50,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:50,980 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2021-10-13 00:41:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:50,981 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 27 [2021-10-13 00:41:50,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:50,983 INFO L225 Difference]: With dead ends: 332 [2021-10-13 00:41:50,984 INFO L226 Difference]: Without dead ends: 176 [2021-10-13 00:41:50,986 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:50,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-13 00:41:51,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2021-10-13 00:41:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 173 states have (on average 1.4566473988439306) internal successors, (252), 173 states have internal predecessors, (252), 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 00:41:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2021-10-13 00:41:51,017 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2021-10-13 00:41:51,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:51,017 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2021-10-13 00:41:51,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 00:41:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2021-10-13 00:41:51,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 00:41:51,019 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:51,020 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, 1, 1] [2021-10-13 00:41:51,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:41:51,021 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 00:41:51,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:51,022 INFO L82 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2021-10-13 00:41:51,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:51,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44066317] [2021-10-13 00:41:51,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:51,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:51,127 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 00:41:51,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:51,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44066317] [2021-10-13 00:41:51,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44066317] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:51,129 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:51,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:41:51,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589996978] [2021-10-13 00:41:51,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:41:51,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:51,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:41:51,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:41:51,133 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 00:41:51,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:51,344 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2021-10-13 00:41:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:41:51,345 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2021-10-13 00:41:51,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:51,351 INFO L225 Difference]: With dead ends: 859 [2021-10-13 00:41:51,351 INFO L226 Difference]: Without dead ends: 692 [2021-10-13 00:41:51,352 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 52.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:41:51,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2021-10-13 00:41:51,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2021-10-13 00:41:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 326 states have (on average 1.4355828220858895) internal successors, (468), 326 states have internal predecessors, (468), 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 00:41:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2021-10-13 00:41:51,400 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2021-10-13 00:41:51,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:51,401 INFO L470 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2021-10-13 00:41:51,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 00:41:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2021-10-13 00:41:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 00:41:51,403 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:51,403 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, 1, 1, 1] [2021-10-13 00:41:51,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:41:51,404 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:51,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:51,405 INFO L82 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2021-10-13 00:41:51,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:51,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472302299] [2021-10-13 00:41:51,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:51,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:51,477 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 00:41:51,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:51,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472302299] [2021-10-13 00:41:51,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472302299] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:51,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:51,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:41:51,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751193823] [2021-10-13 00:41:51,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:41:51,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:51,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:41:51,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:41:51,480 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 00:41:51,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:51,728 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2021-10-13 00:41:51,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:41:51,729 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 28 [2021-10-13 00:41:51,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:51,736 INFO L225 Difference]: With dead ends: 1273 [2021-10-13 00:41:51,737 INFO L226 Difference]: Without dead ends: 953 [2021-10-13 00:41:51,747 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 54.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:41:51,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2021-10-13 00:41:51,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2021-10-13 00:41:51,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 324 states have (on average 1.4259259259259258) internal successors, (462), 324 states have internal predecessors, (462), 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 00:41:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2021-10-13 00:41:51,788 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2021-10-13 00:41:51,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:51,788 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2021-10-13 00:41:51,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 00:41:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2021-10-13 00:41:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 00:41:51,793 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:51,793 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:51,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:41:51,793 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:51,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:51,794 INFO L82 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2021-10-13 00:41:51,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:51,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60879705] [2021-10-13 00:41:51,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:51,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:51,899 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 00:41:51,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:51,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60879705] [2021-10-13 00:41:51,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60879705] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:51,901 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:51,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:41:51,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330837080] [2021-10-13 00:41:51,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:41:51,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:51,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:41:51,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:41:51,904 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 00:41:52,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:52,141 INFO L93 Difference]: Finished difference Result 1255 states and 1770 transitions. [2021-10-13 00:41:52,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:41:52,142 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-13 00:41:52,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:52,151 INFO L225 Difference]: With dead ends: 1255 [2021-10-13 00:41:52,151 INFO L226 Difference]: Without dead ends: 937 [2021-10-13 00:41:52,153 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 39.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:41:52,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2021-10-13 00:41:52,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 349. [2021-10-13 00:41:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.396551724137931) internal successors, (486), 348 states have internal predecessors, (486), 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 00:41:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2021-10-13 00:41:52,216 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2021-10-13 00:41:52,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:52,216 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2021-10-13 00:41:52,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 00:41:52,217 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2021-10-13 00:41:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 00:41:52,217 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:52,218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:52,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:41:52,218 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:52,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:52,219 INFO L82 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2021-10-13 00:41:52,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:52,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504484135] [2021-10-13 00:41:52,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:52,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:52,339 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 00:41:52,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:52,340 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504484135] [2021-10-13 00:41:52,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504484135] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:52,340 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:52,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:41:52,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065741399] [2021-10-13 00:41:52,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:41:52,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:52,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:41:52,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:41:52,342 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 00:41:52,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:52,487 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2021-10-13 00:41:52,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:41:52,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-13 00:41:52,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:52,492 INFO L225 Difference]: With dead ends: 891 [2021-10-13 00:41:52,492 INFO L226 Difference]: Without dead ends: 549 [2021-10-13 00:41:52,493 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:41:52,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-10-13 00:41:52,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2021-10-13 00:41:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.359375) internal successors, (522), 384 states have internal predecessors, (522), 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 00:41:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2021-10-13 00:41:52,540 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2021-10-13 00:41:52,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:52,542 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2021-10-13 00:41:52,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 00:41:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-10-13 00:41:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 00:41:52,543 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:52,543 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:52,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:41:52,544 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:52,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:52,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2021-10-13 00:41:52,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:52,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066563235] [2021-10-13 00:41:52,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:52,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:52,612 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 00:41:52,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:52,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066563235] [2021-10-13 00:41:52,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066563235] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:52,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:52,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:41:52,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695322161] [2021-10-13 00:41:52,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:52,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:52,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:52,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:52,615 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 00:41:52,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:52,711 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2021-10-13 00:41:52,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:52,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2021-10-13 00:41:52,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:52,716 INFO L225 Difference]: With dead ends: 871 [2021-10-13 00:41:52,717 INFO L226 Difference]: Without dead ends: 493 [2021-10-13 00:41:52,718 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:52,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-13 00:41:52,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2021-10-13 00:41:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 492 states have (on average 1.3252032520325203) internal successors, (652), 492 states have internal predecessors, (652), 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 00:41:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2021-10-13 00:41:52,777 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2021-10-13 00:41:52,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:52,777 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2021-10-13 00:41:52,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 00:41:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2021-10-13 00:41:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 00:41:52,779 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:52,779 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:52,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:41:52,780 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:52,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:52,780 INFO L82 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2021-10-13 00:41:52,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:52,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218142515] [2021-10-13 00:41:52,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:52,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:52,876 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 00:41:52,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:52,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218142515] [2021-10-13 00:41:52,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218142515] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:52,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:52,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:41:52,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178601241] [2021-10-13 00:41:52,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:41:52,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:52,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:41:52,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:41:52,879 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 00:41:53,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:53,866 INFO L93 Difference]: Finished difference Result 2187 states and 2877 transitions. [2021-10-13 00:41:53,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-13 00:41:53,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 38 [2021-10-13 00:41:53,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:53,882 INFO L225 Difference]: With dead ends: 2187 [2021-10-13 00:41:53,882 INFO L226 Difference]: Without dead ends: 1701 [2021-10-13 00:41:53,884 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 254.1ms TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2021-10-13 00:41:53,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1701 states. [2021-10-13 00:41:53,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1701 to 493. [2021-10-13 00:41:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 492 states have (on average 1.3008130081300813) internal successors, (640), 492 states have internal predecessors, (640), 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 00:41:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2021-10-13 00:41:53,979 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2021-10-13 00:41:53,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:53,980 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2021-10-13 00:41:53,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 00:41:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2021-10-13 00:41:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 00:41:53,982 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:53,982 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:53,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:41:53,983 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:53,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:53,983 INFO L82 PathProgramCache]: Analyzing trace with hash -933108215, now seen corresponding path program 1 times [2021-10-13 00:41:53,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:53,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74916967] [2021-10-13 00:41:53,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:53,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 00:41:54,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:54,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74916967] [2021-10-13 00:41:54,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74916967] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:54,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:54,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:41:54,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169300538] [2021-10-13 00:41:54,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:54,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:54,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:54,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:54,040 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 00:41:54,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:54,246 INFO L93 Difference]: Finished difference Result 818 states and 1060 transitions. [2021-10-13 00:41:54,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:54,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 56 [2021-10-13 00:41:54,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:54,250 INFO L225 Difference]: With dead ends: 818 [2021-10-13 00:41:54,250 INFO L226 Difference]: Without dead ends: 332 [2021-10-13 00:41:54,251 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:54,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-10-13 00:41:54,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 324. [2021-10-13 00:41:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 323 states have (on average 1.284829721362229) internal successors, (415), 323 states have internal predecessors, (415), 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 00:41:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 415 transitions. [2021-10-13 00:41:54,307 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 415 transitions. Word has length 56 [2021-10-13 00:41:54,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:54,308 INFO L470 AbstractCegarLoop]: Abstraction has 324 states and 415 transitions. [2021-10-13 00:41:54,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 00:41:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 415 transitions. [2021-10-13 00:41:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 00:41:54,310 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:54,310 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:54,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:41:54,311 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:54,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:54,311 INFO L82 PathProgramCache]: Analyzing trace with hash 384155307, now seen corresponding path program 1 times [2021-10-13 00:41:54,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:54,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455138396] [2021-10-13 00:41:54,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:54,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:54,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 00:41:54,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:54,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455138396] [2021-10-13 00:41:54,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455138396] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:41:54,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466309138] [2021-10-13 00:41:54,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:54,431 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:41:54,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:54,433 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:41:54,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:41:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:54,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:41:54,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:41:54,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466309138] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:54,947 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:41:54,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-10-13 00:41:54,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865849827] [2021-10-13 00:41:54,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:41:54,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:54,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:54,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:41:54,949 INFO L87 Difference]: Start difference. First operand 324 states and 415 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 00:41:55,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:55,047 INFO L93 Difference]: Finished difference Result 495 states and 636 transitions. [2021-10-13 00:41:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:55,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2021-10-13 00:41:55,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:55,052 INFO L225 Difference]: With dead ends: 495 [2021-10-13 00:41:55,052 INFO L226 Difference]: Without dead ends: 493 [2021-10-13 00:41:55,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.1ms TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:41:55,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-13 00:41:55,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 354. [2021-10-13 00:41:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 353 states have (on average 1.3031161473087818) internal successors, (460), 353 states have internal predecessors, (460), 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 00:41:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 460 transitions. [2021-10-13 00:41:55,107 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 460 transitions. Word has length 63 [2021-10-13 00:41:55,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:55,108 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 460 transitions. [2021-10-13 00:41:55,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 00:41:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 460 transitions. [2021-10-13 00:41:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-13 00:41:55,110 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:41:55,110 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:55,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:55,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:41:55,334 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:41:55,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:55,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1840487417, now seen corresponding path program 1 times [2021-10-13 00:41:55,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:55,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504611945] [2021-10-13 00:41:55,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:55,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 00:41:55,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:55,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504611945] [2021-10-13 00:41:55,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504611945] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:41:55,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706046876] [2021-10-13 00:41:55,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:55,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:41:55,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:55,466 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:41:55,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 00:41:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:55,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 00:41:55,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 00:41:56,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706046876] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:56,050 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:41:56,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2021-10-13 00:41:56,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134631295] [2021-10-13 00:41:56,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:41:56,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:56,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:41:56,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:41:56,053 INFO L87 Difference]: Start difference. First operand 354 states and 460 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:56,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:56,440 INFO L93 Difference]: Finished difference Result 868 states and 1119 transitions. [2021-10-13 00:41:56,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 00:41:56,441 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2021-10-13 00:41:56,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:41:56,441 INFO L225 Difference]: With dead ends: 868 [2021-10-13 00:41:56,442 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:41:56,444 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 153.4ms TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-10-13 00:41:56,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:41:56,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:41:56,445 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 00:41:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:41:56,446 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2021-10-13 00:41:56,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:41:56,446 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:41:56,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:41:56,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:41:56,451 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:41:56,451 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:41:56,452 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:41:56,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:56,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-13 00:41:56,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:41:56,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:56,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:56,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:56,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:57,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:58,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:41:59,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:00,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:00,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:00,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:00,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:01,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:42:09,654 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,654 INFO L857 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,654 INFO L857 garLoopResultBuilder]: For program point L432-1(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,654 INFO L857 garLoopResultBuilder]: For program point L432-2(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,655 INFO L853 garLoopResultBuilder]: At program point L565(lines 556 569) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,655 INFO L853 garLoopResultBuilder]: At program point L565-1(lines 556 569) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,655 INFO L853 garLoopResultBuilder]: At program point L565-2(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,655 INFO L853 garLoopResultBuilder]: At program point L565-3(lines 556 569) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-13 00:42:09,655 INFO L853 garLoopResultBuilder]: At program point L565-4(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,656 INFO L853 garLoopResultBuilder]: At program point L565-5(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,656 INFO L853 garLoopResultBuilder]: At program point L565-6(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,656 INFO L853 garLoopResultBuilder]: At program point L565-7(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,656 INFO L853 garLoopResultBuilder]: At program point L565-8(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,656 INFO L853 garLoopResultBuilder]: At program point L565-9(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,657 INFO L853 garLoopResultBuilder]: At program point L565-10(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,657 INFO L853 garLoopResultBuilder]: At program point L565-11(lines 556 569) the Hoare annotation is: false [2021-10-13 00:42:09,657 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,657 INFO L857 garLoopResultBuilder]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,658 INFO L857 garLoopResultBuilder]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,658 INFO L857 garLoopResultBuilder]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,658 INFO L857 garLoopResultBuilder]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,658 INFO L857 garLoopResultBuilder]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,658 INFO L857 garLoopResultBuilder]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,659 INFO L857 garLoopResultBuilder]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,659 INFO L857 garLoopResultBuilder]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,659 INFO L857 garLoopResultBuilder]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,659 INFO L857 garLoopResultBuilder]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,659 INFO L857 garLoopResultBuilder]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,660 INFO L857 garLoopResultBuilder]: For program point L303-18(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,660 INFO L857 garLoopResultBuilder]: For program point L303-20(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,660 INFO L857 garLoopResultBuilder]: For program point L303-21(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,660 INFO L857 garLoopResultBuilder]: For program point L303-23(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,661 INFO L857 garLoopResultBuilder]: For program point L303-24(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,661 INFO L857 garLoopResultBuilder]: For program point L303-26(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,661 INFO L857 garLoopResultBuilder]: For program point L303-27(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,661 INFO L857 garLoopResultBuilder]: For program point L370(lines 369 418) no Hoare annotation was computed. [2021-10-13 00:42:09,661 INFO L857 garLoopResultBuilder]: For program point L303-29(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,662 INFO L857 garLoopResultBuilder]: For program point L303-30(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,662 INFO L857 garLoopResultBuilder]: For program point L303-32(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,662 INFO L857 garLoopResultBuilder]: For program point L303-33(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,662 INFO L857 garLoopResultBuilder]: For program point L303-35(lines 303 307) no Hoare annotation was computed. [2021-10-13 00:42:09,662 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 375) no Hoare annotation was computed. [2021-10-13 00:42:09,663 INFO L853 garLoopResultBuilder]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse3) (and .cse0 .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse5 .cse2))) [2021-10-13 00:42:09,663 INFO L853 garLoopResultBuilder]: At program point L107-1(lines 107 113) the Hoare annotation is: false [2021-10-13 00:42:09,663 INFO L853 garLoopResultBuilder]: At program point L107-2(lines 107 113) the Hoare annotation is: false [2021-10-13 00:42:09,663 INFO L853 garLoopResultBuilder]: At program point L639(lines 635 641) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:42:09,664 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-10-13 00:42:09,664 INFO L853 garLoopResultBuilder]: At program point L309(lines 294 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,664 INFO L853 garLoopResultBuilder]: At program point L309-1(lines 294 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,664 INFO L853 garLoopResultBuilder]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,665 INFO L853 garLoopResultBuilder]: At program point L309-3(lines 294 312) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-13 00:42:09,665 INFO L853 garLoopResultBuilder]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,665 INFO L853 garLoopResultBuilder]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,665 INFO L853 garLoopResultBuilder]: At program point L309-6(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,665 INFO L853 garLoopResultBuilder]: At program point L309-7(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,666 INFO L853 garLoopResultBuilder]: At program point L309-8(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,666 INFO L853 garLoopResultBuilder]: At program point L309-9(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,666 INFO L853 garLoopResultBuilder]: At program point L309-10(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,666 INFO L853 garLoopResultBuilder]: At program point L309-11(lines 294 312) the Hoare annotation is: false [2021-10-13 00:42:09,667 INFO L853 garLoopResultBuilder]: At program point L575(lines 570 578) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,667 INFO L853 garLoopResultBuilder]: At program point L575-1(lines 570 578) the Hoare annotation is: false [2021-10-13 00:42:09,667 INFO L853 garLoopResultBuilder]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2021-10-13 00:42:09,667 INFO L853 garLoopResultBuilder]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2021-10-13 00:42:09,667 INFO L853 garLoopResultBuilder]: At program point L443(lines 438 445) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:42:09,668 INFO L853 garLoopResultBuilder]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2021-10-13 00:42:09,668 INFO L853 garLoopResultBuilder]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2021-10-13 00:42:09,668 INFO L853 garLoopResultBuilder]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-13 00:42:09,668 INFO L853 garLoopResultBuilder]: At program point L245-1(lines 238 248) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,669 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 238 248) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,669 INFO L853 garLoopResultBuilder]: At program point L245-3(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,669 INFO L853 garLoopResultBuilder]: At program point L245-4(lines 238 248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-13 00:42:09,669 INFO L853 garLoopResultBuilder]: At program point L245-5(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,669 INFO L853 garLoopResultBuilder]: At program point L245-6(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,670 INFO L853 garLoopResultBuilder]: At program point L245-7(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,670 INFO L853 garLoopResultBuilder]: At program point L245-8(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,670 INFO L853 garLoopResultBuilder]: At program point L245-9(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,670 INFO L853 garLoopResultBuilder]: At program point L245-10(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,670 INFO L853 garLoopResultBuilder]: At program point L245-11(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,671 INFO L853 garLoopResultBuilder]: At program point L245-12(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,671 INFO L853 garLoopResultBuilder]: At program point L245-13(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,671 INFO L853 garLoopResultBuilder]: At program point L245-14(lines 238 248) the Hoare annotation is: false [2021-10-13 00:42:09,671 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 385) no Hoare annotation was computed. [2021-10-13 00:42:09,672 INFO L853 garLoopResultBuilder]: At program point L379-1(lines 379 385) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse9 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse6))) [2021-10-13 00:42:09,672 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 201) no Hoare annotation was computed. [2021-10-13 00:42:09,672 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 184 201) no Hoare annotation was computed. [2021-10-13 00:42:09,672 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2021-10-13 00:42:09,672 INFO L853 garLoopResultBuilder]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 .cse2 (= 1 ~systemActive~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~systemActive~0)))) [2021-10-13 00:42:09,673 INFO L853 garLoopResultBuilder]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2021-10-13 00:42:09,673 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 196) no Hoare annotation was computed. [2021-10-13 00:42:09,673 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2021-10-13 00:42:09,673 INFO L857 garLoopResultBuilder]: For program point L188-1(lines 188 196) no Hoare annotation was computed. [2021-10-13 00:42:09,674 INFO L857 garLoopResultBuilder]: For program point L188-2(lines 188 196) no Hoare annotation was computed. [2021-10-13 00:42:09,674 INFO L853 garLoopResultBuilder]: At program point L520(lines 515 523) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1))) [2021-10-13 00:42:09,674 INFO L853 garLoopResultBuilder]: At program point L520-1(lines 515 523) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,674 INFO L853 garLoopResultBuilder]: At program point L520-2(lines 515 523) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,675 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 471) no Hoare annotation was computed. [2021-10-13 00:42:09,675 INFO L853 garLoopResultBuilder]: At program point L520-3(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,675 INFO L853 garLoopResultBuilder]: At program point L454-1(lines 1 1041) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse9 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse6))) [2021-10-13 00:42:09,675 INFO L853 garLoopResultBuilder]: At program point L520-4(lines 515 523) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-13 00:42:09,675 INFO L857 garLoopResultBuilder]: For program point L454-2(lines 454 471) no Hoare annotation was computed. [2021-10-13 00:42:09,676 INFO L853 garLoopResultBuilder]: At program point L520-5(lines 515 523) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5 .cse6) (and .cse0 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse4 .cse1 .cse2 .cse7))) [2021-10-13 00:42:09,676 INFO L853 garLoopResultBuilder]: At program point L454-3(lines 1 1041) the Hoare annotation is: false [2021-10-13 00:42:09,676 INFO L857 garLoopResultBuilder]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,676 INFO L853 garLoopResultBuilder]: At program point L520-6(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,677 INFO L857 garLoopResultBuilder]: For program point L454-4(lines 454 471) no Hoare annotation was computed. [2021-10-13 00:42:09,677 INFO L853 garLoopResultBuilder]: At program point L520-7(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,677 INFO L853 garLoopResultBuilder]: At program point L454-5(lines 1 1041) the Hoare annotation is: false [2021-10-13 00:42:09,677 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:42:09,677 INFO L857 garLoopResultBuilder]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,678 INFO L853 garLoopResultBuilder]: At program point L520-8(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,678 INFO L857 garLoopResultBuilder]: For program point L322-3(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,678 INFO L853 garLoopResultBuilder]: At program point L520-9(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,678 INFO L853 garLoopResultBuilder]: At program point L520-10(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,678 INFO L857 garLoopResultBuilder]: For program point L322-5(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,679 INFO L853 garLoopResultBuilder]: At program point L520-11(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,679 INFO L857 garLoopResultBuilder]: For program point L322-6(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,679 INFO L853 garLoopResultBuilder]: At program point L520-12(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,679 INFO L853 garLoopResultBuilder]: At program point L520-13(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,680 INFO L857 garLoopResultBuilder]: For program point L322-8(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,680 INFO L853 garLoopResultBuilder]: At program point L520-14(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,680 INFO L857 garLoopResultBuilder]: For program point L322-9(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,680 INFO L853 garLoopResultBuilder]: At program point L520-15(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,680 INFO L853 garLoopResultBuilder]: At program point L520-16(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,681 INFO L857 garLoopResultBuilder]: For program point L322-11(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,681 INFO L853 garLoopResultBuilder]: At program point L520-17(lines 515 523) the Hoare annotation is: false [2021-10-13 00:42:09,681 INFO L857 garLoopResultBuilder]: For program point L322-12(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,681 INFO L857 garLoopResultBuilder]: For program point L322-14(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,681 INFO L857 garLoopResultBuilder]: For program point L322-15(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,682 INFO L857 garLoopResultBuilder]: For program point L322-17(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:42:09,682 INFO L857 garLoopResultBuilder]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-10-13 00:42:09,682 INFO L853 garLoopResultBuilder]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse6) (and .cse0 .cse5 .cse2) (and .cse0 .cse4 .cse1 .cse3 .cse6))) [2021-10-13 00:42:09,682 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 468) no Hoare annotation was computed. [2021-10-13 00:42:09,683 INFO L857 garLoopResultBuilder]: For program point L458-2(lines 458 468) no Hoare annotation was computed. [2021-10-13 00:42:09,683 INFO L857 garLoopResultBuilder]: For program point L458-4(lines 458 468) no Hoare annotation was computed. [2021-10-13 00:42:09,683 INFO L853 garLoopResultBuilder]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2021-10-13 00:42:09,683 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 465) no Hoare annotation was computed. [2021-10-13 00:42:09,683 INFO L857 garLoopResultBuilder]: For program point L459-2(lines 459 465) no Hoare annotation was computed. [2021-10-13 00:42:09,684 INFO L857 garLoopResultBuilder]: For program point L459-4(lines 459 465) no Hoare annotation was computed. [2021-10-13 00:42:09,684 INFO L857 garLoopResultBuilder]: For program point L592(line 592) no Hoare annotation was computed. [2021-10-13 00:42:09,684 INFO L853 garLoopResultBuilder]: At program point L328(lines 313 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:42:09,684 INFO L853 garLoopResultBuilder]: At program point L328-1(lines 313 331) the Hoare annotation is: false [2021-10-13 00:42:09,684 INFO L853 garLoopResultBuilder]: At program point L328-2(lines 313 331) the Hoare annotation is: false [2021-10-13 00:42:09,685 INFO L853 garLoopResultBuilder]: At program point L328-3(lines 313 331) the Hoare annotation is: false [2021-10-13 00:42:09,685 INFO L853 garLoopResultBuilder]: At program point L328-4(lines 313 331) the Hoare annotation is: false [2021-10-13 00:42:09,685 INFO L853 garLoopResultBuilder]: At program point L328-5(lines 313 331) the Hoare annotation is: false [2021-10-13 00:42:09,685 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:42:09,686 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,686 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,686 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,686 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,686 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,687 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,687 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,687 INFO L857 garLoopResultBuilder]: For program point L132-6(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,687 INFO L857 garLoopResultBuilder]: For program point L132-7(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,687 INFO L857 garLoopResultBuilder]: For program point L132-8(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,688 INFO L857 garLoopResultBuilder]: For program point L132-9(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,688 INFO L857 garLoopResultBuilder]: For program point L132-10(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,688 INFO L857 garLoopResultBuilder]: For program point L132-11(lines 132 149) no Hoare annotation was computed. [2021-10-13 00:42:09,688 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-13 00:42:09,688 INFO L857 garLoopResultBuilder]: For program point L595-1(lines 100 106) no Hoare annotation was computed. [2021-10-13 00:42:09,689 INFO L853 garLoopResultBuilder]: At program point L67(lines 1 1041) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:42:09,689 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 670) no Hoare annotation was computed. [2021-10-13 00:42:09,689 INFO L860 garLoopResultBuilder]: At program point L663-1(lines 663 670) the Hoare annotation is: true [2021-10-13 00:42:09,689 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 414) no Hoare annotation was computed. [2021-10-13 00:42:09,689 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,690 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,690 INFO L857 garLoopResultBuilder]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,690 INFO L857 garLoopResultBuilder]: For program point L136-3(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,690 INFO L857 garLoopResultBuilder]: For program point L136-4(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,690 INFO L857 garLoopResultBuilder]: For program point L136-5(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,691 INFO L857 garLoopResultBuilder]: For program point L136-6(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,691 INFO L857 garLoopResultBuilder]: For program point L136-7(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,691 INFO L857 garLoopResultBuilder]: For program point L136-8(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,691 INFO L857 garLoopResultBuilder]: For program point L136-9(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,692 INFO L857 garLoopResultBuilder]: For program point L136-10(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,692 INFO L857 garLoopResultBuilder]: For program point L136-11(lines 136 144) no Hoare annotation was computed. [2021-10-13 00:42:09,692 INFO L857 garLoopResultBuilder]: For program point L336(lines 336 342) no Hoare annotation was computed. [2021-10-13 00:42:09,692 INFO L853 garLoopResultBuilder]: At program point L336-1(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-13 00:42:09,692 INFO L853 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:42:09,693 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-13 00:42:09,693 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 413) no Hoare annotation was computed. [2021-10-13 00:42:09,693 INFO L853 garLoopResultBuilder]: At program point L407-1(lines 100 106) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse3 .cse5 .cse4) (and .cse0 .cse5 .cse1))) [2021-10-13 00:42:09,693 INFO L860 garLoopResultBuilder]: At program point L672(lines 653 675) the Hoare annotation is: true [2021-10-13 00:42:09,694 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:42:09,694 INFO L857 garLoopResultBuilder]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-10-13 00:42:09,694 INFO L857 garLoopResultBuilder]: For program point L483-3(lines 483 487) no Hoare annotation was computed. [2021-10-13 00:42:09,694 INFO L857 garLoopResultBuilder]: For program point L483-6(lines 483 487) no Hoare annotation was computed. [2021-10-13 00:42:09,695 INFO L857 garLoopResultBuilder]: For program point L220(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,695 INFO L857 garLoopResultBuilder]: For program point L220-2(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,695 INFO L857 garLoopResultBuilder]: For program point L220-4(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,695 INFO L857 garLoopResultBuilder]: For program point L220-6(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,695 INFO L857 garLoopResultBuilder]: For program point L220-8(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,696 INFO L857 garLoopResultBuilder]: For program point L220-10(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,696 INFO L857 garLoopResultBuilder]: For program point L220-12(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,696 INFO L857 garLoopResultBuilder]: For program point L220-14(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,696 INFO L857 garLoopResultBuilder]: For program point L220-16(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,696 INFO L857 garLoopResultBuilder]: For program point L220-18(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,697 INFO L857 garLoopResultBuilder]: For program point L220-20(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,697 INFO L857 garLoopResultBuilder]: For program point L220-22(lines 220 226) no Hoare annotation was computed. [2021-10-13 00:42:09,697 INFO L853 garLoopResultBuilder]: At program point L419(lines 368 420) the Hoare annotation is: false [2021-10-13 00:42:09,697 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,697 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,698 INFO L857 garLoopResultBuilder]: For program point L158-2(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,698 INFO L857 garLoopResultBuilder]: For program point L158-3(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,698 INFO L857 garLoopResultBuilder]: For program point L158-4(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,698 INFO L857 garLoopResultBuilder]: For program point L158-5(lines 158 175) no Hoare annotation was computed. [2021-10-13 00:42:09,698 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:42:09,699 INFO L857 garLoopResultBuilder]: For program point L162(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,699 INFO L857 garLoopResultBuilder]: For program point L162-1(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,699 INFO L857 garLoopResultBuilder]: For program point L162-2(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,699 INFO L857 garLoopResultBuilder]: For program point L162-3(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,699 INFO L857 garLoopResultBuilder]: For program point L162-4(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,700 INFO L857 garLoopResultBuilder]: For program point L162-5(lines 162 170) no Hoare annotation was computed. [2021-10-13 00:42:09,700 INFO L857 garLoopResultBuilder]: For program point L560(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,700 INFO L857 garLoopResultBuilder]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,700 INFO L857 garLoopResultBuilder]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,700 INFO L857 garLoopResultBuilder]: For program point L560-3(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,701 INFO L857 garLoopResultBuilder]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,701 INFO L857 garLoopResultBuilder]: For program point L560-5(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,701 INFO L857 garLoopResultBuilder]: For program point L560-6(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,701 INFO L857 garLoopResultBuilder]: For program point L560-7(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,701 INFO L857 garLoopResultBuilder]: For program point L560-8(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,702 INFO L857 garLoopResultBuilder]: For program point L560-9(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,702 INFO L857 garLoopResultBuilder]: For program point L560-10(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,702 INFO L857 garLoopResultBuilder]: For program point L560-11(lines 560 566) no Hoare annotation was computed. [2021-10-13 00:42:09,702 INFO L857 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2021-10-13 00:42:09,702 INFO L853 garLoopResultBuilder]: At program point L100(lines 99 118) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse3 .cse5 .cse4) (and .cse0 .cse5 .cse1) (and .cse0 .cse3 .cse1 .cse2))) [2021-10-13 00:42:09,703 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 100 106) no Hoare annotation was computed. [2021-10-13 00:42:09,703 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 99 118) the Hoare annotation is: false [2021-10-13 00:42:09,703 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 99 118) the Hoare annotation is: false [2021-10-13 00:42:09,709 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:42:09,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:42:09 BoogieIcfgContainer [2021-10-13 00:42:09,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:42:09,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:42:09,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:42:09,749 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:42:09,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:49" (3/4) ... [2021-10-13 00:42:09,754 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:42:09,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:42:09,799 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:42:09,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:42:09,805 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:42:09,808 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:42:09,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:42:09,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:42:09,846 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-13 00:42:09,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-13 00:42:09,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-13 00:42:09,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive) [2021-10-13 00:42:09,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-13 00:42:09,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) [2021-10-13 00:42:09,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-13 00:42:09,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) [2021-10-13 00:42:09,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) [2021-10-13 00:42:09,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,865 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,865 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:42:09,983 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:42:09,983 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:42:09,985 INFO L168 Benchmark]: Toolchain (without parser) took 23449.09 ms. Allocated memory was 136.3 MB in the beginning and 383.8 MB in the end (delta: 247.5 MB). Free memory was 102.4 MB in the beginning and 177.2 MB in the end (delta: -74.9 MB). Peak memory consumption was 173.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,985 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 92.3 MB. Free memory is still 48.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:42:09,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.05 ms. Allocated memory is still 136.3 MB. Free memory was 102.1 MB in the beginning and 100.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.06 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 94.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,987 INFO L168 Benchmark]: Boogie Preprocessor took 122.20 ms. Allocated memory is still 136.3 MB. Free memory was 94.9 MB in the beginning and 90.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,988 INFO L168 Benchmark]: RCFGBuilder took 1909.37 ms. Allocated memory is still 136.3 MB. Free memory was 90.7 MB in the beginning and 68.9 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,988 INFO L168 Benchmark]: TraceAbstraction took 20249.85 ms. Allocated memory was 136.3 MB in the beginning and 383.8 MB in the end (delta: 247.5 MB). Free memory was 68.3 MB in the beginning and 197.2 MB in the end (delta: -128.8 MB). Peak memory consumption was 158.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,989 INFO L168 Benchmark]: Witness Printer took 234.19 ms. Allocated memory is still 383.8 MB. Free memory was 197.2 MB in the beginning and 177.2 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:42:09,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 92.3 MB. Free memory is still 48.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 752.05 ms. Allocated memory is still 136.3 MB. Free memory was 102.1 MB in the beginning and 100.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 173.06 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 94.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 122.20 ms. Allocated memory is still 136.3 MB. Free memory was 94.9 MB in the beginning and 90.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1909.37 ms. Allocated memory is still 136.3 MB. Free memory was 90.7 MB in the beginning and 68.9 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20249.85 ms. Allocated memory was 136.3 MB in the beginning and 383.8 MB in the end (delta: 247.5 MB). Free memory was 68.3 MB in the beginning and 197.2 MB in the end (delta: -128.8 MB). Peak memory consumption was 158.3 MB. Max. memory is 16.1 GB. * Witness Printer took 234.19 ms. Allocated memory is still 383.8 MB. Free memory was 197.2 MB in the beginning and 177.2 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 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: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: 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, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20109.2ms, OverallIterations: 13, TraceHistogramMax: 3, EmptinessCheckTime: 40.2ms, AutomataDifference: 3030.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 12987.4ms, InitialAbstractionConstructionTime: 46.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2116 SDtfs, 3103 SDslu, 3907 SDs, 0 SdLazy, 561 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1058.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 630.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=9, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 602.1ms AutomataMinimizationTime, 13 MinimizatonAttempts, 3106 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 1017 HoareAnnotationTreeSize, 93 FomulaSimplifications, 4863455 FormulaSimplificationTreeSizeReduction, 4946.7ms HoareSimplificationTime, 93 FomulaSimplificationsInter, 675993 FormulaSimplificationTreeSizeReductionInter, 8010.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 153.8ms SsaConstructionTime, 663.5ms SatisfiabilityAnalysisTime, 1616.7ms InterpolantComputationTime, 656 NumberOfCodeBlocks, 656 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 641 ConstructedInterpolants, 0 QuantifiedInterpolants, 1019 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1028 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 150/154 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: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) || ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:42:10,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a4d92f2-6356-425b-9070-f97c44613d60/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...