./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/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 3ad9c9f0403f0ff15bc0d5f7c809182c1025bcda .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:24:07,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:24:07,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:24:07,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:24:07,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:24:07,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:24:07,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:24:07,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:24:07,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:24:07,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:24:07,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:24:07,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:24:07,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:24:07,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:24:07,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:24:07,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:24:07,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:24:07,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:24:07,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:24:08,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:24:08,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:24:08,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:24:08,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:24:08,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:24:08,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:24:08,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:24:08,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:24:08,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:24:08,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:24:08,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:24:08,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:24:08,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:24:08,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:24:08,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:24:08,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:24:08,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:24:08,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:24:08,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:24:08,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:24:08,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:24:08,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:24:08,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:24:08,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:24:08,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:24:08,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:24:08,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:24:08,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:24:08,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:24:08,113 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:24:08,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:24:08,114 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:24:08,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:24:08,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:24:08,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:24:08,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:24:08,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:24:08,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:24:08,117 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:24:08,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:24:08,118 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:24:08,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:24:08,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:24:08,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:24:08,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:24:08,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:24:08,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:24:08,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:24:08,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:24:08,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:24:08,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:24:08,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:24:08,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:24:08,124 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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ad9c9f0403f0ff15bc0d5f7c809182c1025bcda [2021-10-13 01:24:08,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:24:08,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:24:08,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:24:08,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:24:08,499 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:24:08,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-13 01:24:08,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/data/28aabf9c2/ed0cf76eaf6d4c4f92ff04f31d1a71d1/FLAG9be33f35e [2021-10-13 01:24:09,354 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:24:09,355 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-13 01:24:09,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/data/28aabf9c2/ed0cf76eaf6d4c4f92ff04f31d1a71d1/FLAG9be33f35e [2021-10-13 01:24:09,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/data/28aabf9c2/ed0cf76eaf6d4c4f92ff04f31d1a71d1 [2021-10-13 01:24:09,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:24:09,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:24:09,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:09,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:24:09,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:24:09,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:09" (1/1) ... [2021-10-13 01:24:09,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693f7e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:09, skipping insertion in model container [2021-10-13 01:24:09,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:09" (1/1) ... [2021-10-13 01:24:09,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:24:09,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:24:10,265 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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13665,13678] [2021-10-13 01:24:10,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:10,345 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:24:10,445 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_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13665,13678] [2021-10-13 01:24:10,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:10,503 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:24:10,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10 WrapperNode [2021-10-13 01:24:10,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:10,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:10,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:24:10,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:24:10,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:10,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:24:10,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:24:10,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:24:10,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:24:10,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:24:10,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:24:10,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:24:10,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (1/1) ... [2021-10-13 01:24:10,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:24:10,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:10,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:10,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:24:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:24:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:24:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:24:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:24:12,011 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:24:12,012 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-13 01:24:12,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:12 BoogieIcfgContainer [2021-10-13 01:24:12,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:24:12,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:24:12,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:24:12,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:24:12,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:24:09" (1/3) ... [2021-10-13 01:24:12,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c8fb53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:24:12, skipping insertion in model container [2021-10-13 01:24:12,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:10" (2/3) ... [2021-10-13 01:24:12,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c8fb53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:24:12, skipping insertion in model container [2021-10-13 01:24:12,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:12" (3/3) ... [2021-10-13 01:24:12,024 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2021-10-13 01:24:12,031 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:24:12,031 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:24:12,104 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:24:12,113 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 01:24:12,113 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:24:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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 01:24:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 01:24:12,148 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:12,149 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 01:24:12,150 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 01:24:12,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:12,157 INFO L82 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2021-10-13 01:24:12,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:12,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687944547] [2021-10-13 01:24:12,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:12,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:12,509 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 01:24:12,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:12,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687944547] [2021-10-13 01:24:12,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687944547] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:12,512 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:12,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:24:12,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034780697] [2021-10-13 01:24:12,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:24:12,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:12,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:24:12,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:24:12,558 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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 01:24:12,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:12,626 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-10-13 01:24:12,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:24:12,628 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 01:24:12,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:12,641 INFO L225 Difference]: With dead ends: 276 [2021-10-13 01:24:12,641 INFO L226 Difference]: Without dead ends: 137 [2021-10-13 01:24:12,645 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 01:24:12,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-13 01:24:12,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-10-13 01:24:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 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 01:24:12,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-10-13 01:24:12,706 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-10-13 01:24:12,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:12,706 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-10-13 01:24:12,707 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 01:24:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-10-13 01:24:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 01:24:12,708 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:12,708 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 01:24:12,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:24:12,709 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 01:24:12,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:12,710 INFO L82 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2021-10-13 01:24:12,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:12,710 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763243417] [2021-10-13 01:24:12,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:12,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:12,807 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 01:24:12,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:12,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763243417] [2021-10-13 01:24:12,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763243417] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:12,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:12,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:24:12,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884636767] [2021-10-13 01:24:12,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:24:12,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:12,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:24:12,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:12,811 INFO L87 Difference]: Start difference. First operand 137 states and 198 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 01:24:12,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:12,824 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-10-13 01:24:12,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:24:12,824 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 01:24:12,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:12,826 INFO L225 Difference]: With dead ends: 137 [2021-10-13 01:24:12,826 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 01:24:12,827 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:12,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 01:24:12,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 01:24:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 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 01:24:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-13 01:24:12,836 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-13 01:24:12,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:12,837 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-13 01:24:12,837 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 01:24:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-13 01:24:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 01:24:12,838 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:12,839 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 01:24:12,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:24:12,839 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 01:24:12,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:12,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2021-10-13 01:24:12,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:12,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65207911] [2021-10-13 01:24:12,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:12,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:12,965 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 01:24:12,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:12,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65207911] [2021-10-13 01:24:12,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65207911] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:12,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:12,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:12,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915807649] [2021-10-13 01:24:12,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:24:12,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:12,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:24:12,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:24:12,968 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 01:24:13,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:13,133 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-10-13 01:24:13,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:24:13,134 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 01:24:13,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:13,135 INFO L225 Difference]: With dead ends: 104 [2021-10-13 01:24:13,136 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 01:24:13,136 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 52.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:13,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 01:24:13,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 01:24:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 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 01:24:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-13 01:24:13,152 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-10-13 01:24:13,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:13,152 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-13 01:24:13,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 01:24:13,153 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-13 01:24:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 01:24:13,155 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:13,155 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] [2021-10-13 01:24:13,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:24:13,156 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 01:24:13,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:13,158 INFO L82 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2021-10-13 01:24:13,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:13,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839597800] [2021-10-13 01:24:13,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:13,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:13,278 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 01:24:13,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:13,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839597800] [2021-10-13 01:24:13,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839597800] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:13,279 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:13,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:24:13,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223714632] [2021-10-13 01:24:13,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:24:13,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:13,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:24:13,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:13,281 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 01:24:13,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:13,328 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-13 01:24:13,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:24:13,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 26 [2021-10-13 01:24:13,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:13,330 INFO L225 Difference]: With dead ends: 127 [2021-10-13 01:24:13,330 INFO L226 Difference]: Without dead ends: 78 [2021-10-13 01:24:13,331 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:13,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-13 01:24:13,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-10-13 01:24:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 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 01:24:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-13 01:24:13,341 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-10-13 01:24:13,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:13,342 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-13 01:24:13,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 01:24:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-13 01:24:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 01:24:13,344 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:13,344 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] [2021-10-13 01:24:13,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:24:13,344 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 01:24:13,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:13,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2021-10-13 01:24:13,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:13,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192877656] [2021-10-13 01:24:13,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:13,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:13,443 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 01:24:13,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:13,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192877656] [2021-10-13 01:24:13,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192877656] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:13,444 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:13,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:13,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731302900] [2021-10-13 01:24:13,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:13,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:13,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:13,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:13,447 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 01:24:13,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:13,621 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-10-13 01:24:13,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:24:13,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-13 01:24:13,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:13,640 INFO L225 Difference]: With dead ends: 381 [2021-10-13 01:24:13,640 INFO L226 Difference]: Without dead ends: 311 [2021-10-13 01:24:13,642 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 43.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:13,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-13 01:24:13,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-13 01:24:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 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 01:24:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-10-13 01:24:13,678 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-10-13 01:24:13,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:13,678 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-10-13 01:24:13,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 01:24:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-10-13 01:24:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 01:24:13,691 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:13,691 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] [2021-10-13 01:24:13,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:24:13,692 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 01:24:13,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:13,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2021-10-13 01:24:13,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:13,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071074798] [2021-10-13 01:24:13,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:13,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:13,809 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 01:24:13,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:13,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071074798] [2021-10-13 01:24:13,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071074798] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:13,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:13,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:24:13,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904724664] [2021-10-13 01:24:13,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:24:13,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:13,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:24:13,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:24:13,813 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 01:24:13,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:13,930 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-10-13 01:24:13,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:24:13,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 33 [2021-10-13 01:24:13,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:13,933 INFO L225 Difference]: With dead ends: 254 [2021-10-13 01:24:13,933 INFO L226 Difference]: Without dead ends: 184 [2021-10-13 01:24:13,934 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:24:13,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-13 01:24:13,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-13 01:24:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 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 01:24:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-10-13 01:24:13,958 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-10-13 01:24:13,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:13,958 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-10-13 01:24:13,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 01:24:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-10-13 01:24:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 01:24:13,961 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:13,961 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] [2021-10-13 01:24:13,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:24:13,961 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 01:24:13,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:13,962 INFO L82 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2021-10-13 01:24:13,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:13,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167508921] [2021-10-13 01:24:13,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:13,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:14,027 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 01:24:14,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:14,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167508921] [2021-10-13 01:24:14,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167508921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:14,028 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:14,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:14,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295201404] [2021-10-13 01:24:14,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:24:14,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:14,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:24:14,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:24:14,031 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 01:24:14,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:14,094 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-10-13 01:24:14,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:24:14,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 33 [2021-10-13 01:24:14,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:14,097 INFO L225 Difference]: With dead ends: 505 [2021-10-13 01:24:14,098 INFO L226 Difference]: Without dead ends: 376 [2021-10-13 01:24:14,099 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:14,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-13 01:24:14,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-10-13 01:24:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 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 01:24:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-10-13 01:24:14,124 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-10-13 01:24:14,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:14,124 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-10-13 01:24:14,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 01:24:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-10-13 01:24:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 01:24:14,126 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:14,127 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] [2021-10-13 01:24:14,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:24:14,127 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 01:24:14,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:14,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2021-10-13 01:24:14,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:14,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072312345] [2021-10-13 01:24:14,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:14,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:14,214 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 01:24:14,214 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:14,214 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072312345] [2021-10-13 01:24:14,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072312345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:14,215 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:14,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 01:24:14,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440177813] [2021-10-13 01:24:14,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:24:14,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:14,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:24:14,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:14,218 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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 01:24:14,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:14,361 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-10-13 01:24:14,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 01:24:14,362 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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 33 [2021-10-13 01:24:14,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:14,365 INFO L225 Difference]: With dead ends: 634 [2021-10-13 01:24:14,366 INFO L226 Difference]: Without dead ends: 459 [2021-10-13 01:24:14,367 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 63.4ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-13 01:24:14,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-10-13 01:24:14,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-10-13 01:24:14,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 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 01:24:14,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-10-13 01:24:14,391 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-10-13 01:24:14,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:14,391 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-10-13 01:24:14,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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 01:24:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-10-13 01:24:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 01:24:14,393 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:14,393 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] [2021-10-13 01:24:14,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:24:14,394 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 01:24:14,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:14,395 INFO L82 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2021-10-13 01:24:14,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:14,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884980470] [2021-10-13 01:24:14,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:14,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:14,464 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 01:24:14,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:14,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884980470] [2021-10-13 01:24:14,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884980470] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:14,466 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:14,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:14,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628610767] [2021-10-13 01:24:14,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:24:14,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:14,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:24:14,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:24:14,468 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 01:24:14,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:14,757 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-10-13 01:24:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-13 01:24:14,758 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-13 01:24:14,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:14,766 INFO L225 Difference]: With dead ends: 1391 [2021-10-13 01:24:14,766 INFO L226 Difference]: Without dead ends: 1207 [2021-10-13 01:24:14,767 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 74.2ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-13 01:24:14,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-10-13 01:24:14,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-10-13 01:24:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 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 01:24:14,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-13 01:24:14,838 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-10-13 01:24:14,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:14,840 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-13 01:24:14,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 01:24:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-13 01:24:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 01:24:14,846 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:14,847 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] [2021-10-13 01:24:14,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:24:14,848 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 01:24:14,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:14,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2021-10-13 01:24:14,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:14,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80425868] [2021-10-13 01:24:14,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:14,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:14,946 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 01:24:14,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:14,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80425868] [2021-10-13 01:24:14,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80425868] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:14,947 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:14,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:14,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572664203] [2021-10-13 01:24:14,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:14,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:14,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:14,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:14,954 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 01:24:15,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:15,168 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-10-13 01:24:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:24:15,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-13 01:24:15,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:15,174 INFO L225 Difference]: With dead ends: 946 [2021-10-13 01:24:15,175 INFO L226 Difference]: Without dead ends: 592 [2021-10-13 01:24:15,176 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 27.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:15,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-13 01:24:15,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-10-13 01:24:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 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 01:24:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-10-13 01:24:15,220 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-10-13 01:24:15,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:15,220 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-10-13 01:24:15,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 01:24:15,221 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-10-13 01:24:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 01:24:15,223 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:15,223 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 01:24:15,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 01:24:15,224 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 01:24:15,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:15,225 INFO L82 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2021-10-13 01:24:15,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:15,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442093885] [2021-10-13 01:24:15,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:15,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:15,289 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 01:24:15,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:15,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442093885] [2021-10-13 01:24:15,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442093885] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:15,290 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:15,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:15,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406005056] [2021-10-13 01:24:15,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:15,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:15,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:15,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:15,293 INFO L87 Difference]: Start difference. First operand 306 states and 395 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 01:24:15,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:15,482 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2021-10-13 01:24:15,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:24:15,483 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 01:24:15,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:15,486 INFO L225 Difference]: With dead ends: 745 [2021-10-13 01:24:15,486 INFO L226 Difference]: Without dead ends: 445 [2021-10-13 01:24:15,487 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 25.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:15,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-10-13 01:24:15,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2021-10-13 01:24:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 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 01:24:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-10-13 01:24:15,524 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-10-13 01:24:15,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:15,525 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-10-13 01:24:15,526 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 01:24:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-10-13 01:24:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 01:24:15,527 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:15,528 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2021-10-13 01:24:15,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 01:24:15,528 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 01:24:15,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:15,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2021-10-13 01:24:15,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:15,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390680406] [2021-10-13 01:24:15,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:15,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:15,629 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 01:24:15,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:15,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390680406] [2021-10-13 01:24:15,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390680406] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:15,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:15,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:15,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411052733] [2021-10-13 01:24:15,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:15,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:15,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:15,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:15,639 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 01:24:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:15,723 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-10-13 01:24:15,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:24:15,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 55 [2021-10-13 01:24:15,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:15,727 INFO L225 Difference]: With dead ends: 661 [2021-10-13 01:24:15,727 INFO L226 Difference]: Without dead ends: 381 [2021-10-13 01:24:15,728 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:15,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-10-13 01:24:15,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-10-13 01:24:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 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 01:24:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-10-13 01:24:15,766 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-10-13 01:24:15,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:15,767 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-10-13 01:24:15,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 01:24:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-10-13 01:24:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 01:24:15,770 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:15,770 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2021-10-13 01:24:15,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 01:24:15,771 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 01:24:15,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:15,772 INFO L82 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2021-10-13 01:24:15,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:15,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304315145] [2021-10-13 01:24:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:15,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:15,849 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 01:24:15,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:15,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304315145] [2021-10-13 01:24:15,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304315145] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:15,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:15,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:15,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220362226] [2021-10-13 01:24:15,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:24:15,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:15,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:24:15,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:24:15,855 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 01:24:15,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:15,922 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-10-13 01:24:15,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:24:15,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 55 [2021-10-13 01:24:15,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:15,925 INFO L225 Difference]: With dead ends: 608 [2021-10-13 01:24:15,925 INFO L226 Difference]: Without dead ends: 328 [2021-10-13 01:24:15,926 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:15,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-13 01:24:15,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-10-13 01:24:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 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 01:24:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-10-13 01:24:15,972 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-10-13 01:24:15,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:15,972 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-10-13 01:24:15,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 01:24:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-10-13 01:24:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 01:24:15,974 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:15,974 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:15,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 01:24:15,974 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:15,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:15,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2021-10-13 01:24:15,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:15,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320495479] [2021-10-13 01:24:15,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:15,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:16,042 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 01:24:16,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:16,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320495479] [2021-10-13 01:24:16,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320495479] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:16,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:16,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:16,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475373778] [2021-10-13 01:24:16,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:16,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:16,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:16,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:16,045 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 01:24:16,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:16,155 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-10-13 01:24:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:24:16,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 01:24:16,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:16,159 INFO L225 Difference]: With dead ends: 622 [2021-10-13 01:24:16,159 INFO L226 Difference]: Without dead ends: 384 [2021-10-13 01:24:16,161 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 26.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-13 01:24:16,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-10-13 01:24:16,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 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 01:24:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-13 01:24:16,200 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-10-13 01:24:16,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:16,200 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-13 01:24:16,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 01:24:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-13 01:24:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 01:24:16,202 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:16,202 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:16,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 01:24:16,203 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:16,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:16,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2021-10-13 01:24:16,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:16,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289807777] [2021-10-13 01:24:16,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:16,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:16,283 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 01:24:16,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:16,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289807777] [2021-10-13 01:24:16,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289807777] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:16,284 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:16,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:16,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23611374] [2021-10-13 01:24:16,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:16,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:16,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:16,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:16,287 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 01:24:16,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:16,363 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-10-13 01:24:16,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:24:16,363 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 58 [2021-10-13 01:24:16,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:16,366 INFO L225 Difference]: With dead ends: 514 [2021-10-13 01:24:16,366 INFO L226 Difference]: Without dead ends: 326 [2021-10-13 01:24:16,369 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:16,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-10-13 01:24:16,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-10-13 01:24:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 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 01:24:16,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-10-13 01:24:16,407 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-10-13 01:24:16,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:16,408 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-10-13 01:24:16,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 01:24:16,408 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-10-13 01:24:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 01:24:16,409 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:16,409 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:16,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 01:24:16,410 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:16,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:16,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2021-10-13 01:24:16,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:16,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441096534] [2021-10-13 01:24:16,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:16,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:16,534 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 01:24:16,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:16,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441096534] [2021-10-13 01:24:16,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441096534] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:24:16,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176369108] [2021-10-13 01:24:16,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:16,538 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:24:16,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:16,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:24:16,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:24:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:16,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 01:24:16,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:24:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 01:24:17,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176369108] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:24:17,010 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 01:24:17,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-13 01:24:17,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492346108] [2021-10-13 01:24:17,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:24:17,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:17,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:24:17,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:17,012 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 01:24:17,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:17,257 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-10-13 01:24:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 01:24:17,258 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 58 [2021-10-13 01:24:17,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:17,258 INFO L225 Difference]: With dead ends: 863 [2021-10-13 01:24:17,258 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:24:17,260 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 62.3ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:24:17,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:24:17,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:24:17,260 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 01:24:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:24:17,261 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-13 01:24:17,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:17,262 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:24:17,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 01:24:17,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:24:17,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:24:17,265 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:17,266 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:17,266 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:17,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:17,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-13 01:24:17,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:24:17,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:17,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:18,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:19,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:19,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:19,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:19,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:19,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:20,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:21,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:29,785 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,785 INFO L857 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,785 INFO L857 garLoopResultBuilder]: For program point L597-1(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,785 INFO L857 garLoopResultBuilder]: For program point L597-2(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L862(lines 862 873) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L499-2(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L499-3(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,786 INFO L857 garLoopResultBuilder]: For program point L499-4(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,787 INFO L857 garLoopResultBuilder]: For program point L499-5(lines 499 505) no Hoare annotation was computed. [2021-10-13 01:24:29,787 INFO L853 garLoopResultBuilder]: At program point L797(lines 782 800) the Hoare annotation is: false [2021-10-13 01:24:29,787 INFO L853 garLoopResultBuilder]: At program point L797-1(lines 782 800) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse14 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse12 (not .cse6)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= 1 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not .cse1)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse8 .cse14 .cse15 .cse16 .cse9 .cse17 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse11 .cse12 .cse13 .cse8 .cse15 .cse16 .cse9 .cse17 .cse10)))) [2021-10-13 01:24:29,788 INFO L853 garLoopResultBuilder]: At program point L797-2(lines 782 800) the Hoare annotation is: false [2021-10-13 01:24:29,788 INFO L853 garLoopResultBuilder]: At program point L797-3(lines 782 800) the Hoare annotation is: false [2021-10-13 01:24:29,788 INFO L853 garLoopResultBuilder]: At program point L797-4(lines 782 800) the Hoare annotation is: false [2021-10-13 01:24:29,788 INFO L853 garLoopResultBuilder]: At program point L797-5(lines 782 800) the Hoare annotation is: false [2021-10-13 01:24:29,788 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 438) no Hoare annotation was computed. [2021-10-13 01:24:29,789 INFO L853 garLoopResultBuilder]: At program point L898-2(lines 898 912) the Hoare annotation is: false [2021-10-13 01:24:29,789 INFO L853 garLoopResultBuilder]: At program point L733(lines 726 736) the Hoare annotation is: false [2021-10-13 01:24:29,789 INFO L853 garLoopResultBuilder]: At program point L733-1(lines 726 736) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-13 01:24:29,789 INFO L853 garLoopResultBuilder]: At program point L733-2(lines 726 736) the Hoare annotation is: false [2021-10-13 01:24:29,789 INFO L853 garLoopResultBuilder]: At program point L733-3(lines 726 736) the Hoare annotation is: false [2021-10-13 01:24:29,790 INFO L853 garLoopResultBuilder]: At program point L733-4(lines 726 736) the Hoare annotation is: false [2021-10-13 01:24:29,790 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 588) no Hoare annotation was computed. [2021-10-13 01:24:29,790 INFO L853 garLoopResultBuilder]: At program point L733-5(lines 726 736) the Hoare annotation is: false [2021-10-13 01:24:29,790 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 588) no Hoare annotation was computed. [2021-10-13 01:24:29,790 INFO L857 garLoopResultBuilder]: For program point L568-4(lines 568 588) no Hoare annotation was computed. [2021-10-13 01:24:29,791 INFO L857 garLoopResultBuilder]: For program point L899(line 899) no Hoare annotation was computed. [2021-10-13 01:24:29,791 INFO L857 garLoopResultBuilder]: For program point L833(lines 832 877) no Hoare annotation was computed. [2021-10-13 01:24:29,791 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 838) no Hoare annotation was computed. [2021-10-13 01:24:29,791 INFO L853 garLoopResultBuilder]: At program point L504(lines 495 508) the Hoare annotation is: false [2021-10-13 01:24:29,791 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 495 508) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse4 .cse5 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse8 .cse4 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7))) [2021-10-13 01:24:29,792 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 495 508) the Hoare annotation is: false [2021-10-13 01:24:29,792 INFO L853 garLoopResultBuilder]: At program point L504-3(lines 495 508) the Hoare annotation is: false [2021-10-13 01:24:29,792 INFO L853 garLoopResultBuilder]: At program point L504-4(lines 495 508) the Hoare annotation is: false [2021-10-13 01:24:29,792 INFO L853 garLoopResultBuilder]: At program point L504-5(lines 495 508) the Hoare annotation is: false [2021-10-13 01:24:29,792 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-10-13 01:24:29,792 INFO L857 garLoopResultBuilder]: For program point L868-2(lines 613 619) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point L902(lines 902 906) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point L902-1(lines 613 619) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 688) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point L671-1(lines 671 688) no Hoare annotation was computed. [2021-10-13 01:24:29,793 INFO L857 garLoopResultBuilder]: For program point L671-2(lines 671 688) no Hoare annotation was computed. [2021-10-13 01:24:29,794 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 976) no Hoare annotation was computed. [2021-10-13 01:24:29,794 INFO L860 garLoopResultBuilder]: At program point L969-1(lines 969 976) the Hoare annotation is: true [2021-10-13 01:24:29,794 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 587) no Hoare annotation was computed. [2021-10-13 01:24:29,794 INFO L853 garLoopResultBuilder]: At program point L574-1(lines 1 981) the Hoare annotation is: (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse21 (= ~methaneLevelCritical~0 1)) (.cse22 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse23 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse20 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse18 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse14 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse15) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse18 .cse8 .cse11 .cse14 .cse19 .cse15) (and .cse0 .cse20 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23 .cse15) (and .cse0 .cse20 .cse4 .cse8 .cse11 .cse14 (= ~waterLevel~0 1)) (and .cse0 .cse20 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse17 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23 .cse15) (and .cse16 .cse0 .cse20 .cse2 .cse3 .cse4 .cse18 .cse8 .cse11 .cse14 .cse19))) [2021-10-13 01:24:29,795 INFO L857 garLoopResultBuilder]: For program point L574-2(lines 574 587) no Hoare annotation was computed. [2021-10-13 01:24:29,795 INFO L853 garLoopResultBuilder]: At program point L574-3(lines 1 981) the Hoare annotation is: false [2021-10-13 01:24:29,795 INFO L857 garLoopResultBuilder]: For program point L574-4(lines 574 587) no Hoare annotation was computed. [2021-10-13 01:24:29,795 INFO L853 garLoopResultBuilder]: At program point L574-5(lines 1 981) the Hoare annotation is: false [2021-10-13 01:24:29,795 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,795 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 683) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L675-1(lines 675 683) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L708-6(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L708-8(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,796 INFO L857 garLoopResultBuilder]: For program point L708-10(lines 708 714) no Hoare annotation was computed. [2021-10-13 01:24:29,797 INFO L853 garLoopResultBuilder]: At program point L742(lines 737 745) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-13 01:24:29,797 INFO L853 garLoopResultBuilder]: At program point L742-1(lines 737 745) the Hoare annotation is: false [2021-10-13 01:24:29,797 INFO L853 garLoopResultBuilder]: At program point L742-2(lines 737 745) the Hoare annotation is: false [2021-10-13 01:24:29,797 INFO L853 garLoopResultBuilder]: At program point L544(lines 1 981) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:24:29,797 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 848) no Hoare annotation was computed. [2021-10-13 01:24:29,798 INFO L853 garLoopResultBuilder]: At program point L842-1(lines 842 848) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse17 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse20 (<= ~waterLevel~0 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse16 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 (or (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse15 .cse6 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14))) (and .cse17 .cse0 .cse10 .cse9 .cse11 .cse12 .cse18 .cse2 .cse4 .cse5 .cse6 .cse19 .cse14) (and .cse0 .cse1 .cse12 .cse2 .cse5 .cse6 .cse16) (and .cse0 .cse10 .cse18 .cse20 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse4 .cse5 .cse6) (and .cse17 .cse0 .cse1 .cse9 .cse11 .cse12 .cse20 .cse2 .cse5 .cse6 .cse19) (and .cse3 (or (and .cse0 .cse10 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse2 .cse5 .cse15 .cse6 .cse16 .cse14)) .cse4 .cse7 .cse8))) [2021-10-13 01:24:29,798 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 584) no Hoare annotation was computed. [2021-10-13 01:24:29,798 INFO L857 garLoopResultBuilder]: For program point L578-2(lines 578 584) no Hoare annotation was computed. [2021-10-13 01:24:29,798 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-10-13 01:24:29,798 INFO L857 garLoopResultBuilder]: For program point L578-4(lines 578 584) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L645(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,799 INFO L857 garLoopResultBuilder]: For program point L645-1(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L645-2(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L645-3(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L645-4(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,800 INFO L857 garLoopResultBuilder]: For program point L645-5(lines 645 662) no Hoare annotation was computed. [2021-10-13 01:24:29,801 INFO L853 garLoopResultBuilder]: At program point L613(lines 612 631) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse10 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse8 .cse3 .cse5 .cse6 .cse10))) [2021-10-13 01:24:29,801 INFO L857 garLoopResultBuilder]: For program point L613-1(lines 613 619) no Hoare annotation was computed. [2021-10-13 01:24:29,801 INFO L853 garLoopResultBuilder]: At program point L613-2(lines 612 631) the Hoare annotation is: false [2021-10-13 01:24:29,801 INFO L853 garLoopResultBuilder]: At program point L514(lines 509 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-13 01:24:29,801 INFO L853 garLoopResultBuilder]: At program point L613-3(lines 612 631) the Hoare annotation is: false [2021-10-13 01:24:29,802 INFO L853 garLoopResultBuilder]: At program point L514-1(lines 509 517) the Hoare annotation is: false [2021-10-13 01:24:29,802 INFO L853 garLoopResultBuilder]: At program point L514-2(lines 509 517) the Hoare annotation is: false [2021-10-13 01:24:29,802 INFO L853 garLoopResultBuilder]: At program point L878(lines 831 879) the Hoare annotation is: false [2021-10-13 01:24:29,802 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:24:29,802 INFO L860 garLoopResultBuilder]: At program point L978(lines 959 981) the Hoare annotation is: true [2021-10-13 01:24:29,803 INFO L853 garLoopResultBuilder]: At program point L946(lines 942 948) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-13 01:24:29,803 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,803 INFO L857 garLoopResultBuilder]: For program point L649-1(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,803 INFO L857 garLoopResultBuilder]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,803 INFO L857 garLoopResultBuilder]: For program point L649-3(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,803 INFO L857 garLoopResultBuilder]: For program point L649-4(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,804 INFO L857 garLoopResultBuilder]: For program point L649-5(lines 649 657) no Hoare annotation was computed. [2021-10-13 01:24:29,804 INFO L853 garLoopResultBuilder]: At program point L816(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-13 01:24:29,804 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 801 819) the Hoare annotation is: false [2021-10-13 01:24:29,804 INFO L853 garLoopResultBuilder]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2021-10-13 01:24:29,804 INFO L853 garLoopResultBuilder]: At program point L552(lines 547 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-13 01:24:29,804 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:24:29,805 INFO L853 garLoopResultBuilder]: At program point L620(lines 620 626) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13) (and .cse0 .cse1 .cse2 .cse14 .cse15 .cse6 .cse9 .cse12 .cse13) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17 .cse13) (and .cse0 .cse18 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17) (and .cse0 .cse1 .cse14 .cse15 .cse6 .cse16 .cse9 .cse12 .cse13) (and .cse0 .cse18 .cse15 .cse6 .cse16 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse15 .cse6 .cse9 .cse12))) [2021-10-13 01:24:29,805 INFO L853 garLoopResultBuilder]: At program point L620-1(lines 620 626) the Hoare annotation is: false [2021-10-13 01:24:29,805 INFO L853 garLoopResultBuilder]: At program point L620-2(lines 620 626) the Hoare annotation is: false [2021-10-13 01:24:29,805 INFO L857 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2021-10-13 01:24:29,805 INFO L857 garLoopResultBuilder]: For program point L422-3(lines 422 426) no Hoare annotation was computed. [2021-10-13 01:24:29,806 INFO L857 garLoopResultBuilder]: For program point L422-6(lines 422 426) no Hoare annotation was computed. [2021-10-13 01:24:29,806 INFO L857 garLoopResultBuilder]: For program point L852(lines 852 858) no Hoare annotation was computed. [2021-10-13 01:24:29,806 INFO L853 garLoopResultBuilder]: At program point L852-1(lines 852 858) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse8 (<= ~waterLevel~0 1) .cse3 .cse5 .cse6 .cse10) (and .cse4 (or (and .cse0 .cse7 .cse2 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10))) (and .cse9 (or (and .cse0 .cse7 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10)) .cse4) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6))) [2021-10-13 01:24:29,806 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:24:29,806 INFO L853 garLoopResultBuilder]: At program point L491(lines 486 494) the Hoare annotation is: (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse5 (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8) (and .cse9 .cse0 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7) (and .cse9 .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse10 .cse5 .cse6 .cse7 .cse8))) [2021-10-13 01:24:29,807 INFO L853 garLoopResultBuilder]: At program point L491-1(lines 486 494) the Hoare annotation is: false [2021-10-13 01:24:29,807 INFO L853 garLoopResultBuilder]: At program point L491-2(lines 486 494) the Hoare annotation is: false [2021-10-13 01:24:29,807 INFO L853 garLoopResultBuilder]: At program point L459(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,807 INFO L853 garLoopResultBuilder]: At program point L459-1(lines 454 462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-2(lines 454 462) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse13 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8 .cse9) (and .cse0 .cse19 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8) (and .cse0 .cse19 .cse10 .cse11 .cse3 .cse4 .cse6 .cse7) (and .cse0 .cse19 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-3(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-4(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-5(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-6(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,808 INFO L853 garLoopResultBuilder]: At program point L459-7(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,809 INFO L853 garLoopResultBuilder]: At program point L459-8(lines 454 462) the Hoare annotation is: false [2021-10-13 01:24:29,809 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,809 INFO L857 garLoopResultBuilder]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,809 INFO L857 garLoopResultBuilder]: For program point L791-3(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,809 INFO L857 garLoopResultBuilder]: For program point L791-5(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,809 INFO L857 garLoopResultBuilder]: For program point L791-6(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-8(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-9(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-11(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-12(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-14(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,810 INFO L857 garLoopResultBuilder]: For program point L791-15(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,811 INFO L857 garLoopResultBuilder]: For program point L791-17(lines 791 795) no Hoare annotation was computed. [2021-10-13 01:24:29,811 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:24:29,811 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 01:24:29,815 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:24:29,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:24:29 BoogieIcfgContainer [2021-10-13 01:24:29,860 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:24:29,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:24:29,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:24:29,861 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:24:29,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:12" (3/4) ... [2021-10-13 01:24:29,864 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:24:29,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:24:29,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:24:29,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:24:29,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:24:29,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:24:29,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:24:29,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:24:29,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-13 01:24:29,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-13 01:24:29,922 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) [2021-10-13 01:24:29,922 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-13 01:24:29,923 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-13 01:24:29,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-13 01:24:29,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-13 01:24:29,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) [2021-10-13 01:24:29,926 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-13 01:24:29,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-13 01:24:29,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-13 01:24:29,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-13 01:24:29,929 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) [2021-10-13 01:24:29,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 [2021-10-13 01:24:29,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) [2021-10-13 01:24:29,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) [2021-10-13 01:24:29,996 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:24:29,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:24:29,998 INFO L168 Benchmark]: Toolchain (without parser) took 20360.17 ms. Allocated memory was 123.7 MB in the beginning and 297.8 MB in the end (delta: 174.1 MB). Free memory was 84.2 MB in the beginning and 130.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 128.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:29,999 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 123.7 MB. Free memory was 101.5 MB in the beginning and 101.4 MB in the end (delta: 66.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:24:29,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.90 ms. Allocated memory is still 123.7 MB. Free memory was 84.1 MB in the beginning and 89.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:29,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.45 ms. Allocated memory is still 123.7 MB. Free memory was 89.2 MB in the beginning and 85.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:30,000 INFO L168 Benchmark]: Boogie Preprocessor took 118.64 ms. Allocated memory is still 123.7 MB. Free memory was 85.0 MB in the beginning and 81.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:30,000 INFO L168 Benchmark]: RCFGBuilder took 1234.24 ms. Allocated memory was 123.7 MB in the beginning and 159.4 MB in the end (delta: 35.7 MB). Free memory was 81.9 MB in the beginning and 121.0 MB in the end (delta: -39.1 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:30,001 INFO L168 Benchmark]: TraceAbstraction took 17843.58 ms. Allocated memory was 159.4 MB in the beginning and 297.8 MB in the end (delta: 138.4 MB). Free memory was 121.0 MB in the beginning and 143.4 MB in the end (delta: -22.4 MB). Peak memory consumption was 172.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:30,001 INFO L168 Benchmark]: Witness Printer took 136.50 ms. Allocated memory is still 297.8 MB. Free memory was 143.4 MB in the beginning and 130.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:30,003 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 123.7 MB. Free memory was 101.5 MB in the beginning and 101.4 MB in the end (delta: 66.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 866.90 ms. Allocated memory is still 123.7 MB. Free memory was 84.1 MB in the beginning and 89.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 152.45 ms. Allocated memory is still 123.7 MB. Free memory was 89.2 MB in the beginning and 85.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.64 ms. Allocated memory is still 123.7 MB. Free memory was 85.0 MB in the beginning and 81.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1234.24 ms. Allocated memory was 123.7 MB in the beginning and 159.4 MB in the end (delta: 35.7 MB). Free memory was 81.9 MB in the beginning and 121.0 MB in the end (delta: -39.1 MB). Peak memory consumption was 45.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17843.58 ms. Allocated memory was 159.4 MB in the beginning and 297.8 MB in the end (delta: 138.4 MB). Free memory was 121.0 MB in the beginning and 143.4 MB in the end (delta: -22.4 MB). Peak memory consumption was 172.1 MB. Max. memory is 16.1 GB. * Witness Printer took 136.50 ms. Allocated memory is still 297.8 MB. Free memory was 143.4 MB in the beginning and 130.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17713.0ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 51.1ms, AutomataDifference: 2216.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 12303.5ms, InitialAbstractionConstructionTime: 18.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1838 SDtfs, 3086 SDslu, 3259 SDs, 0 SdLazy, 462 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 671.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 459.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 494.0ms AutomataMinimizationTime, 16 MinimizatonAttempts, 2344 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2257 HoareAnnotationTreeSize, 57 FomulaSimplifications, 9088147 FormulaSimplificationTreeSizeReduction, 4186.5ms HoareSimplificationTime, 57 FomulaSimplificationsInter, 2770885 FormulaSimplificationTreeSizeReductionInter, 8093.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 113.8ms SsaConstructionTime, 581.8ms SatisfiabilityAnalysisTime, 1278.5ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1236 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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: 486]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:24:30,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7453a8-b32d-4974-99f5-9d2c5329b6d9/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...