./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU --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 e7a194b3d6e079d2329a0d70eaa59b34ff3d58300de8b046ef1cd7cff7f67b94 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:07:05,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:07:05,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:07:06,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:07:06,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:07:06,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:07:06,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:07:06,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:07:06,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:07:06,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:07:06,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:07:06,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:07:06,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:07:06,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:07:06,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:07:06,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:07:06,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:07:06,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:07:06,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:07:06,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:07:06,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:07:06,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:07:06,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:07:06,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:07:06,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:07:06,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:07:06,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:07:06,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:07:06,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:07:06,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:07:06,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:07:06,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:07:06,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:07:06,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:07:06,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:07:06,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:07:06,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:07:06,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:07:06,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:07:06,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:07:06,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:07:06,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 22:07:06,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:07:06,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:07:06,197 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:07:06,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:07:06,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:07:06,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:07:06,201 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:07:06,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:07:06,202 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:07:06,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:07:06,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:07:06,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:07:06,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:07:06,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:07:06,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:07:06,205 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:07:06,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:07:06,205 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:07:06,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:07:06,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:07:06,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:07:06,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:07:06,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:07:06,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:07:06,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:07:06,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:07:06,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:07:06,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:07:06,209 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:07:06,209 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:07:06,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:07:06,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:07:06,211 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_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7a194b3d6e079d2329a0d70eaa59b34ff3d58300de8b046ef1cd7cff7f67b94 [2021-11-02 22:07:06,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:07:06,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:07:06,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:07:06,641 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:07:06,642 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:07:06,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-11-02 22:07:06,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/data/ddafc31d5/99e5a00509ef406cb23619cf75bfdb87/FLAGe08030389 [2021-11-02 22:07:07,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:07:07,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-11-02 22:07:07,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/data/ddafc31d5/99e5a00509ef406cb23619cf75bfdb87/FLAGe08030389 [2021-11-02 22:07:07,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/data/ddafc31d5/99e5a00509ef406cb23619cf75bfdb87 [2021-11-02 22:07:07,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:07:07,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:07:07,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:07:07,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:07:07,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:07:07,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:07:07" (1/1) ... [2021-11-02 22:07:07,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6986450d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:07, skipping insertion in model container [2021-11-02 22:07:07,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:07:07" (1/1) ... [2021-11-02 22:07:07,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:07:07,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:07:07,924 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_f92c5227-e900-4170-a285-7fdbf23b700e/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17915,17928] [2021-11-02 22:07:07,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:07:07,946 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:07:08,043 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_f92c5227-e900-4170-a285-7fdbf23b700e/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17915,17928] [2021-11-02 22:07:08,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:07:08,082 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:07:08,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08 WrapperNode [2021-11-02 22:07:08,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:07:08,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:07:08,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:07:08,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:07:08,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:07:08,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:07:08,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:07:08,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:07:08,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:07:08,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:07:08,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:07:08,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:07:08,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (1/1) ... [2021-11-02 22:07:08,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:07:08,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:07:08,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:07:08,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:07:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:07:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:07:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:07:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:07:09,564 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:07:09,565 INFO L299 CfgBuilder]: Removed 290 assume(true) statements. [2021-11-02 22:07:09,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:07:09 BoogieIcfgContainer [2021-11-02 22:07:09,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:07:09,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:07:09,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:07:09,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:07:09,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:07:07" (1/3) ... [2021-11-02 22:07:09,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3645978f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:07:09, skipping insertion in model container [2021-11-02 22:07:09,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:07:08" (2/3) ... [2021-11-02 22:07:09,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3645978f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:07:09, skipping insertion in model container [2021-11-02 22:07:09,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:07:09" (3/3) ... [2021-11-02 22:07:09,603 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2021-11-02 22:07:09,609 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:07:09,622 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-02 22:07:09,679 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 22:07:09,685 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 22:07:09,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-02 22:07:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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) [2021-11-02 22:07:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-02 22:07:09,715 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:09,715 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:09,716 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:09,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:09,722 INFO L85 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2021-11-02 22:07:09,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:09,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078304324] [2021-11-02 22:07:09,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:09,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:10,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:10,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078304324] [2021-11-02 22:07:10,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078304324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:10,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:10,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:07:10,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068301824] [2021-11-02 22:07:10,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:07:10,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:10,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:07:10,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:07:10,069 INFO L87 Difference]: Start difference. First operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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 9.5) internal successors, (19), 2 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) [2021-11-02 22:07:10,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:10,111 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2021-11-02 22:07:10,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:07:10,113 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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 [2021-11-02 22:07:10,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:10,124 INFO L225 Difference]: With dead ends: 389 [2021-11-02 22:07:10,125 INFO L226 Difference]: Without dead ends: 194 [2021-11-02 22:07:10,128 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:07:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-11-02 22:07:10,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-11-02 22:07:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 191 states have (on average 1.5078534031413613) internal successors, (288), 193 states have internal predecessors, (288), 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) [2021-11-02 22:07:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2021-11-02 22:07:10,175 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2021-11-02 22:07:10,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:10,176 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2021-11-02 22:07:10,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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) [2021-11-02 22:07:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2021-11-02 22:07:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-02 22:07:10,178 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:10,178 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:10,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:07:10,179 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:10,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:10,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2021-11-02 22:07:10,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:10,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882014063] [2021-11-02 22:07:10,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:10,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:10,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:10,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882014063] [2021-11-02 22:07:10,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882014063] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:10,305 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:10,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:07:10,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027497781] [2021-11-02 22:07:10,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:07:10,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:10,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:07:10,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,308 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-02 22:07:10,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:10,325 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2021-11-02 22:07:10,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:07:10,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-02 22:07:10,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:10,327 INFO L225 Difference]: With dead ends: 194 [2021-11-02 22:07:10,327 INFO L226 Difference]: Without dead ends: 75 [2021-11-02 22:07:10,328 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-02 22:07:10,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-02 22:07:10,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 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) [2021-11-02 22:07:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-11-02 22:07:10,337 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2021-11-02 22:07:10,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:10,338 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-11-02 22:07:10,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-02 22:07:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-11-02 22:07:10,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-02 22:07:10,339 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:10,340 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:10,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 22:07:10,340 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:10,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:10,341 INFO L85 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2021-11-02 22:07:10,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:10,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148416822] [2021-11-02 22:07:10,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:10,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:10,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:10,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148416822] [2021-11-02 22:07:10,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148416822] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:10,475 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:10,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:07:10,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701999499] [2021-11-02 22:07:10,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:07:10,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:10,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:07:10,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,478 INFO L87 Difference]: Start difference. First operand 75 states and 110 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) [2021-11-02 22:07:10,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:10,495 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2021-11-02 22:07:10,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:07:10,496 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 [2021-11-02 22:07:10,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:10,497 INFO L225 Difference]: With dead ends: 143 [2021-11-02 22:07:10,498 INFO L226 Difference]: Without dead ends: 75 [2021-11-02 22:07:10,498 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-02 22:07:10,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-02 22:07:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 states have internal predecessors, (109), 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) [2021-11-02 22:07:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-11-02 22:07:10,506 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-11-02 22:07:10,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:10,506 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-11-02 22:07:10,507 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) [2021-11-02 22:07:10,507 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-11-02 22:07:10,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-02 22:07:10,508 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:10,508 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:10,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 22:07:10,509 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:10,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:10,510 INFO L85 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2021-11-02 22:07:10,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:10,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2276804] [2021-11-02 22:07:10,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:10,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:10,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:10,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:10,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2276804] [2021-11-02 22:07:10,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2276804] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:10,618 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:10,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:07:10,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924600613] [2021-11-02 22:07:10,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:07:10,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:10,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:07:10,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,621 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-11-02 22:07:10,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:10,664 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2021-11-02 22:07:10,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:07:10,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-11-02 22:07:10,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:10,666 INFO L225 Difference]: With dead ends: 155 [2021-11-02 22:07:10,666 INFO L226 Difference]: Without dead ends: 87 [2021-11-02 22:07:10,667 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:10,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-11-02 22:07:10,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2021-11-02 22:07:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 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) [2021-11-02 22:07:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2021-11-02 22:07:10,678 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2021-11-02 22:07:10,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:10,679 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2021-11-02 22:07:10,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-11-02 22:07:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2021-11-02 22:07:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-02 22:07:10,681 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:10,681 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:10,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 22:07:10,682 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:10,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:10,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2021-11-02 22:07:10,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:10,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428403341] [2021-11-02 22:07:10,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:10,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:10,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:10,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:10,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428403341] [2021-11-02 22:07:10,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428403341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:10,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:10,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:07:10,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131812138] [2021-11-02 22:07:10,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:07:10,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:10,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:07:10,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:07:10,795 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-02 22:07:10,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:10,911 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2021-11-02 22:07:10,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:07:10,912 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-11-02 22:07:10,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:10,914 INFO L225 Difference]: With dead ends: 223 [2021-11-02 22:07:10,914 INFO L226 Difference]: Without dead ends: 145 [2021-11-02 22:07:10,915 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:07:10,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-11-02 22:07:10,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2021-11-02 22:07:10,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 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) [2021-11-02 22:07:10,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2021-11-02 22:07:10,927 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2021-11-02 22:07:10,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:10,928 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2021-11-02 22:07:10,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-02 22:07:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2021-11-02 22:07:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-02 22:07:10,929 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:10,930 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:10,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 22:07:10,930 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:10,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:10,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2021-11-02 22:07:10,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:10,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178768074] [2021-11-02 22:07:10,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:11,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:11,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178768074] [2021-11-02 22:07:11,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178768074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:11,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:11,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:07:11,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925363219] [2021-11-02 22:07:11,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:07:11,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:11,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:07:11,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:07:11,017 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:11,133 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2021-11-02 22:07:11,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-02 22:07:11,133 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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 35 [2021-11-02 22:07:11,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:11,135 INFO L225 Difference]: With dead ends: 313 [2021-11-02 22:07:11,136 INFO L226 Difference]: Without dead ends: 226 [2021-11-02 22:07:11,137 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:07:11,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-02 22:07:11,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-11-02 22:07:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 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) [2021-11-02 22:07:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2021-11-02 22:07:11,152 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2021-11-02 22:07:11,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:11,152 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2021-11-02 22:07:11,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-11-02 22:07:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-02 22:07:11,154 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:11,154 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:11,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 22:07:11,155 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:11,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:11,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2021-11-02 22:07:11,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:11,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539665720] [2021-11-02 22:07:11,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:11,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:11,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:11,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539665720] [2021-11-02 22:07:11,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539665720] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:11,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:11,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:07:11,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185656208] [2021-11-02 22:07:11,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:07:11,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:11,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:07:11,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:07:11,246 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:11,298 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2021-11-02 22:07:11,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 22:07:11,299 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 35 [2021-11-02 22:07:11,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:11,300 INFO L225 Difference]: With dead ends: 217 [2021-11-02 22:07:11,300 INFO L226 Difference]: Without dead ends: 131 [2021-11-02 22:07:11,301 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:07:11,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-02 22:07:11,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2021-11-02 22:07:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 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) [2021-11-02 22:07:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2021-11-02 22:07:11,315 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2021-11-02 22:07:11,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:11,316 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2021-11-02 22:07:11,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,316 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2021-11-02 22:07:11,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-02 22:07:11,317 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:11,318 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:11,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 22:07:11,318 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:11,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:11,319 INFO L85 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2021-11-02 22:07:11,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:11,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861115553] [2021-11-02 22:07:11,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:11,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:11,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:11,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861115553] [2021-11-02 22:07:11,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861115553] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:11,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:11,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:07:11,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083539826] [2021-11-02 22:07:11,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:07:11,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:11,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:07:11,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:11,386 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:11,416 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2021-11-02 22:07:11,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:07:11,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 35 [2021-11-02 22:07:11,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:11,418 INFO L225 Difference]: With dead ends: 220 [2021-11-02 22:07:11,418 INFO L226 Difference]: Without dead ends: 128 [2021-11-02 22:07:11,418 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:07:11,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-02 22:07:11,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-11-02 22:07:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.3070866141732282) internal successors, (166), 127 states have internal predecessors, (166), 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) [2021-11-02 22:07:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2021-11-02 22:07:11,434 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2021-11-02 22:07:11,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:11,434 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2021-11-02 22:07:11,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-11-02 22:07:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2021-11-02 22:07:11,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-02 22:07:11,436 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:11,437 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:11,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-02 22:07:11,437 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:11,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:11,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2021-11-02 22:07:11,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:11,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892524228] [2021-11-02 22:07:11,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:11,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:11,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:11,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892524228] [2021-11-02 22:07:11,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892524228] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:07:11,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:07:11,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 22:07:11,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258109620] [2021-11-02 22:07:11,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:07:11,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:11,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:07:11,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:07:11,545 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 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) [2021-11-02 22:07:11,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:11,837 INFO L93 Difference]: Finished difference Result 622 states and 825 transitions. [2021-11-02 22:07:11,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-02 22:07:11,838 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 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 [2021-11-02 22:07:11,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:11,841 INFO L225 Difference]: With dead ends: 622 [2021-11-02 22:07:11,842 INFO L226 Difference]: Without dead ends: 530 [2021-11-02 22:07:11,847 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-11-02 22:07:11,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2021-11-02 22:07:11,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 223. [2021-11-02 22:07:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.2927927927927927) internal successors, (287), 222 states have internal predecessors, (287), 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) [2021-11-02 22:07:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 287 transitions. [2021-11-02 22:07:11,884 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 287 transitions. Word has length 36 [2021-11-02 22:07:11,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:11,884 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 287 transitions. [2021-11-02 22:07:11,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 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) [2021-11-02 22:07:11,885 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2021-11-02 22:07:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-02 22:07:11,892 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:07:11,893 INFO L513 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, 1, 1, 1, 1, 1] [2021-11-02 22:07:11,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-02 22:07:11,893 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:07:11,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:07:11,894 INFO L85 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2021-11-02 22:07:11,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:07:11,896 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075734319] [2021-11-02 22:07:11,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:11,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:07:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-02 22:07:12,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:07:12,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075734319] [2021-11-02 22:07:12,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075734319] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:07:12,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711739964] [2021-11-02 22:07:12,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:07:12,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:07:12,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:07:12,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:07:12,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 22:07:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:07:12,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-02 22:07:12,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:07:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:07:12,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711739964] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:07:12,411 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:07:12,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-11-02 22:07:12,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108131609] [2021-11-02 22:07:12,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-02 22:07:12,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:07:12,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-02 22:07:12,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-02 22:07:12,414 INFO L87 Difference]: Start difference. First operand 223 states and 287 transitions. Second operand has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 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) [2021-11-02 22:07:12,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:07:12,907 INFO L93 Difference]: Finished difference Result 809 states and 1083 transitions. [2021-11-02 22:07:12,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-02 22:07:12,907 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 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) Word has length 63 [2021-11-02 22:07:12,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:07:12,909 INFO L225 Difference]: With dead ends: 809 [2021-11-02 22:07:12,909 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 22:07:12,910 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2021-11-02 22:07:12,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 22:07:12,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 22:07:12,911 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) [2021-11-02 22:07:12,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 22:07:12,911 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-11-02 22:07:12,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:07:12,911 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 22:07:12,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.88888888888889) internal successors, (107), 9 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) [2021-11-02 22:07:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 22:07:12,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 22:07:12,916 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:07:12,916 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:07:12,916 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:07:12,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:07:13,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-02 22:07:13,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 22:07:13,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:13,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:07:15,893 INFO L853 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-11-02 22:07:15,893 INFO L853 garLoopResultBuilder]: At program point L960-1(lines 955 963) the Hoare annotation is: false [2021-11-02 22:07:15,894 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 901) no Hoare annotation was computed. [2021-11-02 22:07:15,894 INFO L853 garLoopResultBuilder]: At program point L960-2(lines 955 963) the Hoare annotation is: false [2021-11-02 22:07:15,894 INFO L860 garLoopResultBuilder]: At program point L894-1(lines 894 901) the Hoare annotation is: true [2021-11-02 22:07:15,894 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,894 INFO L853 garLoopResultBuilder]: At program point L630(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,894 INFO L853 garLoopResultBuilder]: At program point L630-1(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-2(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-3(lines 615 633) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-4(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-5(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-6(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,895 INFO L853 garLoopResultBuilder]: At program point L630-7(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L630-8(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L630-9(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L630-10(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L630-11(lines 615 633) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L566(lines 559 569) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-11-02 22:07:15,896 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 559 569) the Hoare annotation is: false [2021-11-02 22:07:15,896 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 559 569) the Hoare annotation is: false [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L500-1(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L500-2(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L500-3(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L500-4(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L500-5(lines 500 508) no Hoare annotation was computed. [2021-11-02 22:07:15,897 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-1(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-2(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-3(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-4(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-5(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-6(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-7(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-8(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,898 INFO L857 garLoopResultBuilder]: For program point L470-9(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,899 INFO L857 garLoopResultBuilder]: For program point L470-10(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,899 INFO L857 garLoopResultBuilder]: For program point L470-11(lines 470 487) no Hoare annotation was computed. [2021-11-02 22:07:15,899 INFO L853 garLoopResultBuilder]: At program point L768(lines 763 770) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-02 22:07:15,899 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 746) no Hoare annotation was computed. [2021-11-02 22:07:15,899 INFO L853 garLoopResultBuilder]: At program point L438(lines 434 456) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,899 INFO L853 garLoopResultBuilder]: At program point L438-1(lines 434 456) the Hoare annotation is: false [2021-11-02 22:07:15,900 INFO L853 garLoopResultBuilder]: At program point L438-2(lines 434 456) the Hoare annotation is: false [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-1(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-2(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-3(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-4(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-5(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-6(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,900 INFO L857 garLoopResultBuilder]: For program point L1000-7(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point L1000-8(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point L1000-9(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point L1000-10(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point L1000-11(lines 1000 1006) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 939) no Hoare annotation was computed. [2021-11-02 22:07:15,901 INFO L860 garLoopResultBuilder]: At program point L903(lines 884 906) the Hoare annotation is: true [2021-11-02 22:07:15,902 INFO L853 garLoopResultBuilder]: At program point L870(lines 866 872) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-1(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-2(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-4(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-5(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,902 INFO L857 garLoopResultBuilder]: For program point L474-7(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L474-8(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L474-9(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L474-10(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L474-11(lines 474 482) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L706(lines 705 750) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L857 garLoopResultBuilder]: For program point L707(lines 707 711) no Hoare annotation was computed. [2021-11-02 22:07:15,903 INFO L853 garLoopResultBuilder]: At program point L575(lines 570 578) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2 .cse4 (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L575-1(lines 570 578) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L1005(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,904 INFO L853 garLoopResultBuilder]: At program point L1005-2(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-3(lines 996 1009) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 .cse3))) [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-4(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-5(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-6(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-7(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 745) no Hoare annotation was computed. [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-8(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,905 INFO L853 garLoopResultBuilder]: At program point L1005-9(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,906 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 735 746) no Hoare annotation was computed. [2021-11-02 22:07:15,906 INFO L853 garLoopResultBuilder]: At program point L1005-10(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,906 INFO L853 garLoopResultBuilder]: At program point L1005-11(lines 996 1009) the Hoare annotation is: false [2021-11-02 22:07:15,906 INFO L857 garLoopResultBuilder]: For program point L643(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,906 INFO L857 garLoopResultBuilder]: For program point L643-2(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,906 INFO L857 garLoopResultBuilder]: For program point L643-3(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,906 INFO L857 garLoopResultBuilder]: For program point L643-5(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,906 INFO L853 garLoopResultBuilder]: At program point L445(lines 445 451) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-6(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,907 INFO L853 garLoopResultBuilder]: At program point L445-1(lines 445 451) the Hoare annotation is: false [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-8(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,907 INFO L853 garLoopResultBuilder]: At program point L445-2(lines 445 451) the Hoare annotation is: false [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-9(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-11(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-12(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,907 INFO L857 garLoopResultBuilder]: For program point L643-14(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,908 INFO L857 garLoopResultBuilder]: For program point L643-15(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,908 INFO L857 garLoopResultBuilder]: For program point L643-17(lines 643 647) no Hoare annotation was computed. [2021-11-02 22:07:15,908 INFO L853 garLoopResultBuilder]: At program point L778(lines 438 444) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,908 INFO L853 garLoopResultBuilder]: At program point L778-1(lines 438 444) the Hoare annotation is: false [2021-11-02 22:07:15,908 INFO L853 garLoopResultBuilder]: At program point L778-2(lines 438 444) the Hoare annotation is: false [2021-11-02 22:07:15,908 INFO L853 garLoopResultBuilder]: At program point L679(lines 1 1018) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-02 22:07:15,908 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 22:07:15,909 INFO L857 garLoopResultBuilder]: For program point L912(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,909 INFO L857 garLoopResultBuilder]: For program point L912-1(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,909 INFO L857 garLoopResultBuilder]: For program point L912-2(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,909 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 721) no Hoare annotation was computed. [2021-11-02 22:07:15,909 INFO L853 garLoopResultBuilder]: At program point L715-1(lines 715 721) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,909 INFO L853 garLoopResultBuilder]: At program point L649(lines 634 652) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-11-02 22:07:15,909 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 634 652) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 634 652) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L649-3(lines 634 652) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L649-4(lines 634 652) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L649-5(lines 634 652) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 951) no Hoare annotation was computed. [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L1015(lines 1010 1018) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L1015-1(lines 1010 1018) the Hoare annotation is: false [2021-11-02 22:07:15,910 INFO L853 garLoopResultBuilder]: At program point L1015-2(lines 1010 1018) the Hoare annotation is: false [2021-11-02 22:07:15,911 INFO L853 garLoopResultBuilder]: At program point L1015-3(lines 1010 1018) the Hoare annotation is: false [2021-11-02 22:07:15,911 INFO L853 garLoopResultBuilder]: At program point L1015-4(lines 1010 1018) the Hoare annotation is: false [2021-11-02 22:07:15,911 INFO L853 garLoopResultBuilder]: At program point L1015-5(lines 1010 1018) the Hoare annotation is: false [2021-11-02 22:07:15,911 INFO L853 garLoopResultBuilder]: At program point L751(lines 704 752) the Hoare annotation is: false [2021-11-02 22:07:15,911 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 22:07:15,911 INFO L853 garLoopResultBuilder]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-02 22:07:15,911 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 539) no Hoare annotation was computed. [2021-11-02 22:07:15,912 INFO L857 garLoopResultBuilder]: For program point L522-1(lines 522 539) no Hoare annotation was computed. [2021-11-02 22:07:15,912 INFO L857 garLoopResultBuilder]: For program point L522-2(lines 522 539) no Hoare annotation was computed. [2021-11-02 22:07:15,912 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 22:07:15,912 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 806) no Hoare annotation was computed. [2021-11-02 22:07:15,912 INFO L853 garLoopResultBuilder]: At program point L789-1(lines 1 1018) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,912 INFO L853 garLoopResultBuilder]: At program point L822-2(lines 822 836) the Hoare annotation is: false [2021-11-02 22:07:15,912 INFO L857 garLoopResultBuilder]: For program point L789-2(lines 789 806) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L853 garLoopResultBuilder]: At program point L789-3(lines 1 1018) the Hoare annotation is: false [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L789-4(lines 789 806) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L624(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L853 garLoopResultBuilder]: At program point L789-5(lines 1 1018) the Hoare annotation is: false [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L624-2(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L624-3(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L624-5(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,913 INFO L857 garLoopResultBuilder]: For program point L624-6(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-8(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-9(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-11(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-12(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-14(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-15(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-17(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-18(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,914 INFO L857 garLoopResultBuilder]: For program point L624-20(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-21(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-23(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-24(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L823(line 823) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-26(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-27(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-29(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,915 INFO L857 garLoopResultBuilder]: For program point L624-30(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L624-32(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L624-33(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 534) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L526-1(lines 526 534) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L624-35(lines 624 628) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 534) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 927) no Hoare annotation was computed. [2021-11-02 22:07:15,916 INFO L857 garLoopResultBuilder]: For program point L923-3(lines 923 927) no Hoare annotation was computed. [2021-11-02 22:07:15,917 INFO L857 garLoopResultBuilder]: For program point L725(lines 725 731) no Hoare annotation was computed. [2021-11-02 22:07:15,917 INFO L857 garLoopResultBuilder]: For program point L923-6(lines 923 927) no Hoare annotation was computed. [2021-11-02 22:07:15,917 INFO L853 garLoopResultBuilder]: At program point L725-1(lines 725 731) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,917 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 22:07:15,917 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 912) no Hoare annotation was computed. [2021-11-02 22:07:15,917 INFO L857 garLoopResultBuilder]: For program point L826(lines 826 830) no Hoare annotation was computed. [2021-11-02 22:07:15,919 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 803) no Hoare annotation was computed. [2021-11-02 22:07:15,919 INFO L857 garLoopResultBuilder]: For program point L826-1(lines 826 830) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L793-2(lines 793 803) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L793-4(lines 793 803) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496-1(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496-2(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496-3(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496-4(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,920 INFO L857 garLoopResultBuilder]: For program point L496-5(lines 496 513) no Hoare annotation was computed. [2021-11-02 22:07:15,921 INFO L853 garLoopResultBuilder]: At program point L992(lines 987 995) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-11-02 22:07:15,921 INFO L853 garLoopResultBuilder]: At program point L992-1(lines 987 995) the Hoare annotation is: false [2021-11-02 22:07:15,921 INFO L853 garLoopResultBuilder]: At program point L992-2(lines 987 995) the Hoare annotation is: false [2021-11-02 22:07:15,921 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 800) no Hoare annotation was computed. [2021-11-02 22:07:15,921 INFO L857 garLoopResultBuilder]: For program point L794-2(lines 794 800) no Hoare annotation was computed. [2021-11-02 22:07:15,921 INFO L857 garLoopResultBuilder]: For program point L794-4(lines 794 800) no Hoare annotation was computed. [2021-11-02 22:07:15,925 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:07:15,929 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 22:07:15,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 10:07:15 BoogieIcfgContainer [2021-11-02 22:07:15,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 22:07:15,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:07:15,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:07:15,984 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:07:15,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:07:09" (3/4) ... [2021-11-02 22:07:15,988 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 22:07:16,023 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-02 22:07:16,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-02 22:07:16,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-02 22:07:16,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-02 22:07:16,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 22:07:16,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:07:16,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:07:16,072 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 1 < tmp) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,084 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-11-02 22:07:16,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-11-02 22:07:16,091 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-11-02 22:07:16,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && waterLevel <= 2) [2021-11-02 22:07:16,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-11-02 22:07:16,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-11-02 22:07:16,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-11-02 22:07:16,207 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 22:07:16,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:07:16,209 INFO L168 Benchmark]: Toolchain (without parser) took 8674.03 ms. Allocated memory was 92.3 MB in the beginning and 153.1 MB in the end (delta: 60.8 MB). Free memory was 56.7 MB in the beginning and 94.0 MB in the end (delta: -37.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,209 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:07:16,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.98 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 56.6 MB in the beginning and 87.1 MB in the end (delta: -30.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.60 ms. Allocated memory is still 119.5 MB. Free memory was 87.1 MB in the beginning and 82.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,212 INFO L168 Benchmark]: Boogie Preprocessor took 64.21 ms. Allocated memory is still 119.5 MB. Free memory was 81.6 MB in the beginning and 78.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,212 INFO L168 Benchmark]: RCFGBuilder took 1300.73 ms. Allocated memory is still 119.5 MB. Free memory was 78.1 MB in the beginning and 53.0 MB in the end (delta: 25.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,213 INFO L168 Benchmark]: TraceAbstraction took 6414.76 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 52.3 MB in the beginning and 110.8 MB in the end (delta: -58.4 MB). Peak memory consumption was 49.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,213 INFO L168 Benchmark]: Witness Printer took 222.98 ms. Allocated memory is still 153.1 MB. Free memory was 109.7 MB in the beginning and 94.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-02 22:07:16,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 542.98 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 56.6 MB in the beginning and 87.1 MB in the end (delta: -30.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.60 ms. Allocated memory is still 119.5 MB. Free memory was 87.1 MB in the beginning and 82.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.21 ms. Allocated memory is still 119.5 MB. Free memory was 81.6 MB in the beginning and 78.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1300.73 ms. Allocated memory is still 119.5 MB. Free memory was 78.1 MB in the beginning and 53.0 MB in the end (delta: 25.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6414.76 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 52.3 MB in the beginning and 110.8 MB in the end (delta: -58.4 MB). Peak memory consumption was 49.6 MB. Max. memory is 16.1 GB. * Witness Printer took 222.98 ms. Allocated memory is still 153.1 MB. Free memory was 109.7 MB in the beginning and 94.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 912]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 912]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 912]: 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, 198 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1414 SDtfs, 1781 SDslu, 2233 SDs, 0 SdLazy, 388 SolverSat, 99 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred in iteration=9, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 525 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 291 NumberOfFragments, 662 HoareAnnotationTreeSize, 73 FomulaSimplifications, 84078 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 73 FomulaSimplificationsInter, 25234 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 792 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 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: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 1 < tmp) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) RESULT: Ultimate proved your program to be correct! [2021-11-02 22:07:16,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f92c5227-e900-4170-a285-7fdbf23b700e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE