./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD --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 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:44:15,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:44:15,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:44:15,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:44:15,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:44:15,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:44:15,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:44:15,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:44:15,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:44:15,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:44:15,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:44:15,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:44:15,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:44:15,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:44:15,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:44:15,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:44:15,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:44:15,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:44:15,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:44:15,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:44:15,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:44:15,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:44:15,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:44:15,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:44:15,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:44:15,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:44:15,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:44:15,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:44:15,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:44:15,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:44:15,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:44:15,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:44:15,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:44:15,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:44:15,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:44:15,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:44:15,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:44:15,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:44:15,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:44:15,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:44:15,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:44:15,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:44:15,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:44:15,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:44:15,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:44:15,686 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:44:15,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:44:15,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:44:15,689 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:44:15,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:44:15,690 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:44:15,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:44:15,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:44:15,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:44:15,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:44:15,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:44:15,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:44:15,694 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:44:15,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:44:15,694 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:44:15,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:44:15,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:44:15,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:44:15,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:44:15,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:44:15,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:44:15,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:44:15,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:44:15,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:44:15,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:44:15,698 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:44:15,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:44:15,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:44:15,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:44:15,701 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_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 [2021-10-28 23:44:16,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:44:16,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:44:16,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:44:16,109 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:44:16,110 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:44:16,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-28 23:44:16,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/data/f8796e565/1a5aef5a568b4cb69b8480d7cafd11e6/FLAG5815b076c [2021-10-28 23:44:16,914 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:44:16,915 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-28 23:44:16,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/data/f8796e565/1a5aef5a568b4cb69b8480d7cafd11e6/FLAG5815b076c [2021-10-28 23:44:17,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/data/f8796e565/1a5aef5a568b4cb69b8480d7cafd11e6 [2021-10-28 23:44:17,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:44:17,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:44:17,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:44:17,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:44:17,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:44:17,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:17,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68acb198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17, skipping insertion in model container [2021-10-28 23:44:17,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:17,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:44:17,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:44:17,633 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_a314ecbd-95c5-4182-a0b5-2265171bbb6a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2021-10-28 23:44:17,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:44:17,743 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:44:17,809 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_a314ecbd-95c5-4182-a0b5-2265171bbb6a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2021-10-28 23:44:17,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:44:17,871 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:44:17,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17 WrapperNode [2021-10-28 23:44:17,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:44:17,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:44:17,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:44:17,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:44:17,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:17,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:17,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:44:17,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:44:18,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:44:18,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:44:18,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:44:18,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:44:18,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:44:18,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:44:18,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (1/1) ... [2021-10-28 23:44:18,155 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:44:18,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:44:18,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:44:18,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:44:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:44:18,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:44:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:44:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:44:19,281 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:44:19,282 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-28 23:44:19,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:44:19 BoogieIcfgContainer [2021-10-28 23:44:19,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:44:19,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:44:19,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:44:19,292 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:44:19,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:44:17" (1/3) ... [2021-10-28 23:44:19,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ec9628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:44:19, skipping insertion in model container [2021-10-28 23:44:19,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:44:17" (2/3) ... [2021-10-28 23:44:19,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ec9628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:44:19, skipping insertion in model container [2021-10-28 23:44:19,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:44:19" (3/3) ... [2021-10-28 23:44:19,296 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2021-10-28 23:44:19,303 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:44:19,304 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:44:19,377 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:44:19,389 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:44:19,390 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:44:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 23:44:19,430 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:19,431 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:19,432 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:19,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:19,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-28 23:44:19,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:19,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687501023] [2021-10-28 23:44:19,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:19,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:19,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:19,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687501023] [2021-10-28 23:44:19,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687501023] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:19,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:19,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:44:19,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450865797] [2021-10-28 23:44:19,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:44:19,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:19,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:44:19,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:44:19,775 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:19,811 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-28 23:44:19,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:44:19,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 23:44:19,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:19,827 INFO L225 Difference]: With dead ends: 208 [2021-10-28 23:44:19,827 INFO L226 Difference]: Without dead ends: 103 [2021-10-28 23:44:19,831 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:44:19,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-28 23:44:19,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-28 23:44:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-28 23:44:19,883 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-28 23:44:19,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:19,884 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-28 23:44:19,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-28 23:44:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:44:19,887 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:19,887 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:19,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:44:19,888 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:19,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:19,889 INFO L85 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-28 23:44:19,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:19,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546858135] [2021-10-28 23:44:19,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:19,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:20,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:20,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546858135] [2021-10-28 23:44:20,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546858135] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:20,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:20,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:20,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735307441] [2021-10-28 23:44:20,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:20,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:20,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:20,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:20,031 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:20,046 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-28 23:44:20,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:20,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 23:44:20,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:20,080 INFO L225 Difference]: With dead ends: 103 [2021-10-28 23:44:20,081 INFO L226 Difference]: Without dead ends: 45 [2021-10-28 23:44:20,082 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:20,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-28 23:44:20,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-28 23:44:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-28 23:44:20,096 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-28 23:44:20,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:20,096 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-28 23:44:20,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,097 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-28 23:44:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 23:44:20,100 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:20,100 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:20,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:44:20,101 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:20,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:20,104 INFO L85 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-28 23:44:20,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:20,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771220271] [2021-10-28 23:44:20,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:20,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:20,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:20,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771220271] [2021-10-28 23:44:20,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771220271] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:20,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:20,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:44:20,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341033941] [2021-10-28 23:44:20,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:44:20,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:20,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:44:20,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:20,341 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:20,464 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2021-10-28 23:44:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:44:20,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 23:44:20,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:20,470 INFO L225 Difference]: With dead ends: 107 [2021-10-28 23:44:20,470 INFO L226 Difference]: Without dead ends: 68 [2021-10-28 23:44:20,471 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:44:20,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-10-28 23:44:20,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2021-10-28 23:44:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-28 23:44:20,485 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-28 23:44:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:20,485 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-28 23:44:20,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-28 23:44:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:44:20,486 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:20,487 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:20,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:44:20,487 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:20,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:20,488 INFO L85 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-28 23:44:20,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:20,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757935100] [2021-10-28 23:44:20,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:20,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:20,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:20,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:20,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757935100] [2021-10-28 23:44:20,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757935100] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:20,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:20,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:44:20,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330104688] [2021-10-28 23:44:20,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:44:20,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:20,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:44:20,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:20,586 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:20,735 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2021-10-28 23:44:20,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:44:20,736 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 23:44:20,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:20,741 INFO L225 Difference]: With dead ends: 309 [2021-10-28 23:44:20,741 INFO L226 Difference]: Without dead ends: 251 [2021-10-28 23:44:20,746 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:44:20,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-28 23:44:20,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2021-10-28 23:44:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.4695652173913043) internal successors, (169), 115 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2021-10-28 23:44:20,777 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2021-10-28 23:44:20,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:20,778 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2021-10-28 23:44:20,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2021-10-28 23:44:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:44:20,786 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:20,786 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] [2021-10-28 23:44:20,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:44:20,788 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:20,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:20,790 INFO L85 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2021-10-28 23:44:20,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:20,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775371999] [2021-10-28 23:44:20,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:20,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:20,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:20,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775371999] [2021-10-28 23:44:20,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775371999] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:20,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:20,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:44:20,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497713480] [2021-10-28 23:44:20,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:44:20,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:20,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:44:20,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:20,972 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:21,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:21,086 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2021-10-28 23:44:21,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:44:21,087 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 23:44:21,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:21,088 INFO L225 Difference]: With dead ends: 312 [2021-10-28 23:44:21,089 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:44:21,091 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:44:21,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:44:21,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:44:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:44:21,093 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-28 23:44:21,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:21,094 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:44:21,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:44:21,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:44:21,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:44:21,100 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:44:21,100 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:44:21,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:44:21,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:44:21,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:21,958 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 23:44:21,958 INFO L857 garLoopResultBuilder]: For program point L564(lines 563 612) no Hoare annotation was computed. [2021-10-28 23:44:21,959 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,959 INFO L857 garLoopResultBuilder]: For program point L763-1(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,959 INFO L857 garLoopResultBuilder]: For program point L763-2(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,959 INFO L857 garLoopResultBuilder]: For program point L763-3(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,960 INFO L857 garLoopResultBuilder]: For program point L763-4(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,960 INFO L857 garLoopResultBuilder]: For program point L763-5(lines 763 780) no Hoare annotation was computed. [2021-10-28 23:44:21,960 INFO L857 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2021-10-28 23:44:21,961 INFO L853 garLoopResultBuilder]: At program point L466(lines 461 469) the Hoare annotation is: false [2021-10-28 23:44:21,961 INFO L853 garLoopResultBuilder]: At program point L466-1(lines 461 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,961 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2021-10-28 23:44:21,962 INFO L853 garLoopResultBuilder]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2021-10-28 23:44:21,962 INFO L853 garLoopResultBuilder]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2021-10-28 23:44:21,962 INFO L853 garLoopResultBuilder]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2021-10-28 23:44:21,962 INFO L853 garLoopResultBuilder]: At program point L731(lines 730 749) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,963 INFO L857 garLoopResultBuilder]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2021-10-28 23:44:21,963 INFO L853 garLoopResultBuilder]: At program point L731-2(lines 730 749) the Hoare annotation is: false [2021-10-28 23:44:21,963 INFO L853 garLoopResultBuilder]: At program point L731-3(lines 730 749) the Hoare annotation is: false [2021-10-28 23:44:21,963 INFO L853 garLoopResultBuilder]: At program point L897(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,964 INFO L853 garLoopResultBuilder]: At program point L897-1(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,964 INFO L853 garLoopResultBuilder]: At program point L897-2(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,964 INFO L853 garLoopResultBuilder]: At program point L897-3(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,965 INFO L853 garLoopResultBuilder]: At program point L897-4(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,965 INFO L853 garLoopResultBuilder]: At program point L897-5(lines 882 900) the Hoare annotation is: false [2021-10-28 23:44:21,965 INFO L853 garLoopResultBuilder]: At program point L633-2(lines 633 647) the Hoare annotation is: false [2021-10-28 23:44:21,965 INFO L857 garLoopResultBuilder]: For program point L634(line 634) no Hoare annotation was computed. [2021-10-28 23:44:21,970 INFO L857 garLoopResultBuilder]: For program point L601(lines 601 607) no Hoare annotation was computed. [2021-10-28 23:44:21,970 INFO L853 garLoopResultBuilder]: At program point L601-1(lines 731 737) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,971 INFO L853 garLoopResultBuilder]: At program point L833(lines 826 836) the Hoare annotation is: false [2021-10-28 23:44:21,971 INFO L853 garLoopResultBuilder]: At program point L833-1(lines 826 836) the Hoare annotation is: false [2021-10-28 23:44:21,971 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,971 INFO L853 garLoopResultBuilder]: At program point L833-2(lines 826 836) the Hoare annotation is: false [2021-10-28 23:44:21,972 INFO L857 garLoopResultBuilder]: For program point L767-1(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,972 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,972 INFO L857 garLoopResultBuilder]: For program point L767-3(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,972 INFO L857 garLoopResultBuilder]: For program point L767-4(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,972 INFO L857 garLoopResultBuilder]: For program point L767-5(lines 767 775) no Hoare annotation was computed. [2021-10-28 23:44:21,973 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 641) no Hoare annotation was computed. [2021-10-28 23:44:21,973 INFO L857 garLoopResultBuilder]: For program point L637-1(lines 731 737) no Hoare annotation was computed. [2021-10-28 23:44:21,973 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 23:44:21,973 INFO L853 garLoopResultBuilder]: At program point L738(lines 738 744) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,974 INFO L853 garLoopResultBuilder]: At program point L738-1(lines 738 744) the Hoare annotation is: false [2021-10-28 23:44:21,974 INFO L853 garLoopResultBuilder]: At program point L738-2(lines 738 744) the Hoare annotation is: false [2021-10-28 23:44:21,974 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 579) no Hoare annotation was computed. [2021-10-28 23:44:21,974 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 573 579) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,975 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,975 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,975 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-10-28 23:44:21,975 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,976 INFO L853 garLoopResultBuilder]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,976 INFO L853 garLoopResultBuilder]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,976 INFO L853 garLoopResultBuilder]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-10-28 23:44:21,976 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 911) no Hoare annotation was computed. [2021-10-28 23:44:21,977 INFO L853 garLoopResultBuilder]: At program point L905-1(lines 905 911) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,977 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 715) no Hoare annotation was computed. [2021-10-28 23:44:21,977 INFO L860 garLoopResultBuilder]: At program point L708-1(lines 708 715) the Hoare annotation is: true [2021-10-28 23:44:21,977 INFO L857 garLoopResultBuilder]: For program point L544(line 544) no Hoare annotation was computed. [2021-10-28 23:44:21,977 INFO L857 garLoopResultBuilder]: For program point L544-1(line 544) no Hoare annotation was computed. [2021-10-28 23:44:21,978 INFO L857 garLoopResultBuilder]: For program point L544-2(line 544) no Hoare annotation was computed. [2021-10-28 23:44:21,978 INFO L853 garLoopResultBuilder]: At program point L842(lines 837 845) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,978 INFO L853 garLoopResultBuilder]: At program point L842-1(lines 837 845) the Hoare annotation is: false [2021-10-28 23:44:21,978 INFO L853 garLoopResultBuilder]: At program point L842-2(lines 837 845) the Hoare annotation is: false [2021-10-28 23:44:21,979 INFO L853 garLoopResultBuilder]: At program point L613(lines 562 614) the Hoare annotation is: false [2021-10-28 23:44:21,979 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:44:21,979 INFO L853 garLoopResultBuilder]: At program point L682(lines 678 684) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:44:21,979 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 589) no Hoare annotation was computed. [2021-10-28 23:44:21,980 INFO L853 garLoopResultBuilder]: At program point L583-1(lines 583 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,980 INFO L853 garLoopResultBuilder]: At program point L947(lines 1 958) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-28 23:44:21,980 INFO L860 garLoopResultBuilder]: At program point L717(lines 698 720) the Hoare annotation is: true [2021-10-28 23:44:21,980 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-10-28 23:44:21,981 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:44:21,981 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 535) no Hoare annotation was computed. [2021-10-28 23:44:21,981 INFO L853 garLoopResultBuilder]: At program point L522-1(lines 1 958) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 23:44:21,981 INFO L857 garLoopResultBuilder]: For program point L522-2(lines 522 535) no Hoare annotation was computed. [2021-10-28 23:44:21,982 INFO L853 garLoopResultBuilder]: At program point L522-3(lines 1 958) the Hoare annotation is: false [2021-10-28 23:44:21,982 INFO L857 garLoopResultBuilder]: For program point L522-4(lines 522 535) no Hoare annotation was computed. [2021-10-28 23:44:21,982 INFO L853 garLoopResultBuilder]: At program point L522-5(lines 1 958) the Hoare annotation is: false [2021-10-28 23:44:21,998 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:44:21,999 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 806) no Hoare annotation was computed. [2021-10-28 23:44:21,999 INFO L857 garLoopResultBuilder]: For program point L789-1(lines 789 806) no Hoare annotation was computed. [2021-10-28 23:44:21,999 INFO L857 garLoopResultBuilder]: For program point L789-2(lines 789 806) no Hoare annotation was computed. [2021-10-28 23:44:21,999 INFO L853 garLoopResultBuilder]: At program point L955(lines 950 958) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:44:22,000 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2021-10-28 23:44:22,000 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 532) no Hoare annotation was computed. [2021-10-28 23:44:22,000 INFO L857 garLoopResultBuilder]: For program point L526-4(lines 526 532) no Hoare annotation was computed. [2021-10-28 23:44:22,000 INFO L857 garLoopResultBuilder]: For program point L593(lines 593 608) no Hoare annotation was computed. [2021-10-28 23:44:22,001 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:44:22,001 INFO L857 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,001 INFO L857 garLoopResultBuilder]: For program point L891-2(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,001 INFO L857 garLoopResultBuilder]: For program point L891-3(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,002 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 23:44:22,002 INFO L857 garLoopResultBuilder]: For program point L891-5(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,002 INFO L857 garLoopResultBuilder]: For program point L891-6(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,002 INFO L857 garLoopResultBuilder]: For program point L891-8(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,002 INFO L857 garLoopResultBuilder]: For program point L891-9(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,003 INFO L857 garLoopResultBuilder]: For program point L891-11(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,003 INFO L857 garLoopResultBuilder]: For program point L891-12(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,003 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-10-28 23:44:22,003 INFO L857 garLoopResultBuilder]: For program point L891-14(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,004 INFO L857 garLoopResultBuilder]: For program point L891-15(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,004 INFO L857 garLoopResultBuilder]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2021-10-28 23:44:22,004 INFO L857 garLoopResultBuilder]: For program point L891-17(lines 891 895) no Hoare annotation was computed. [2021-10-28 23:44:22,004 INFO L857 garLoopResultBuilder]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2021-10-28 23:44:22,004 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 801) no Hoare annotation was computed. [2021-10-28 23:44:22,005 INFO L857 garLoopResultBuilder]: For program point L793-1(lines 793 801) no Hoare annotation was computed. [2021-10-28 23:44:22,005 INFO L857 garLoopResultBuilder]: For program point L793-2(lines 793 801) no Hoare annotation was computed. [2021-10-28 23:44:22,009 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 23:44:22,011 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:44:22,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:44:22 BoogieIcfgContainer [2021-10-28 23:44:22,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:44:22,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:44:22,054 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:44:22,054 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:44:22,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:44:19" (3/4) ... [2021-10-28 23:44:22,061 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:44:22,086 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:44:22,088 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:44:22,089 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:44:22,091 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:44:22,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:44:22,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:44:22,095 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:44:22,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 23:44:22,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-10-28 23:44:22,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,131 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,131 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 [2021-10-28 23:44:22,248 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:44:22,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:44:22,251 INFO L168 Benchmark]: Toolchain (without parser) took 5083.80 ms. Allocated memory was 90.2 MB in the beginning and 151.0 MB in the end (delta: 60.8 MB). Free memory was 56.8 MB in the beginning and 95.3 MB in the end (delta: -38.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,252 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:44:22,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.21 ms. Allocated memory is still 90.2 MB. Free memory was 56.6 MB in the beginning and 56.3 MB in the end (delta: 231.9 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.56 ms. Allocated memory is still 90.2 MB. Free memory was 56.3 MB in the beginning and 52.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,254 INFO L168 Benchmark]: Boogie Preprocessor took 134.05 ms. Allocated memory is still 90.2 MB. Free memory was 52.7 MB in the beginning and 50.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,255 INFO L168 Benchmark]: RCFGBuilder took 1150.33 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 50.3 MB in the beginning and 81.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,255 INFO L168 Benchmark]: TraceAbstraction took 2766.49 ms. Allocated memory was 109.1 MB in the beginning and 151.0 MB in the end (delta: 41.9 MB). Free memory was 80.6 MB in the beginning and 104.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,256 INFO L168 Benchmark]: Witness Printer took 194.64 ms. Allocated memory is still 151.0 MB. Free memory was 104.7 MB in the beginning and 95.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:22,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 701.21 ms. Allocated memory is still 90.2 MB. Free memory was 56.6 MB in the beginning and 56.3 MB in the end (delta: 231.9 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.56 ms. Allocated memory is still 90.2 MB. Free memory was 56.3 MB in the beginning and 52.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 134.05 ms. Allocated memory is still 90.2 MB. Free memory was 52.7 MB in the beginning and 50.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1150.33 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 50.3 MB in the beginning and 81.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2766.49 ms. Allocated memory was 109.1 MB in the beginning and 151.0 MB in the end (delta: 41.9 MB). Free memory was 80.6 MB in the beginning and 104.7 MB in the end (delta: -24.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. * Witness Printer took 194.64 ms. Allocated memory is still 151.0 MB. Free memory was 104.7 MB in the beginning and 95.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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: 544]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 544]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 544]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2893 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 1299 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:44:22,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a314ecbd-95c5-4182-a0b5-2265171bbb6a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...