./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15b22eac1c9abf5483bb158aadbf00f9ee3ca223 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15b22eac1c9abf5483bb158aadbf00f9ee3ca223 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:25:16,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:25:16,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:25:16,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:25:16,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:25:16,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:25:16,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:25:16,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:25:16,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:25:16,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:25:16,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:25:16,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:25:16,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:25:16,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:25:16,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:25:16,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:25:16,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:25:16,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:25:16,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:25:16,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:25:16,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:25:16,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:25:16,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:25:16,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:25:16,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:25:16,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:25:16,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:25:16,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:25:16,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:25:16,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:25:16,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:25:16,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:25:16,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:25:16,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:25:16,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:25:16,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:25:16,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:25:16,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:25:16,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:25:16,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:25:16,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:25:16,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:25:16,832 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:25:16,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:25:16,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:25:16,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:25:16,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:25:16,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:25:16,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:25:16,838 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:25:16,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:25:16,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:25:16,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:25:16,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:25:16,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:25:16,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:25:16,841 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:25:16,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:25:16,842 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:25:16,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:25:16,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:25:16,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:25:16,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:25:16,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:25:16,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:25:16,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:25:16,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:25:16,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:25:16,844 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:25:16,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:25:16,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:25:16,847 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-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15b22eac1c9abf5483bb158aadbf00f9ee3ca223 [2020-12-01 16:25:17,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:25:17,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:25:17,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:25:17,262 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:25:17,263 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:25:17,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/../../sv-benchmarks/c/reducercommutativity/rangesum20.i [2020-12-01 16:25:17,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/5703496d2/23f2855c75ad40cabde3b2ececd8f8a1/FLAG4045d859d [2020-12-01 16:25:17,949 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:25:17,950 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/sv-benchmarks/c/reducercommutativity/rangesum20.i [2020-12-01 16:25:17,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/5703496d2/23f2855c75ad40cabde3b2ececd8f8a1/FLAG4045d859d [2020-12-01 16:25:18,310 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/5703496d2/23f2855c75ad40cabde3b2ececd8f8a1 [2020-12-01 16:25:18,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:25:18,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:25:18,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:18,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:25:18,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:25:18,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752af595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18, skipping insertion in model container [2020-12-01 16:25:18,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:25:18,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:25:18,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:25:18,643 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:25:18,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:25:18,722 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:25:18,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18 WrapperNode [2020-12-01 16:25:18,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:25:18,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:25:18,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:25:18,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:25:18,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:25:18,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:25:18,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:25:18,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:25:18,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... [2020-12-01 16:25:18,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:25:18,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:25:18,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:25:18,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:25:18,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:25:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:25:18,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:25:18,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:25:18,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:25:18,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:25:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:25:18,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:25:18,983 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2020-12-01 16:25:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2020-12-01 16:25:18,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:25:19,677 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:25:19,677 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 16:25:19,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:25:19 BoogieIcfgContainer [2020-12-01 16:25:19,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:25:19,681 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:25:19,681 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:25:19,696 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:25:19,697 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:25:19" (1/1) ... [2020-12-01 16:25:19,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:25:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2020-12-01 16:25:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2020-12-01 16:25:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:25:19,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:19,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 16:25:19,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 16:25:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2020-12-01 16:25:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2020-12-01 16:25:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:25:20,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 16:25:20,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:25:20,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:20,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2020-12-01 16:25:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2020-12-01 16:25:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:25:20,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 16:25:20,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:20,416 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:25:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2020-12-01 16:25:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2020-12-01 16:25:20,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:25:20,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:25:20,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2020-12-01 16:25:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2020-12-01 16:25:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:25:20,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:20,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:25:20,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:21,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:21,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2020-12-01 16:25:21,061 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2020-12-01 16:25:21,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:25:21,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:21,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:25:21,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2020-12-01 16:25:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2020-12-01 16:25:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:25:21,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:21,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:25:21,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:21,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:21,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2020-12-01 16:25:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2020-12-01 16:25:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:25:21,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:21,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:25:21,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:21,829 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2020-12-01 16:25:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2020-12-01 16:25:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 16:25:21,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:22,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:25:22,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:22,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:22,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2020-12-01 16:25:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2020-12-01 16:25:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:25:22,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:22,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 16:25:22,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:22,544 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:22,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2020-12-01 16:25:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2020-12-01 16:25:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 16:25:22,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:22,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:25:22,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:22,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2020-12-01 16:25:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2020-12-01 16:25:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 16:25:23,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:23,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:25:23,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:23,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2020-12-01 16:25:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-12-01 16:25:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 16:25:23,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:23,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-01 16:25:23,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2020-12-01 16:25:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2020-12-01 16:25:23,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 16:25:23,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:23,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-01 16:25:23,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2020-12-01 16:25:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-12-01 16:25:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 16:25:24,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:24,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-01 16:25:24,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:24,241 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:24,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:24,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2020-12-01 16:25:24,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2020-12-01 16:25:24,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 16:25:24,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:24,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:25:24,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:24,633 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2020-12-01 16:25:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2020-12-01 16:25:24,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 16:25:24,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:24,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-01 16:25:24,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2020-12-01 16:25:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2020-12-01 16:25:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 16:25:25,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:25,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:25:25,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:25,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2020-12-01 16:25:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2020-12-01 16:25:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 16:25:25,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:25,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-01 16:25:25,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:25,900 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2020-12-01 16:25:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2020-12-01 16:25:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 16:25:26,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:26,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:25:26,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:26,300 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2020-12-01 16:25:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2020-12-01 16:25:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:25:26,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:26,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-01 16:25:26,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:26,727 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2020-12-01 16:25:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2020-12-01 16:25:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 16:25:26,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:27,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-01 16:25:27,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:25:27,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2020-12-01 16:25:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2020-12-01 16:25:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 16:25:27,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:27,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:25:27,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-12-01 16:25:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2020-12-01 16:25:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2020-12-01 16:25:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:25:27,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:27,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:25:27,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2020-12-01 16:25:28,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:28,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2020-12-01 16:25:28,240 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2020-12-01 16:25:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:25:28,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:28,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:25:28,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:28,488 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-12-01 16:25:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2020-12-01 16:25:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2020-12-01 16:25:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 16:25:28,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:28,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:25:28,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2020-12-01 16:25:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2020-12-01 16:25:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2020-12-01 16:25:29,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 16:25:29,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:29,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:25:29,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2020-12-01 16:25:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2020-12-01 16:25:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2020-12-01 16:25:29,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 16:25:29,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:29,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:25:29,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2020-12-01 16:25:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:30,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2020-12-01 16:25:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2020-12-01 16:25:30,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 16:25:30,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:30,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 16:25:30,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2020-12-01 16:25:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:30,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2020-12-01 16:25:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2020-12-01 16:25:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 16:25:30,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:30,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:25:30,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 164 proven. 36 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2020-12-01 16:25:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2020-12-01 16:25:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2020-12-01 16:25:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 16:25:31,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:31,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:25:31,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 202 proven. 45 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 16:25:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2020-12-01 16:25:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2020-12-01 16:25:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 16:25:31,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:31,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-01 16:25:31,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 244 proven. 55 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2020-12-01 16:25:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2020-12-01 16:25:32,352 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2020-12-01 16:25:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 16:25:32,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:32,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-01 16:25:32,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:32,691 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 290 proven. 66 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2020-12-01 16:25:32,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2020-12-01 16:25:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2020-12-01 16:25:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 16:25:32,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:33,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-01 16:25:33,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 340 proven. 78 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2020-12-01 16:25:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:33,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2020-12-01 16:25:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2020-12-01 16:25:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 16:25:33,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:33,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:25:33,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:33,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 394 proven. 91 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2020-12-01 16:25:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2020-12-01 16:25:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2020-12-01 16:25:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 16:25:34,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:34,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-01 16:25:34,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 452 proven. 105 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2020-12-01 16:25:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2020-12-01 16:25:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2020-12-01 16:25:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 16:25:34,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:34,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:25:34,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 514 proven. 120 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2020-12-01 16:25:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2020-12-01 16:25:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2020-12-01 16:25:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 16:25:35,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:35,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-01 16:25:35,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 580 proven. 136 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2020-12-01 16:25:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2020-12-01 16:25:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2020-12-01 16:25:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 16:25:36,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:36,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:25:36,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 650 proven. 153 refuted. 0 times theorem prover too weak. 845 trivial. 0 not checked. [2020-12-01 16:25:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:36,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2020-12-01 16:25:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2020-12-01 16:25:36,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 16:25:36,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:37,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-01 16:25:37,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 724 proven. 171 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2020-12-01 16:25:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2020-12-01 16:25:37,520 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2020-12-01 16:25:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 16:25:37,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:37,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-01 16:25:37,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 802 proven. 190 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2020-12-01 16:25:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2020-12-01 16:25:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2020-12-01 16:25:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 16:25:38,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:38,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:25:38,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2170 backedges. 886 proven. 1 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:39,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2020-12-01 16:25:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2020-12-01 16:25:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 16:25:39,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:39,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:25:39,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 886 proven. 3 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2020-12-01 16:25:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2020-12-01 16:25:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 16:25:39,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:39,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:25:39,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 886 proven. 6 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 62 states and 67 transitions. [2020-12-01 16:25:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2020-12-01 16:25:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 16:25:40,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:40,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-01 16:25:40,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2179 backedges. 886 proven. 10 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:41,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:41,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2020-12-01 16:25:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2020-12-01 16:25:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 16:25:41,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:41,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:25:41,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 886 proven. 15 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:42,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2020-12-01 16:25:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2020-12-01 16:25:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 16:25:42,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:42,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:25:42,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:42,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 886 proven. 21 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2020-12-01 16:25:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2020-12-01 16:25:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 16:25:42,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:43,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 16:25:43,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 886 proven. 28 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:43,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:43,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2020-12-01 16:25:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2020-12-01 16:25:43,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 16:25:43,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:43,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:25:43,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 886 proven. 36 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2020-12-01 16:25:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2020-12-01 16:25:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 16:25:44,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:44,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:25:44,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 886 proven. 45 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2020-12-01 16:25:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2020-12-01 16:25:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 16:25:45,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:45,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-01 16:25:45,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 886 proven. 55 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:46,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2020-12-01 16:25:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2020-12-01 16:25:46,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 16:25:46,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:46,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-01 16:25:46,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 886 proven. 66 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:47,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2020-12-01 16:25:47,054 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2020-12-01 16:25:47,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 16:25:47,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:47,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-01 16:25:47,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 886 proven. 78 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2020-12-01 16:25:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2020-12-01 16:25:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 16:25:47,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:47,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:25:47,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:48,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 886 proven. 91 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2020-12-01 16:25:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2020-12-01 16:25:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-12-01 16:25:48,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:48,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-01 16:25:48,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:49,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 886 proven. 105 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2020-12-01 16:25:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2020-12-01 16:25:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 16:25:49,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:49,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:25:49,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 886 proven. 120 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2020-12-01 16:25:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2020-12-01 16:25:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 16:25:50,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:50,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 18 conjunts are in the unsatisfiable core [2020-12-01 16:25:50,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2305 backedges. 886 proven. 136 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2020-12-01 16:25:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2020-12-01 16:25:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-01 16:25:51,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:51,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:25:51,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:51,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 886 proven. 153 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:52,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2020-12-01 16:25:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2020-12-01 16:25:52,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 16:25:52,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:25:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:25:52,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-01 16:25:52,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:25:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 886 proven. 171 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2020-12-01 16:25:52,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:25:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2020-12-01 16:25:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2020-12-01 16:25:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 16:25:52,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 16:26:03,128 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:26:03,134 INFO L168 Benchmark]: Toolchain (without parser) took 44817.99 ms. Allocated memory was 100.7 MB in the beginning and 551.6 MB in the end (delta: 450.9 MB). Free memory was 75.1 MB in the beginning and 288.7 MB in the end (delta: -213.6 MB). Peak memory consumption was 237.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,135 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 58.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:03,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.31 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 74.9 MB in the beginning and 116.7 MB in the end (delta: -41.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.57 ms. Allocated memory is still 140.5 MB. Free memory was 116.7 MB in the beginning and 115.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,138 INFO L168 Benchmark]: Boogie Preprocessor took 60.01 ms. Allocated memory is still 140.5 MB. Free memory was 115.2 MB in the beginning and 113.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,139 INFO L168 Benchmark]: RCFGBuilder took 815.31 ms. Allocated memory is still 140.5 MB. Free memory was 113.9 MB in the beginning and 88.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,141 INFO L168 Benchmark]: CodeCheck took 43450.99 ms. Allocated memory was 140.5 MB in the beginning and 551.6 MB in the end (delta: 411.0 MB). Free memory was 88.8 MB in the beginning and 288.7 MB in the end (delta: -199.9 MB). Peak memory consumption was 211.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:03,146 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 58.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 394.31 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 74.9 MB in the beginning and 116.7 MB in the end (delta: -41.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.57 ms. Allocated memory is still 140.5 MB. Free memory was 116.7 MB in the beginning and 115.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.01 ms. Allocated memory is still 140.5 MB. Free memory was 115.2 MB in the beginning and 113.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 815.31 ms. Allocated memory is still 140.5 MB. Free memory was 113.9 MB in the beginning and 88.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 43450.99 ms. Allocated memory was 140.5 MB in the beginning and 551.6 MB in the end (delta: 411.0 MB). Free memory was 88.8 MB in the beginning and 288.7 MB in the end (delta: -199.9 MB). Peak memory consumption was 211.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:26:06,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:26:06,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:26:06,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:26:06,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:26:06,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:26:06,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:26:06,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:26:06,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:26:06,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:26:06,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:26:06,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:26:06,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:26:06,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:26:06,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:26:06,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:26:06,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:26:06,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:26:06,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:26:06,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:26:06,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:26:06,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:26:06,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:26:06,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:26:06,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:26:06,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:26:06,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:26:06,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:26:06,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:26:06,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:26:06,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:26:06,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:26:06,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:26:06,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:26:06,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:26:06,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:26:06,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:26:06,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:26:06,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:26:06,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:26:06,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:26:06,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:26:06,421 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:26:06,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:26:06,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:26:06,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:26:06,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:26:06,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:26:06,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:26:06,429 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:26:06,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:26:06,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:26:06,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:26:06,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:26:06,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:26:06,433 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:26:06,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:26:06,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:26:06,434 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:26:06,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:26:06,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:26:06,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:26:06,435 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:26:06,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:26:06,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:26:06,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:26:06,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:26:06,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:26:06,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:26:06,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:26:06,438 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:26:06,438 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:26:06,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:26:06,439 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:26:06,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:26:06,440 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15b22eac1c9abf5483bb158aadbf00f9ee3ca223 [2020-12-01 16:26:06,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:26:06,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:26:06,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:26:07,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:26:07,002 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:26:07,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/../../sv-benchmarks/c/reducercommutativity/rangesum20.i [2020-12-01 16:26:07,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/0b7665bf2/cd426b34a695468e99526f1f32d93638/FLAGb8dd5609f [2020-12-01 16:26:07,753 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:26:07,753 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/sv-benchmarks/c/reducercommutativity/rangesum20.i [2020-12-01 16:26:07,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/0b7665bf2/cd426b34a695468e99526f1f32d93638/FLAGb8dd5609f [2020-12-01 16:26:08,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/data/0b7665bf2/cd426b34a695468e99526f1f32d93638 [2020-12-01 16:26:08,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:26:08,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:26:08,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:08,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:26:08,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:26:08,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e7cae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08, skipping insertion in model container [2020-12-01 16:26:08,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:26:08,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:26:08,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:26:08,413 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:26:08,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:26:08,478 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:26:08,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08 WrapperNode [2020-12-01 16:26:08,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:08,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:26:08,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:26:08,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:26:08,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:26:08,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:26:08,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:26:08,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:26:08,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... [2020-12-01 16:26:08,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:26:08,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:26:08,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:26:08,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:26:08,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c57e86ca-1356-4fd8-88b4-a1df95822c17/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:26:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:26:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:26:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:26:08,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:26:08,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:26:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2020-12-01 16:26:08,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2020-12-01 16:26:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:26:08,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:26:10,532 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:26:10,533 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 16:26:10,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:26:10 BoogieIcfgContainer [2020-12-01 16:26:10,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:26:10,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:26:10,537 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:26:10,551 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:26:10,552 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:26:10" (1/1) ... [2020-12-01 16:26:10,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:26:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:10,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2020-12-01 16:26:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2020-12-01 16:26:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:26:10,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:10,712 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:26:10,722 INFO L168 Benchmark]: Toolchain (without parser) took 2575.79 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 33.6 MB in the beginning and 52.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:10,724 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 45.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:10,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.11 ms. Allocated memory is still 54.5 MB. Free memory was 33.4 MB in the beginning and 38.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:10,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.08 ms. Allocated memory is still 54.5 MB. Free memory was 38.3 MB in the beginning and 36.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:10,730 INFO L168 Benchmark]: Boogie Preprocessor took 41.02 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 35.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:26:10,732 INFO L168 Benchmark]: RCFGBuilder took 1963.59 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 35.3 MB in the beginning and 38.9 MB in the end (delta: -3.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:10,733 INFO L168 Benchmark]: CodeCheck took 181.34 ms. Allocated memory is still 69.2 MB. Free memory was 38.7 MB in the beginning and 52.0 MB in the end (delta: -13.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:26:10,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 45.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 333.11 ms. Allocated memory is still 54.5 MB. Free memory was 33.4 MB in the beginning and 38.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.08 ms. Allocated memory is still 54.5 MB. Free memory was 38.3 MB in the beginning and 36.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.02 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 35.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1963.59 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 35.3 MB in the beginning and 38.9 MB in the end (delta: -3.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * CodeCheck took 181.34 ms. Allocated memory is still 69.2 MB. Free memory was 38.7 MB in the beginning and 52.0 MB in the end (delta: -13.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...