./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d02e722fa6530375aea2bbc43a68e422ad66c6f3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d02e722fa6530375aea2bbc43a68e422ad66c6f3 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 12:33:38,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 12:33:38,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 12:33:38,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 12:33:38,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 12:33:38,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 12:33:38,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 12:33:38,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 12:33:38,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 12:33:38,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 12:33:38,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 12:33:38,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 12:33:38,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 12:33:38,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 12:33:38,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 12:33:38,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 12:33:38,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 12:33:38,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 12:33:38,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 12:33:38,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 12:33:38,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 12:33:38,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 12:33:38,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 12:33:38,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 12:33:38,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 12:33:38,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 12:33:38,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 12:33:38,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 12:33:38,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 12:33:38,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 12:33:38,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 12:33:38,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 12:33:38,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 12:33:38,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 12:33:38,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 12:33:38,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 12:33:38,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 12:33:38,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 12:33:38,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 12:33:38,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 12:33:38,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 12:33:38,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 12:33:38,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 12:33:38,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 12:33:38,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 12:33:38,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 12:33:38,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 12:33:38,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 12:33:38,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 12:33:38,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 12:33:38,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 12:33:38,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 12:33:38,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 12:33:38,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 12:33:38,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 12:33:38,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 12:33:38,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 12:33:38,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 12:33:38,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 12:33:38,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 12:33:38,899 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 12:33:38,899 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 12:33:38,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 12:33:38,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 12:33:38,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 12:33:38,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 12:33:38,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 12:33:38,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 12:33:38,901 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 12:33:38,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 12:33:38,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 12:33:38,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6c90a320-fa14-471a-82d5-7ebc2ef77438/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(__VERIFIER_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 -> d02e722fa6530375aea2bbc43a68e422ad66c6f3 [2019-12-01 12:33:39,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 12:33:39,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 12:33:39,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 12:33:39,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 12:33:39,016 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 12:33:39,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/../../sv-benchmarks/c/reducercommutativity/rangesum20.i [2019-12-01 12:33:39,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/5d41c208c/8faf376997944b02a4bd6a8ee8e39e63/FLAG057c9d492 [2019-12-01 12:33:39,395 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 12:33:39,396 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/sv-benchmarks/c/reducercommutativity/rangesum20.i [2019-12-01 12:33:39,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/5d41c208c/8faf376997944b02a4bd6a8ee8e39e63/FLAG057c9d492 [2019-12-01 12:33:39,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/5d41c208c/8faf376997944b02a4bd6a8ee8e39e63 [2019-12-01 12:33:39,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 12:33:39,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 12:33:39,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 12:33:39,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 12:33:39,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 12:33:39,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34775c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39, skipping insertion in model container [2019-12-01 12:33:39,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 12:33:39,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 12:33:39,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 12:33:39,597 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 12:33:39,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 12:33:39,622 INFO L208 MainTranslator]: Completed translation [2019-12-01 12:33:39,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39 WrapperNode [2019-12-01 12:33:39,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 12:33:39,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 12:33:39,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 12:33:39,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 12:33:39,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 12:33:39,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 12:33:39,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 12:33:39,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 12:33:39,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 12:33:39,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 12:33:39,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 12:33:39,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 12:33:39,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:33:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/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 [2019-12-01 12:33:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 12:33:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 12:33:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 12:33:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 12:33:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2019-12-01 12:33:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2019-12-01 12:33:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 12:33:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 12:33:39,943 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 12:33:39,944 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-01 12:33:39,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 12:33:39 BoogieIcfgContainer [2019-12-01 12:33:39,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 12:33:39,945 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 12:33:39,945 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 12:33:39,952 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 12:33:39,952 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 12:33:39" (1/1) ... [2019-12-01 12:33:39,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 12:33:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2019-12-01 12:33:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2019-12-01 12:33:39,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 12:33:39,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,092 INFO L264 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,096 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 12:33:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2019-12-01 12:33:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2019-12-01 12:33:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 12:33:40,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,175 INFO L264 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,177 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 12:33:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2019-12-01 12:33:40,209 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2019-12-01 12:33:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 12:33:40,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,243 INFO L264 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,245 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 12:33:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2019-12-01 12:33:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2019-12-01 12:33:40,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 12:33:40,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,308 INFO L264 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,309 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,326 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2019-12-01 12:33:40,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2019-12-01 12:33:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 12:33:40,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,391 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,392 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2019-12-01 12:33:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2019-12-01 12:33:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 12:33:40,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,469 INFO L264 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,470 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2019-12-01 12:33:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2019-12-01 12:33:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 12:33:40,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,555 INFO L264 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,556 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2019-12-01 12:33:40,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2019-12-01 12:33:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 12:33:40,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,642 INFO L264 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,644 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2019-12-01 12:33:40,711 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2019-12-01 12:33:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 12:33:40,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,753 INFO L264 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,755 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2019-12-01 12:33:40,825 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2019-12-01 12:33:40,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 12:33:40,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,865 INFO L264 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,867 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2019-12-01 12:33:40,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2019-12-01 12:33:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 12:33:40,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:40,983 INFO L264 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-01 12:33:40,984 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,006 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2019-12-01 12:33:41,066 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2019-12-01 12:33:41,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 12:33:41,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,100 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,101 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2019-12-01 12:33:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2019-12-01 12:33:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 12:33:41,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,203 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,205 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2019-12-01 12:33:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2019-12-01 12:33:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 12:33:41,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,335 INFO L264 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,336 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2019-12-01 12:33:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2019-12-01 12:33:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 12:33:41,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,463 INFO L264 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,464 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2019-12-01 12:33:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2019-12-01 12:33:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 12:33:41,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,580 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,582 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2019-12-01 12:33:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2019-12-01 12:33:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 12:33:41,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,709 INFO L264 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,710 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2019-12-01 12:33:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2019-12-01 12:33:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 12:33:41,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,840 INFO L264 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,841 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2019-12-01 12:33:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2019-12-01 12:33:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 12:33:41,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:41,978 INFO L264 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 18 conjunts are in the unsatisfiable core [2019-12-01 12:33:41,979 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,007 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:42,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2019-12-01 12:33:42,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2019-12-01 12:33:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 12:33:42,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,110 INFO L264 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,111 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2019-12-01 12:33:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2019-12-01 12:33:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 12:33:42,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,250 INFO L264 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,251 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2019-12-01 12:33:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2019-12-01 12:33:42,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 12:33:42,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,394 INFO L264 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 21 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,395 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 12:33:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2019-12-01 12:33:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2019-12-01 12:33:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 12:33:42,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,545 INFO L264 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,546 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,584 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2019-12-01 12:33:42,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2019-12-01 12:33:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2019-12-01 12:33:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 12:33:42,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,707 INFO L264 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,708 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-12-01 12:33:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2019-12-01 12:33:42,836 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2019-12-01 12:33:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 12:33:42,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:42,888 INFO L264 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-01 12:33:42,889 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2019-12-01 12:33:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2019-12-01 12:33:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2019-12-01 12:33:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 12:33:43,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:43,076 INFO L264 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-01 12:33:43,077 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2019-12-01 12:33:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:43,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2019-12-01 12:33:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2019-12-01 12:33:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 12:33:43,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:43,262 INFO L264 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-01 12:33:43,263 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-12-01 12:33:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2019-12-01 12:33:43,402 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2019-12-01 12:33:43,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 12:33:43,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:43,444 INFO L264 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-01 12:33:43,445 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2019-12-01 12:33:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2019-12-01 12:33:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2019-12-01 12:33:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 12:33:43,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:43,887 INFO L264 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-01 12:33:43,888 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2019-12-01 12:33:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2019-12-01 12:33:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2019-12-01 12:33:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 12:33:44,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:44,089 INFO L264 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-01 12:33:44,090 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:44,132 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 164 proven. 36 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2019-12-01 12:33:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2019-12-01 12:33:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2019-12-01 12:33:44,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 12:33:44,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:44,291 INFO L264 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-01 12:33:44,292 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 202 proven. 45 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-12-01 12:33:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2019-12-01 12:33:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2019-12-01 12:33:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 12:33:44,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:44,847 INFO L264 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-01 12:33:44,848 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 244 proven. 55 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2019-12-01 12:33:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2019-12-01 12:33:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2019-12-01 12:33:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 12:33:45,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:45,061 INFO L264 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-01 12:33:45,062 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:45,108 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 290 proven. 66 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-12-01 12:33:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2019-12-01 12:33:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2019-12-01 12:33:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 12:33:45,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:45,760 INFO L264 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-01 12:33:45,761 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 340 proven. 78 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2019-12-01 12:33:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2019-12-01 12:33:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2019-12-01 12:33:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 12:33:45,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:45,991 INFO L264 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-01 12:33:45,993 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 394 proven. 91 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2019-12-01 12:33:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2019-12-01 12:33:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2019-12-01 12:33:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 12:33:46,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:46,240 INFO L264 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-01 12:33:46,241 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:46,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 452 proven. 105 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2019-12-01 12:33:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2019-12-01 12:33:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2019-12-01 12:33:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 12:33:46,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:46,537 INFO L264 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-01 12:33:46,539 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:46,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 514 proven. 120 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2019-12-01 12:33:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:47,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2019-12-01 12:33:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2019-12-01 12:33:47,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 12:33:47,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:47,199 INFO L264 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 18 conjunts are in the unsatisfiable core [2019-12-01 12:33:47,201 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 580 proven. 136 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2019-12-01 12:33:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2019-12-01 12:33:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2019-12-01 12:33:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 12:33:47,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:47,443 INFO L264 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-01 12:33:47,444 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:47,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 650 proven. 153 refuted. 0 times theorem prover too weak. 845 trivial. 0 not checked. [2019-12-01 12:33:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2019-12-01 12:33:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2019-12-01 12:33:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 12:33:47,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:47,696 INFO L264 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-01 12:33:47,698 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 724 proven. 171 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2019-12-01 12:33:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2019-12-01 12:33:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2019-12-01 12:33:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 12:33:47,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:47,954 INFO L264 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 21 conjunts are in the unsatisfiable core [2019-12-01 12:33:47,955 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 802 proven. 190 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2019-12-01 12:33:48,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2019-12-01 12:33:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2019-12-01 12:33:48,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 12:33:48,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:48,252 INFO L264 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-01 12:33:48,253 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2170 backedges. 886 proven. 1 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2019-12-01 12:33:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2019-12-01 12:33:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 12:33:48,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:48,537 INFO L264 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-01 12:33:48,539 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:48,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 886 proven. 3 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:48,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2019-12-01 12:33:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2019-12-01 12:33:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 12:33:48,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:48,878 INFO L264 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-01 12:33:48,879 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 886 proven. 6 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2019-12-01 12:33:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2019-12-01 12:33:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 12:33:49,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:49,157 INFO L264 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-01 12:33:49,158 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2179 backedges. 886 proven. 10 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 62 states and 67 transitions. [2019-12-01 12:33:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2019-12-01 12:33:49,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 12:33:49,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:49,464 INFO L264 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-01 12:33:49,465 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:49,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 886 proven. 15 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:49,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2019-12-01 12:33:49,700 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2019-12-01 12:33:49,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 12:33:49,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:49,768 INFO L264 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-01 12:33:49,769 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 886 proven. 21 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2019-12-01 12:33:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2019-12-01 12:33:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 12:33:49,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:50,077 INFO L264 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-01 12:33:50,079 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 886 proven. 28 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2019-12-01 12:33:50,306 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2019-12-01 12:33:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-01 12:33:50,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:50,375 INFO L264 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-01 12:33:50,376 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 886 proven. 36 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2019-12-01 12:33:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2019-12-01 12:33:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 12:33:50,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:50,683 INFO L264 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-01 12:33:50,684 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 886 proven. 45 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2019-12-01 12:33:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2019-12-01 12:33:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-01 12:33:50,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:51,009 INFO L264 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-01 12:33:51,010 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 886 proven. 55 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2019-12-01 12:33:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2019-12-01 12:33:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 12:33:51,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:51,336 INFO L264 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-01 12:33:51,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 886 proven. 66 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:51,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2019-12-01 12:33:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2019-12-01 12:33:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-01 12:33:51,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:51,653 INFO L264 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-01 12:33:51,654 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 886 proven. 78 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2019-12-01 12:33:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2019-12-01 12:33:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 12:33:51,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:51,969 INFO L264 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-01 12:33:51,970 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 886 proven. 91 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:52,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:52,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2019-12-01 12:33:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2019-12-01 12:33:52,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 12:33:52,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:52,286 INFO L264 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-01 12:33:52,287 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 886 proven. 105 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2019-12-01 12:33:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2019-12-01 12:33:52,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 12:33:52,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:52,620 INFO L264 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-01 12:33:52,621 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:52,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 886 proven. 120 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2019-12-01 12:33:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2019-12-01 12:33:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-01 12:33:52,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:52,947 INFO L264 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 18 conjunts are in the unsatisfiable core [2019-12-01 12:33:52,948 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2305 backedges. 886 proven. 136 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2019-12-01 12:33:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2019-12-01 12:33:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 12:33:53,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:53,283 INFO L264 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-01 12:33:53,284 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 886 proven. 153 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:53,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2019-12-01 12:33:53,560 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2019-12-01 12:33:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 12:33:53,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:33:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 12:33:53,631 INFO L264 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-01 12:33:53,632 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-01 12:33:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 886 proven. 171 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2019-12-01 12:33:53,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:33:53,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2019-12-01 12:33:53,911 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2019-12-01 12:33:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-12-01 12:33:53,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:34:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-12-01 12:34:04,030 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 12:34:04,033 INFO L168 Benchmark]: Toolchain (without parser) took 24622.42 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.6 MB). Free memory was 944.7 MB in the beginning and 1.3 GB in the end (delta: -365.9 MB). Peak memory consumption was 473.0 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:04,034 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 12:34:04,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:04,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 12:34:04,035 INFO L168 Benchmark]: Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:04,035 INFO L168 Benchmark]: RCFGBuilder took 276.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:04,036 INFO L168 Benchmark]: CodeCheck took 24086.99 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 229.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -253.7 MB). Peak memory consumption was 488.7 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:04,038 INFO L335 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 276.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 24086.99 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 229.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -253.7 MB). Peak memory consumption was 488.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 12:34:05,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 12:34:05,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 12:34:05,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 12:34:05,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 12:34:05,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 12:34:05,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 12:34:05,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 12:34:05,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 12:34:05,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 12:34:05,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 12:34:05,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 12:34:05,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 12:34:05,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 12:34:05,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 12:34:05,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 12:34:05,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 12:34:05,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 12:34:05,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 12:34:05,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 12:34:05,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 12:34:05,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 12:34:05,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 12:34:05,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 12:34:05,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 12:34:05,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 12:34:05,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 12:34:05,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 12:34:05,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 12:34:05,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 12:34:05,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 12:34:05,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 12:34:05,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 12:34:05,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 12:34:05,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 12:34:05,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 12:34:05,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 12:34:05,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 12:34:05,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 12:34:05,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 12:34:05,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 12:34:05,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 12:34:05,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 12:34:05,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 12:34:05,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 12:34:05,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 12:34:05,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 12:34:05,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 12:34:05,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 12:34:05,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 12:34:05,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 12:34:05,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 12:34:05,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 12:34:05,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 12:34:05,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 12:34:05,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 12:34:05,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 12:34:05,467 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 12:34:05,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 12:34:05,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 12:34:05,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 12:34:05,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 12:34:05,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 12:34:05,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 12:34:05,468 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 12:34:05,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 12:34:05,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 12:34:05,469 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 12:34:05,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 12:34:05,469 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_6c90a320-fa14-471a-82d5-7ebc2ef77438/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(__VERIFIER_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 -> d02e722fa6530375aea2bbc43a68e422ad66c6f3 [2019-12-01 12:34:05,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 12:34:05,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 12:34:05,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 12:34:05,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 12:34:05,648 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 12:34:05,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/../../sv-benchmarks/c/reducercommutativity/rangesum20.i [2019-12-01 12:34:05,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/caa9eb636/5cefd18f60ab4f7a922685aeed964890/FLAG2a477d671 [2019-12-01 12:34:06,032 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 12:34:06,033 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/sv-benchmarks/c/reducercommutativity/rangesum20.i [2019-12-01 12:34:06,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/caa9eb636/5cefd18f60ab4f7a922685aeed964890/FLAG2a477d671 [2019-12-01 12:34:06,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/bin/ukojak/data/caa9eb636/5cefd18f60ab4f7a922685aeed964890 [2019-12-01 12:34:06,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 12:34:06,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 12:34:06,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 12:34:06,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 12:34:06,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 12:34:06,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60739eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06, skipping insertion in model container [2019-12-01 12:34:06,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 12:34:06,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 12:34:06,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 12:34:06,183 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 12:34:06,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 12:34:06,243 INFO L208 MainTranslator]: Completed translation [2019-12-01 12:34:06,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06 WrapperNode [2019-12-01 12:34:06,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 12:34:06,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 12:34:06,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 12:34:06,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 12:34:06,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 12:34:06,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 12:34:06,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 12:34:06,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 12:34:06,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... [2019-12-01 12:34:06,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 12:34:06,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 12:34:06,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 12:34:06,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 12:34:06,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 12:34:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6c90a320-fa14-471a-82d5-7ebc2ef77438/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 [2019-12-01 12:34:06,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 12:34:06,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 12:34:06,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 12:34:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2019-12-01 12:34:06,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2019-12-01 12:34:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 12:34:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 12:34:06,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 12:34:07,246 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 12:34:07,246 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-01 12:34:07,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 12:34:07 BoogieIcfgContainer [2019-12-01 12:34:07,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 12:34:07,248 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 12:34:07,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 12:34:07,254 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 12:34:07,254 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 12:34:07" (1/1) ... [2019-12-01 12:34:07,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 12:34:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 12:34:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2019-12-01 12:34:07,287 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2019-12-01 12:34:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 12:34:07,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 12:34:07,328 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:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 12:34:07,331 INFO L168 Benchmark]: Toolchain (without parser) took 1282.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -117.8 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:07,331 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 12:34:07,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:07,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 12:34:07,333 INFO L168 Benchmark]: Boogie Preprocessor took 20.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:07,333 INFO L168 Benchmark]: RCFGBuilder took 957.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:07,334 INFO L168 Benchmark]: CodeCheck took 81.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 12:34:07,336 INFO L335 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:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 194.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 957.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * CodeCheck took 81.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...