./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c --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_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fc40f01120ca51e77cbf79a7824b0aac7011828 ................................................................................................................................................................................................................................................................................. 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_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fc40f01120ca51e77cbf79a7824b0aac7011828 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:39:13,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:39:13,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:39:13,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:39:13,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:39:13,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:39:13,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:39:13,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:39:13,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:39:13,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:39:13,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:39:13,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:39:13,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:39:13,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:39:13,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:39:13,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:39:13,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:39:13,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:39:13,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:39:13,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:39:13,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:39:13,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:39:13,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:39:13,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:39:13,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:39:13,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:39:13,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:39:13,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:39:13,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:39:13,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:39:13,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:39:13,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:39:13,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:39:13,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:39:13,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:39:13,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:39:13,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:39:13,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:39:13,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:39:13,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:39:13,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:39:13,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 14:39:13,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:39:13,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:39:13,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:39:13,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:39:13,947 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:39:13,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:39:13,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:39:13,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:39:13,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:39:13,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:39:13,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:39:13,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:39:13,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:39:13,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:39:13,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:39:13,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:39:13,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:39:13,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:39:13,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:39:13,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:39:13,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:39:13,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:39:13,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:39:13,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:39:13,951 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_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fc40f01120ca51e77cbf79a7824b0aac7011828 [2019-12-07 14:39:14,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:39:14,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:39:14,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:39:14,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:39:14,075 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:39:14,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-12-07 14:39:14,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/95f6f23bd/9cefd982a64446d2b97d399f6e0881d5/FLAG64c158b1e [2019-12-07 14:39:14,520 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:39:14,520 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-12-07 14:39:14,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/95f6f23bd/9cefd982a64446d2b97d399f6e0881d5/FLAG64c158b1e [2019-12-07 14:39:14,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/95f6f23bd/9cefd982a64446d2b97d399f6e0881d5 [2019-12-07 14:39:14,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:39:14,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:39:14,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:39:14,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:39:14,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:39:14,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5575fbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14, skipping insertion in model container [2019-12-07 14:39:14,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:39:14,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:39:14,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:39:14,724 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:39:14,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:39:14,765 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:39:14,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14 WrapperNode [2019-12-07 14:39:14,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:39:14,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:39:14,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:39:14,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:39:14,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:39:14,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:39:14,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:39:14,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:39:14,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... [2019-12-07 14:39:14,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:39:14,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:39:14,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:39:14,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:39:14,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:39:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 14:39:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:39:15,059 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:39:15,059 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 14:39:15,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:39:15 BoogieIcfgContainer [2019-12-07 14:39:15,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:39:15,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:39:15,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:39:15,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:39:15,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:39:14" (1/3) ... [2019-12-07 14:39:15,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c07a331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:39:15, skipping insertion in model container [2019-12-07 14:39:15,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:14" (2/3) ... [2019-12-07 14:39:15,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c07a331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:39:15, skipping insertion in model container [2019-12-07 14:39:15,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:39:15" (3/3) ... [2019-12-07 14:39:15,065 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032b.c [2019-12-07 14:39:15,072 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:39:15,076 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:39:15,083 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:39:15,097 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:39:15,097 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:39:15,098 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:39:15,098 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:39:15,098 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:39:15,098 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:39:15,098 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:39:15,098 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:39:15,108 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-12-07 14:39:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:39:15,112 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:15,112 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:15,113 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:15,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:15,116 INFO L82 PathProgramCache]: Analyzing trace with hash 2068179301, now seen corresponding path program 1 times [2019-12-07 14:39:15,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:39:15,122 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405926903] [2019-12-07 14:39:15,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:39:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:39:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:15,194 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405926903] [2019-12-07 14:39:15,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:39:15,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:39:15,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909039640] [2019-12-07 14:39:15,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:39:15,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:39:15,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:39:15,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:39:15,208 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2019-12-07 14:39:15,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:39:15,220 INFO L93 Difference]: Finished difference Result 58 states and 88 transitions. [2019-12-07 14:39:15,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:39:15,221 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 14:39:15,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:39:15,227 INFO L225 Difference]: With dead ends: 58 [2019-12-07 14:39:15,227 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 14:39:15,229 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:39:15,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 14:39:15,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 14:39:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 14:39:15,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2019-12-07 14:39:15,252 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 11 [2019-12-07 14:39:15,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:39:15,252 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2019-12-07 14:39:15,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:39:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2019-12-07 14:39:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 14:39:15,253 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:15,253 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:15,253 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:15,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:15,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1606867070, now seen corresponding path program 1 times [2019-12-07 14:39:15,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:39:15,254 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495532909] [2019-12-07 14:39:15,254 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:39:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:39:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:39:15,309 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:39:15,309 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:39:15,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:39:15 BoogieIcfgContainer [2019-12-07 14:39:15,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:39:15,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:39:15,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:39:15,326 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:39:15,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:39:15" (3/4) ... [2019-12-07 14:39:15,329 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 14:39:15,329 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:39:15,331 INFO L168 Benchmark]: Toolchain (without parser) took 791.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -124.3 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:15,331 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:39:15,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:15,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.40 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:15,332 INFO L168 Benchmark]: Boogie Preprocessor took 21.38 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. [2019-12-07 14:39:15,333 INFO L168 Benchmark]: RCFGBuilder took 243.60 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:15,333 INFO L168 Benchmark]: TraceAbstraction took 264.95 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:15,333 INFO L168 Benchmark]: Witness Printer took 2.84 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. [2019-12-07 14:39:15,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 225.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.40 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.38 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. * RCFGBuilder took 243.60 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 264.95 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.84 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftRight at line 34, overapproximation of someUnaryDOUBLEoperation at line 86, overapproximation of bitwiseAnd at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L86] double x = -0.0; [L18] __int32_t msw, exponent_less_1023; [L19] __uint32_t lsw; [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L26] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L27] COND TRUE exponent_less_1023 < 20 [L28] COND FALSE !(exponent_less_1023 < 0) [L34] __uint32_t exponent_mask = 0x000fffff >> exponent_less_1023; [L35] COND TRUE (msw & exponent_mask) == 0 && lsw == 0 [L36] return x; [L87] double res = round_double(x); [L90] EXPR res == -0.0 && __signbit_double(res) == 1 [L90] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L91] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 38 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 14:39:16,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:39:16,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:39:16,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:39:16,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:39:16,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:39:16,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:39:16,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:39:16,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:39:16,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:39:16,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:39:16,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:39:16,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:39:16,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:39:16,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:39:16,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:39:16,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:39:16,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:39:16,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:39:16,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:39:16,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:39:16,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:39:16,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:39:16,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:39:16,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:39:16,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:39:16,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:39:16,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:39:16,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:39:16,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:39:16,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:39:16,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:39:16,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:39:16,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:39:16,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:39:16,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:39:16,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:39:16,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:39:16,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:39:16,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:39:16,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:39:16,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 14:39:16,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:39:16,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:39:16,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:39:16,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:39:16,733 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:39:16,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:39:16,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:39:16,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:39:16,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:39:16,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:39:16,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:39:16,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:39:16,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:39:16,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:39:16,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:39:16,737 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:39:16,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:39:16,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:39:16,737 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:39:16,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:39:16,737 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_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fc40f01120ca51e77cbf79a7824b0aac7011828 [2019-12-07 14:39:16,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:39:16,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:39:16,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:39:16,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:39:16,914 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:39:16,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-12-07 14:39:16,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/5c3072635/baa3e9c748c4490b8e83f17ce6cbfeb7/FLAG788499215 [2019-12-07 14:39:17,373 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:39:17,374 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-12-07 14:39:17,378 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/5c3072635/baa3e9c748c4490b8e83f17ce6cbfeb7/FLAG788499215 [2019-12-07 14:39:17,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/data/5c3072635/baa3e9c748c4490b8e83f17ce6cbfeb7 [2019-12-07 14:39:17,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:39:17,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:39:17,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:39:17,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:39:17,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:39:17,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f6648c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17, skipping insertion in model container [2019-12-07 14:39:17,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:39:17,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:39:17,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:39:17,530 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:39:17,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:39:17,568 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:39:17,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17 WrapperNode [2019-12-07 14:39:17,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:39:17,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:39:17,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:39:17,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:39:17,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:39:17,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:39:17,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:39:17,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:39:17,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... [2019-12-07 14:39:17,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:39:17,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:39:17,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:39:17,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:39:17,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-12-07 14:39:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 14:39:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-07 14:39:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:39:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 14:39:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:39:17,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:39:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 14:39:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:39:17,951 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:39:17,951 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 14:39:17,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:39:17 BoogieIcfgContainer [2019-12-07 14:39:17,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:39:17,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:39:17,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:39:17,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:39:17,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:39:17" (1/3) ... [2019-12-07 14:39:17,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1573fb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:39:17, skipping insertion in model container [2019-12-07 14:39:17,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:39:17" (2/3) ... [2019-12-07 14:39:17,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1573fb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:39:17, skipping insertion in model container [2019-12-07 14:39:17,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:39:17" (3/3) ... [2019-12-07 14:39:17,957 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032b.c [2019-12-07 14:39:17,963 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:39:17,968 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:39:17,975 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:39:17,990 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:39:17,990 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:39:17,990 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:39:17,990 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:39:17,990 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:39:17,990 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:39:17,991 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:39:17,991 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:39:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-12-07 14:39:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:39:18,004 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:18,004 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:18,004 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:18,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:18,008 INFO L82 PathProgramCache]: Analyzing trace with hash 2068179301, now seen corresponding path program 1 times [2019-12-07 14:39:18,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:39:18,015 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851221296] [2019-12-07 14:39:18,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 14:39:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:39:18,063 INFO L264 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:39:18,066 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:39:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:18,075 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:39:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:18,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851221296] [2019-12-07 14:39:18,079 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:39:18,079 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:39:18,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177739236] [2019-12-07 14:39:18,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:39:18,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:39:18,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:39:18,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:39:18,093 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2019-12-07 14:39:18,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:39:18,105 INFO L93 Difference]: Finished difference Result 58 states and 88 transitions. [2019-12-07 14:39:18,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:39:18,106 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 14:39:18,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:39:18,113 INFO L225 Difference]: With dead ends: 58 [2019-12-07 14:39:18,113 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 14:39:18,115 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:39:18,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 14:39:18,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 14:39:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 14:39:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2019-12-07 14:39:18,138 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 11 [2019-12-07 14:39:18,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:39:18,138 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2019-12-07 14:39:18,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:39:18,138 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2019-12-07 14:39:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 14:39:18,139 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:18,139 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:18,339 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:39:18,340 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:18,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:18,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1606867070, now seen corresponding path program 1 times [2019-12-07 14:39:18,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:39:18,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [379716305] [2019-12-07 14:39:18,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 14:39:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:39:18,509 INFO L264 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 14:39:18,511 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:39:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:18,573 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:39:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:18,620 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [379716305] [2019-12-07 14:39:18,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:39:18,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:39:18,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146379840] [2019-12-07 14:39:18,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:39:18,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:39:18,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:39:18,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:39:18,623 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. Second operand 8 states. [2019-12-07 14:39:18,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:39:18,755 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2019-12-07 14:39:18,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 14:39:18,756 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2019-12-07 14:39:18,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:39:18,757 INFO L225 Difference]: With dead ends: 40 [2019-12-07 14:39:18,757 INFO L226 Difference]: Without dead ends: 21 [2019-12-07 14:39:18,759 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-12-07 14:39:18,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-12-07 14:39:18,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-12-07 14:39:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-12-07 14:39:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2019-12-07 14:39:18,762 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 12 [2019-12-07 14:39:18,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:39:18,763 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2019-12-07 14:39:18,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:39:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2019-12-07 14:39:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 14:39:18,763 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:18,764 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:18,964 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:39:18,965 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:18,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:18,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1282802547, now seen corresponding path program 1 times [2019-12-07 14:39:18,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:39:18,970 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1093587403] [2019-12-07 14:39:18,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 14:39:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:39:19,096 INFO L264 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:39:19,097 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:39:19,137 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2019-12-07 14:39:19,141 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,144 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,144 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,147 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,148 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 14:39:19,148 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2019-12-07 14:39:19,180 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:39:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:19,197 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:39:19,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:39:19,233 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2019-12-07 14:39:19,235 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,238 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,238 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,240 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,240 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,241 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:16 [2019-12-07 14:39:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:19,280 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1093587403] [2019-12-07 14:39:19,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:39:19,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-12-07 14:39:19,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859367616] [2019-12-07 14:39:19,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 14:39:19,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:39:19,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 14:39:19,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2019-12-07 14:39:19,282 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 11 states. [2019-12-07 14:39:19,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:39:19,543 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2019-12-07 14:39:19,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 14:39:19,544 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 16 [2019-12-07 14:39:19,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:39:19,544 INFO L225 Difference]: With dead ends: 24 [2019-12-07 14:39:19,544 INFO L226 Difference]: Without dead ends: 21 [2019-12-07 14:39:19,545 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 4 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2019-12-07 14:39:19,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-12-07 14:39:19,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-12-07 14:39:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-12-07 14:39:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 20 transitions. [2019-12-07 14:39:19,549 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 20 transitions. Word has length 16 [2019-12-07 14:39:19,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:39:19,549 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 20 transitions. [2019-12-07 14:39:19,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 14:39:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2019-12-07 14:39:19,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 14:39:19,550 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:39:19,550 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:39:19,750 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:39:19,751 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:39:19,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:39:19,752 INFO L82 PathProgramCache]: Analyzing trace with hash 218634850, now seen corresponding path program 1 times [2019-12-07 14:39:19,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:39:19,754 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262031745] [2019-12-07 14:39:19,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3543f40-8f4e-4936-895c-d71ba4fc6ada/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 14:39:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:39:19,874 INFO L264 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2019-12-07 14:39:19,878 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:39:19,914 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2019-12-07 14:39:19,917 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,920 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,920 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:39:19,928 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:19,929 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-07 14:39:19,929 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:59, output treesize:29 [2019-12-07 14:39:20,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:39:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:20,092 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:39:20,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:39:20,320 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2019-12-07 14:39:20,323 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 14:39:20,326 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:20,326 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-12-07 14:39:20,333 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 14:39:20,333 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-07 14:39:20,334 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:60, output treesize:30 [2019-12-07 14:39:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:39:22,616 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262031745] [2019-12-07 14:39:22,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:39:22,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2019-12-07 14:39:22,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352836105] [2019-12-07 14:39:22,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-12-07 14:39:22,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:39:22,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-12-07 14:39:22,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=263, Unknown=1, NotChecked=0, Total=306 [2019-12-07 14:39:22,618 INFO L87 Difference]: Start difference. First operand 21 states and 20 transitions. Second operand 18 states. [2019-12-07 14:39:23,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:39:23,305 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2019-12-07 14:39:23,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 14:39:23,306 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 20 [2019-12-07 14:39:23,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:39:23,306 INFO L225 Difference]: With dead ends: 21 [2019-12-07 14:39:23,307 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:39:23,307 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=140, Invalid=459, Unknown=1, NotChecked=0, Total=600 [2019-12-07 14:39:23,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:39:23,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:39:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:39:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:39:23,308 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-12-07 14:39:23,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:39:23,308 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:39:23,308 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-12-07 14:39:23,308 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:39:23,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:39:23,508 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:39:23,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:39:23,885 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2019-12-07 14:39:24,038 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 67 [2019-12-07 14:39:24,040 INFO L246 CegarLoopResult]: For program point L27(lines 27 56) no Hoare annotation was computed. [2019-12-07 14:39:24,041 INFO L246 CegarLoopResult]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-12-07 14:39:24,041 INFO L246 CegarLoopResult]: For program point L52-2(lines 52 53) no Hoare annotation was computed. [2019-12-07 14:39:24,041 INFO L246 CegarLoopResult]: For program point L69-1(lines 69 73) no Hoare annotation was computed. [2019-12-07 14:39:24,041 INFO L242 CegarLoopResult]: At program point L69-2(lines 69 73) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= ULTIMATE.start___signbit_double_~x (let ((.cse0 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_main_~res~0 (let ((.cse1 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse2 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) |ULTIMATE.start_main_#t~short10| (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse3 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))))) (exists ((v_skolemized_v_prenex_2_3 (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_2_3)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_3) ((_ extract 62 52) v_skolemized_v_prenex_2_3) ((_ extract 51 0) v_skolemized_v_prenex_2_3)) (fp.neg (_ +zero 11 53))))) (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (let ((.cse4 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) |ULTIMATE.start_round_double_#res|) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53)))))) [2019-12-07 14:39:24,041 INFO L246 CegarLoopResult]: For program point L69-3(lines 69 73) no Hoare annotation was computed. [2019-12-07 14:39:24,041 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L28(lines 28 40) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L57(lines 57 62) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L57-1(lines 17 64) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L90-2(lines 90 93) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 91) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L57-2(lines 57 62) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L246 CegarLoopResult]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2019-12-07 14:39:24,042 INFO L242 CegarLoopResult]: At program point L20-2(lines 20 25) the Hoare annotation is: (= ULTIMATE.start_round_double_~x (fp.neg (_ +zero 11 53))) [2019-12-07 14:39:24,043 INFO L246 CegarLoopResult]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2019-12-07 14:39:24,043 INFO L246 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-12-07 14:39:24,043 INFO L246 CegarLoopResult]: For program point L41(lines 41 56) no Hoare annotation was computed. [2019-12-07 14:39:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:39:24,043 INFO L249 CegarLoopResult]: At program point L95(lines 78 96) the Hoare annotation is: true [2019-12-07 14:39:24,043 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 14:39:24,043 INFO L242 CegarLoopResult]: At program point L75(lines 66 76) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= ULTIMATE.start___signbit_double_~x (let ((.cse0 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64)) (v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___signbit_double_~msw~1 ((_ extract 63 32) v_skolemized_v_prenex_3_3)) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3)) (let ((.cse1 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_main_~res~0 (let ((.cse2 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse3 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (= (_ bv0 32) (bvadd |ULTIMATE.start___signbit_double_#res| (_ bv4294967295 32))) |ULTIMATE.start_main_#t~short10| (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse4 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) (exists ((v_skolemized_v_prenex_2_3 (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_2_3)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_3) ((_ extract 62 52) v_skolemized_v_prenex_2_3) ((_ extract 51 0) v_skolemized_v_prenex_2_3)) (fp.neg (_ +zero 11 53))))) (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (let ((.cse5 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))) |ULTIMATE.start_round_double_#res|) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53)))))) [2019-12-07 14:39:24,044 INFO L246 CegarLoopResult]: For program point L42(lines 42 45) no Hoare annotation was computed. [2019-12-07 14:39:24,044 INFO L242 CegarLoopResult]: At program point L63(lines 17 64) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse0 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse1 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) (exists ((v_skolemized_v_prenex_2_3 (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_2_3)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_3) ((_ extract 62 52) v_skolemized_v_prenex_2_3) ((_ extract 51 0) v_skolemized_v_prenex_2_3)) (fp.neg (_ +zero 11 53))))) (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (v_skolemized_v_prenex_2_4 (_ BitVec 64))) (and (= (let ((.cse2 (concat ((_ extract 63 32) v_skolemized_v_prenex_2_4) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))) |ULTIMATE.start_round_double_#res|) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_2_4) ((_ extract 62 52) v_skolemized_v_prenex_2_4) ((_ extract 51 0) v_skolemized_v_prenex_2_4)) (fp.neg (_ +zero 11 53)))))) [2019-12-07 14:39:24,044 INFO L246 CegarLoopResult]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-12-07 14:39:24,044 INFO L246 CegarLoopResult]: For program point L30-2(lines 30 31) no Hoare annotation was computed. [2019-12-07 14:39:24,044 INFO L246 CegarLoopResult]: For program point L35(lines 35 36) no Hoare annotation was computed. [2019-12-07 14:39:24,048 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:693) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:215) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2019-12-07 14:39:24,051 INFO L168 Benchmark]: Toolchain (without parser) took 6660.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 953.7 MB in the beginning and 808.3 MB in the end (delta: 145.4 MB). Peak memory consumption was 264.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:24,051 INFO L168 Benchmark]: CDTParser took 0.14 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. [2019-12-07 14:39:24,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.19 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 937.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:24,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:24,052 INFO L168 Benchmark]: Boogie Preprocessor took 23.65 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. [2019-12-07 14:39:24,052 INFO L168 Benchmark]: RCFGBuilder took 299.87 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:24,053 INFO L168 Benchmark]: TraceAbstraction took 6096.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 808.3 MB in the end (delta: 274.6 MB). Peak memory consumption was 274.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:39:24,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 178.19 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 937.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.65 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. * RCFGBuilder took 299.87 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6096.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 808.3 MB in the end (delta: 274.6 MB). Peak memory consumption was 274.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 91]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...