./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 573d04c3ab16ffed1ccac6c6179d92b670a825d7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 573d04c3ab16ffed1ccac6c6179d92b670a825d7 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 05:28:47,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 05:28:47,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 05:28:47,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 05:28:47,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 05:28:47,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 05:28:47,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 05:28:47,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 05:28:47,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 05:28:47,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 05:28:47,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 05:28:47,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 05:28:47,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 05:28:47,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 05:28:47,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 05:28:47,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 05:28:47,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 05:28:47,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 05:28:47,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 05:28:47,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 05:28:47,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 05:28:47,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 05:28:47,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 05:28:47,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 05:28:47,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 05:28:47,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 05:28:47,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 05:28:47,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 05:28:47,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 05:28:47,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 05:28:47,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 05:28:47,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 05:28:47,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 05:28:47,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 05:28:47,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 05:28:47,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 05:28:47,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 05:28:47,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 05:28:47,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 05:28:47,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 05:28:47,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 05:28:47,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2019-12-02 05:28:47,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 05:28:47,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 05:28:47,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 05:28:47,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 05:28:47,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 05:28:47,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 05:28:47,883 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 05:28:47,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 05:28:47,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:28:47,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 05:28:47,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 05:28:47,884 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_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573d04c3ab16ffed1ccac6c6179d92b670a825d7 [2019-12-02 05:28:47,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 05:28:47,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 05:28:47,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 05:28:47,997 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 05:28:47,998 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 05:28:47,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/../../sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i [2019-12-02 05:28:48,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/0d9a1819d/ac347abef8c342f591652c49b9c2d750/FLAGcca0f2407 [2019-12-02 05:28:48,401 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 05:28:48,401 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i [2019-12-02 05:28:48,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/0d9a1819d/ac347abef8c342f591652c49b9c2d750/FLAGcca0f2407 [2019-12-02 05:28:48,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/0d9a1819d/ac347abef8c342f591652c49b9c2d750 [2019-12-02 05:28:48,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 05:28:48,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 05:28:48,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 05:28:48,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 05:28:48,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 05:28:48,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0c192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48, skipping insertion in model container [2019-12-02 05:28:48,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 05:28:48,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 05:28:48,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:28:48,691 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 05:28:48,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:28:48,752 INFO L208 MainTranslator]: Completed translation [2019-12-02 05:28:48,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48 WrapperNode [2019-12-02 05:28:48,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 05:28:48,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 05:28:48,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 05:28:48,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 05:28:48,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 05:28:48,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 05:28:48,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 05:28:48,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 05:28:48,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... [2019-12-02 05:28:48,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 05:28:48,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 05:28:48,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 05:28:48,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 05:28:48,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:28:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 05:28:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 05:28:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 05:28:49,158 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 05:28:49,158 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-12-02 05:28:49,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:28:49 BoogieIcfgContainer [2019-12-02 05:28:49,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 05:28:49,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 05:28:49,160 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 05:28:49,166 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 05:28:49,167 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:28:49" (1/1) ... [2019-12-02 05:28:49,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 05:28:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 72 states and 83 transitions. [2019-12-02 05:28:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2019-12-02 05:28:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-02 05:28:49,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2019-12-02 05:28:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2019-12-02 05:28:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-02 05:28:49,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 72 states and 83 transitions. [2019-12-02 05:28:49,354 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2019-12-02 05:28:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-02 05:28:49,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 71 states and 82 transitions. [2019-12-02 05:28:49,460 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2019-12-02 05:28:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-02 05:28:49,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 70 states and 81 transitions. [2019-12-02 05:28:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2019-12-02 05:28:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-02 05:28:49,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 80 transitions. [2019-12-02 05:28:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2019-12-02 05:28:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-02 05:28:49,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2019-12-02 05:28:49,552 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2019-12-02 05:28:49,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-02 05:28:49,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2019-12-02 05:28:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2019-12-02 05:28:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 05:28:49,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2019-12-02 05:28:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2019-12-02 05:28:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 05:28:49,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2019-12-02 05:28:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2019-12-02 05:28:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-02 05:28:49,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2019-12-02 05:28:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2019-12-02 05:28:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-02 05:28:49,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2019-12-02 05:28:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2019-12-02 05:28:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 05:28:49,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:49,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2019-12-02 05:28:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2019-12-02 05:28:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 05:28:50,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:50,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2019-12-02 05:28:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2019-12-02 05:28:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 05:28:50,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 90 states and 114 transitions. [2019-12-02 05:28:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2019-12-02 05:28:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 05:28:51,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2019-12-02 05:28:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2019-12-02 05:28:52,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 05:28:52,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:53,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 102 states and 138 transitions. [2019-12-02 05:28:53,148 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 138 transitions. [2019-12-02 05:28:53,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 05:28:53,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:53,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 112 states and 154 transitions. [2019-12-02 05:28:53,880 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2019-12-02 05:28:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:53,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:54,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:54,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 112 states and 153 transitions. [2019-12-02 05:28:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 153 transitions. [2019-12-02 05:28:54,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:54,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2019-12-02 05:28:54,798 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2019-12-02 05:28:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:54,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 05:28:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 163 transitions. [2019-12-02 05:28:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2019-12-02 05:28:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:55,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 117 states and 172 transitions. [2019-12-02 05:28:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2019-12-02 05:28:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:56,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 05:28:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:56,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 174 transitions. [2019-12-02 05:28:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2019-12-02 05:28:56,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:56,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:56,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2019-12-02 05:28:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2019-12-02 05:28:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:28:56,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 05:28:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 120 states and 178 transitions. [2019-12-02 05:28:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 178 transitions. [2019-12-02 05:28:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 05:28:56,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 120 states and 177 transitions. [2019-12-02 05:28:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2019-12-02 05:28:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 05:28:57,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 121 states and 180 transitions. [2019-12-02 05:28:57,516 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 180 transitions. [2019-12-02 05:28:57,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 05:28:57,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:28:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 122 states and 180 transitions. [2019-12-02 05:28:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 180 transitions. [2019-12-02 05:28:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 05:28:57,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:28:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:28:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:28:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 132 states and 196 transitions. [2019-12-02 05:28:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2019-12-02 05:28:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 05:28:59,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:28:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 05:29:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:02,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2019-12-02 05:29:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2019-12-02 05:29:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 05:29:02,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 05:29:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 144 states and 235 transitions. [2019-12-02 05:29:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 235 transitions. [2019-12-02 05:29:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 05:29:04,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 05:29:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2019-12-02 05:29:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2019-12-02 05:29:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 05:29:05,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:29:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 156 states and 253 transitions. [2019-12-02 05:29:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 253 transitions. [2019-12-02 05:29:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 05:29:06,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:29:08,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 164 states and 261 transitions. [2019-12-02 05:29:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 261 transitions. [2019-12-02 05:29:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 05:29:08,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 53 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:29:10,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:10,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2019-12-02 05:29:10,383 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2019-12-02 05:29:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 05:29:10,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 05:29:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 166 states and 264 transitions. [2019-12-02 05:29:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 264 transitions. [2019-12-02 05:29:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 05:29:10,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 05:29:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 168 states and 269 transitions. [2019-12-02 05:29:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2019-12-02 05:29:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 05:29:11,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 05:29:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 170 states and 274 transitions. [2019-12-02 05:29:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 274 transitions. [2019-12-02 05:29:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 05:29:12,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 53 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:29:14,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 270 transitions. [2019-12-02 05:29:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 270 transitions. [2019-12-02 05:29:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 05:29:14,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 7 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:29:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 172 states and 273 transitions. [2019-12-02 05:29:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 273 transitions. [2019-12-02 05:29:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 05:29:15,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 7 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:29:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 109 states and 127 transitions. [2019-12-02 05:29:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2019-12-02 05:29:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 05:29:15,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:16,109 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 110 states and 130 transitions. [2019-12-02 05:29:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2019-12-02 05:29:17,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 05:29:17,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 05:29:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 111 states and 131 transitions. [2019-12-02 05:29:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2019-12-02 05:29:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 05:29:18,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:18,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 110 states and 130 transitions. [2019-12-02 05:29:18,842 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2019-12-02 05:29:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 05:29:18,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:19,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:19,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 112 states and 134 transitions. [2019-12-02 05:29:19,947 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 134 transitions. [2019-12-02 05:29:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 05:29:19,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2019-12-02 05:29:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2019-12-02 05:29:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 05:29:19,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2019-12-02 05:29:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2019-12-02 05:29:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 05:29:21,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2019-12-02 05:29:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2019-12-02 05:29:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 05:29:24,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2019-12-02 05:29:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2019-12-02 05:29:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 05:29:24,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:25,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:25,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 120 states and 151 transitions. [2019-12-02 05:29:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2019-12-02 05:29:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 05:29:25,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:25,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 119 states and 150 transitions. [2019-12-02 05:29:25,703 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2019-12-02 05:29:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 05:29:25,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:25,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 122 states and 154 transitions. [2019-12-02 05:29:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 154 transitions. [2019-12-02 05:29:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 05:29:25,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 121 states and 153 transitions. [2019-12-02 05:29:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 153 transitions. [2019-12-02 05:29:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 05:29:25,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:27,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 123 states and 156 transitions. [2019-12-02 05:29:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2019-12-02 05:29:27,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 05:29:27,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:27,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 122 states and 155 transitions. [2019-12-02 05:29:27,253 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 155 transitions. [2019-12-02 05:29:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 05:29:27,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:28,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 124 states and 158 transitions. [2019-12-02 05:29:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 158 transitions. [2019-12-02 05:29:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 05:29:28,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 05:29:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 128 states and 165 transitions. [2019-12-02 05:29:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 165 transitions. [2019-12-02 05:29:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 05:29:39,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:39,748 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:29:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 131 states and 168 transitions. [2019-12-02 05:29:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 168 transitions. [2019-12-02 05:29:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 05:29:40,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:40,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 130 states and 167 transitions. [2019-12-02 05:29:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 167 transitions. [2019-12-02 05:29:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 05:29:40,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 05:29:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 132 states and 170 transitions. [2019-12-02 05:29:43,099 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 170 transitions. [2019-12-02 05:29:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 05:29:43,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 50 proven. 32 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 05:29:55,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:55,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 137 states and 178 transitions. [2019-12-02 05:29:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 178 transitions. [2019-12-02 05:29:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 05:29:55,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 05:29:57,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:29:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 141 states and 184 transitions. [2019-12-02 05:29:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2019-12-02 05:29:57,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 05:29:57,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:29:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:29:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 05:30:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:30:01,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 147 states and 191 transitions. [2019-12-02 05:30:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2019-12-02 05:30:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 05:30:01,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:30:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:30:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 05:30:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-12-02 05:30:11,496 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-02 05:30:11,500 INFO L168 Benchmark]: Toolchain (without parser) took 83078.12 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 513.8 MB). Free memory was 935.5 MB in the beginning and 948.9 MB in the end (delta: -13.4 MB). Peak memory consumption was 500.4 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:11,500 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 05:30:11,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -192.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:11,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.17 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. [2019-12-02 05:30:11,501 INFO L168 Benchmark]: Boogie Preprocessor took 21.04 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. [2019-12-02 05:30:11,502 INFO L168 Benchmark]: RCFGBuilder took 353.91 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:11,502 INFO L168 Benchmark]: CodeCheck took 82338.48 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 364.4 MB). Free memory was 1.1 GB in the beginning and 948.9 MB in the end (delta: 129.2 MB). Peak memory consumption was 493.6 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:11,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -192.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.17 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 21.04 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 353.91 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. * CodeCheck took 82338.48 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 364.4 MB). Free memory was 1.1 GB in the beginning and 948.9 MB in the end (delta: 129.2 MB). Peak memory consumption was 493.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 05:30:12,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 05:30:12,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 05:30:12,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 05:30:12,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 05:30:12,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 05:30:12,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 05:30:12,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 05:30:12,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 05:30:12,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 05:30:12,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 05:30:12,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 05:30:12,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 05:30:12,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 05:30:12,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 05:30:12,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 05:30:12,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 05:30:12,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 05:30:12,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 05:30:12,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 05:30:12,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 05:30:12,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 05:30:12,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 05:30:12,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 05:30:12,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 05:30:12,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 05:30:12,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 05:30:12,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 05:30:12,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 05:30:12,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 05:30:12,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 05:30:12,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 05:30:12,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 05:30:12,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 05:30:12,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 05:30:12,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 05:30:12,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 05:30:12,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 05:30:12,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 05:30:12,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 05:30:12,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 05:30:12,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf [2019-12-02 05:30:12,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 05:30:12,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 05:30:12,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 05:30:12,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 05:30:12,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-02 05:30:12,893 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 05:30:12,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 05:30:12,894 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 05:30:12,895 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 05:30:12,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 05:30:12,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 05:30:12,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:30:12,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 05:30:12,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 05:30:12,896 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 05:30:12,896 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 05:30:12,896 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 05:30:12,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 05:30:12,896 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_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573d04c3ab16ffed1ccac6c6179d92b670a825d7 [2019-12-02 05:30:13,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 05:30:13,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 05:30:13,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 05:30:13,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 05:30:13,083 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 05:30:13,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/../../sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i [2019-12-02 05:30:13,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/9abad8307/18a06f595cb5465aa05f965877e23348/FLAG7cd568c56 [2019-12-02 05:30:13,600 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 05:30:13,600 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/sv-benchmarks/c/list-ext3-properties/dll_nullified-1.i [2019-12-02 05:30:13,610 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/9abad8307/18a06f595cb5465aa05f965877e23348/FLAG7cd568c56 [2019-12-02 05:30:14,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/data/9abad8307/18a06f595cb5465aa05f965877e23348 [2019-12-02 05:30:14,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 05:30:14,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 05:30:14,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 05:30:14,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 05:30:14,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 05:30:14,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f50487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14, skipping insertion in model container [2019-12-02 05:30:14,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 05:30:14,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 05:30:14,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:30:14,405 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 05:30:14,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:30:14,474 INFO L208 MainTranslator]: Completed translation [2019-12-02 05:30:14,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14 WrapperNode [2019-12-02 05:30:14,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 05:30:14,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 05:30:14,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 05:30:14,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 05:30:14,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 05:30:14,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 05:30:14,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 05:30:14,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 05:30:14,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... [2019-12-02 05:30:14,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 05:30:14,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 05:30:14,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 05:30:14,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 05:30:14,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6fe5226d-cd65-42f8-a73a-52c11b0790db/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:30:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-02 05:30:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-02 05:30:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-02 05:30:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-02 05:30:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 05:30:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-02 05:30:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 05:30:14,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 05:30:15,044 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 05:30:15,044 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-12-02 05:30:15,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:30:15 BoogieIcfgContainer [2019-12-02 05:30:15,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 05:30:15,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 05:30:15,046 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 05:30:15,052 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 05:30:15,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:30:15" (1/1) ... [2019-12-02 05:30:15,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 05:30:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:30:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 72 states and 83 transitions. [2019-12-02 05:30:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2019-12-02 05:30:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-02 05:30:15,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:30:15,121 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-02 05:30:15,124 INFO L168 Benchmark]: Toolchain (without parser) took 1001.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -90.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:15,125 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. [2019-12-02 05:30:15,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:15,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.42 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. [2019-12-02 05:30:15,126 INFO L168 Benchmark]: Boogie Preprocessor took 22.66 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. [2019-12-02 05:30:15,126 INFO L168 Benchmark]: RCFGBuilder took 513.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:15,127 INFO L168 Benchmark]: CodeCheck took 77.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-02 05:30:15,130 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 350.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.66 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 513.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * CodeCheck took 77.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...