./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5aacf5aa4ae22fc13141047610dda3ea2a2cbccf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5aacf5aa4ae22fc13141047610dda3ea2a2cbccf .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:21:07,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:21:07,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:21:07,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:21:07,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:21:07,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:21:07,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:21:07,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:21:07,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:21:07,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:21:07,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:21:07,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:21:07,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:21:07,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:21:07,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:21:07,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:21:07,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:21:07,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:21:07,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:21:07,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:21:07,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:21:08,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:21:08,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:21:08,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:21:08,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:21:08,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:21:08,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:21:08,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:21:08,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:21:08,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:21:08,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:21:08,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:21:08,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:21:08,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:21:08,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:21:08,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:21:08,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:21:08,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:21:08,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:21:08,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:21:08,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:21:08,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:21:08,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:21:08,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:21:08,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:21:08,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:21:08,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:21:08,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:21:08,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:21:08,128 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:21:08,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:21:08,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:21:08,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:21:08,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:21:08,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:21:08,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:21:08,130 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:21:08,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:21:08,131 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:21:08,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:21:08,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:21:08,132 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:21:08,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:21:08,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:21:08,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:21:08,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:21:08,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:21:08,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:21:08,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:21:08,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:21:08,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:21:08,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5aacf5aa4ae22fc13141047610dda3ea2a2cbccf [2020-12-01 17:21:08,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:21:08,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:21:08,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:21:08,641 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:21:08,648 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:21:08,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2020-12-01 17:21:08,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/3d48d9f34/73545735177f4f979dade026c7877205/FLAGc0c006550 [2020-12-01 17:21:09,776 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:21:09,781 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2020-12-01 17:21:09,798 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/3d48d9f34/73545735177f4f979dade026c7877205/FLAGc0c006550 [2020-12-01 17:21:10,044 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/3d48d9f34/73545735177f4f979dade026c7877205 [2020-12-01 17:21:10,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:21:10,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:21:10,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:21:10,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:21:10,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:21:10,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255d3863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10, skipping insertion in model container [2020-12-01 17:21:10,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:21:10,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:21:10,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:21:10,472 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:21:10,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:21:10,543 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:21:10,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10 WrapperNode [2020-12-01 17:21:10,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:21:10,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:21:10,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:21:10,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:21:10,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:21:10,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:21:10,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:21:10,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:21:10,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... [2020-12-01 17:21:10,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:21:10,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:21:10,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:21:10,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:21:10,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:21:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:21:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:21:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:21:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:21:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:21:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 17:21:10,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 17:21:11,656 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:21:11,657 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 17:21:11,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:21:11 BoogieIcfgContainer [2020-12-01 17:21:11,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:21:11,663 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:21:11,663 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:21:11,679 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:21:11,680 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:21:11" (1/1) ... [2020-12-01 17:21:11,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:21:11,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2020-12-01 17:21:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2020-12-01 17:21:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:21:11,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:21:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:12,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2020-12-01 17:21:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2020-12-01 17:21:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:21:12,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:21:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:12,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2020-12-01 17:21:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2020-12-01 17:21:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:21:12,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:12,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:21:13,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:13,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2020-12-01 17:21:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2020-12-01 17:21:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:21:13,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:21:14,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:14,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2020-12-01 17:21:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2020-12-01 17:21:14,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:21:14,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:14,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 22 conjunts are in the unsatisfiable core [2020-12-01 17:21:14,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:21:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2020-12-01 17:21:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2020-12-01 17:21:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:21:18,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:18,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 17:21:18,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:21:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2020-12-01 17:21:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2020-12-01 17:21:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:21:22,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:22,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 17:21:22,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:21:26,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 52 states and 109 transitions. [2020-12-01 17:21:26,126 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 109 transitions. [2020-12-01 17:21:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:21:26,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:26,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 17:21:26,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:26,389 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:21:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 114 transitions. [2020-12-01 17:21:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2020-12-01 17:21:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:21:27,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:27,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 17:21:27,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:21:31,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 58 states and 126 transitions. [2020-12-01 17:21:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 126 transitions. [2020-12-01 17:21:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:21:31,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:32,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 17:21:32,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:21:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 60 states and 128 transitions. [2020-12-01 17:21:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 128 transitions. [2020-12-01 17:21:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:21:33,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:33,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 28 conjunts are in the unsatisfiable core [2020-12-01 17:21:33,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:21:36,272 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2020-12-01 17:21:37,737 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2020-12-01 17:21:42,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 66 states and 146 transitions. [2020-12-01 17:21:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 146 transitions. [2020-12-01 17:21:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:21:42,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:42,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 28 conjunts are in the unsatisfiable core [2020-12-01 17:21:42,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:21:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 68 states and 147 transitions. [2020-12-01 17:21:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 147 transitions. [2020-12-01 17:21:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 17:21:45,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:45,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 17:21:45,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:21:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 71 states and 163 transitions. [2020-12-01 17:21:47,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 163 transitions. [2020-12-01 17:21:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 17:21:47,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:47,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:21:47,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:21:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:21:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 76 states and 179 transitions. [2020-12-01 17:21:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 179 transitions. [2020-12-01 17:21:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:21:55,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:21:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:21:55,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 17:21:55,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:21:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:22:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 78 states and 186 transitions. [2020-12-01 17:22:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 186 transitions. [2020-12-01 17:22:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:01,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:01,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 17:22:01,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:22:04,396 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2020-12-01 17:22:06,213 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2020-12-01 17:22:08,375 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2020-12-01 17:22:12,677 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2020-12-01 17:22:15,707 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2020-12-01 17:22:17,607 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2020-12-01 17:22:19,527 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2020-12-01 17:22:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:20,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 85 states and 219 transitions. [2020-12-01 17:22:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 219 transitions. [2020-12-01 17:22:20,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:20,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 17:22:21,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:21,954 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:22:32,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 95 states and 293 transitions. [2020-12-01 17:22:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 293 transitions. [2020-12-01 17:22:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:32,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:32,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 17:22:32,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:32,624 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:22:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 98 states and 305 transitions. [2020-12-01 17:22:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 305 transitions. [2020-12-01 17:22:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:39,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:39,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 17:22:39,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:22:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 101 states and 306 transitions. [2020-12-01 17:22:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 306 transitions. [2020-12-01 17:22:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:49,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:49,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 17:22:49,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:22:52,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 101 states and 305 transitions. [2020-12-01 17:22:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 305 transitions. [2020-12-01 17:22:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:53,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:53,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 17:22:53,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:22:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:22:54,396 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2020-12-01 17:22:55,334 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-12-01 17:22:57,888 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-12-01 17:22:58,688 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2020-12-01 17:23:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 101 states and 304 transitions. [2020-12-01 17:23:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 304 transitions. [2020-12-01 17:23:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:23:00,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:23:00,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 17:23:00,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:23:01,642 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:23:06,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:06,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 103 states and 313 transitions. [2020-12-01 17:23:06,130 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 313 transitions. [2020-12-01 17:23:06,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:23:06,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:23:06,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 17:23:06,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:23:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-12-01 17:23:19,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:19,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 106 states and 323 transitions. [2020-12-01 17:23:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 323 transitions. [2020-12-01 17:23:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:23:19,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:23:19,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 17:23:19,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:23:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-12-01 17:23:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 108 states and 328 transitions. [2020-12-01 17:23:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 328 transitions. [2020-12-01 17:23:30,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:23:30,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:23:30,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 17:23:30,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:23:31,195 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-12-01 17:23:36,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:23:36,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 110 states and 330 transitions. [2020-12-01 17:23:36,586 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 330 transitions. [2020-12-01 17:23:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:23:36,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:23:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:23:36,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 17:23:36,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:23:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 17:23:38,898 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 23 [2020-12-01 17:23:40,613 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 17:23:43,372 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 17:23:44,182 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 23 [2020-12-01 17:23:47,910 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 17:23:54,858 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-01 17:23:58,203 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 17:23:59,250 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-01 17:24:01,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:24:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 115 states and 353 transitions. [2020-12-01 17:24:01,226 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 353 transitions. [2020-12-01 17:24:01,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:24:01,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:24:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:24:01,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 17:24:01,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:24:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 17:24:02,482 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 17:24:03,139 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-01 17:24:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:24:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 118 states and 356 transitions. [2020-12-01 17:24:13,190 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 356 transitions. [2020-12-01 17:24:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:24:13,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:24:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:24:13,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 17:24:13,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:24:13,446 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 17:24:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:24:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 120 states and 357 transitions. [2020-12-01 17:24:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 357 transitions. [2020-12-01 17:24:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:24:20,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:24:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:24:20,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 17:24:20,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:24:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:24:28,654 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-01 17:24:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:24:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 125 states and 379 transitions. [2020-12-01 17:24:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 379 transitions. [2020-12-01 17:24:47,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:24:47,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:24:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:24:47,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-01 17:24:47,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:24:51,567 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-01 17:24:52,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:24:52,976 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:24:52,986 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 17:24:53,094 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 17:24:53,229 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 17:24:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-01 17:24:54,372 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2020-12-01 17:24:57,585 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-12-01 17:25:02,363 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2020-12-01 17:25:03,883 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-12-01 17:25:09,003 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2020-12-01 17:25:10,662 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-01 17:25:16,776 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 17:25:21,680 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-12-01 17:25:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 133 states and 420 transitions. [2020-12-01 17:25:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 420 transitions. [2020-12-01 17:25:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:25:39,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:39,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2020-12-01 17:25:39,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:25:43,782 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:25:43,796 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 17:25:43,803 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 17:25:43,831 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.addTraceCheckData(CegarLoopStatisticsGenerator.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:460) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:25:43,837 INFO L168 Benchmark]: Toolchain (without parser) took 273784.68 ms. Allocated memory was 94.4 MB in the beginning and 224.4 MB in the end (delta: 130.0 MB). Free memory was 66.0 MB in the beginning and 139.4 MB in the end (delta: -73.4 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,837 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 94.4 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:43,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.84 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 65.7 MB in the beginning and 104.0 MB in the end (delta: -38.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.64 ms. Allocated memory is still 127.9 MB. Free memory was 104.0 MB in the beginning and 102.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,840 INFO L168 Benchmark]: Boogie Preprocessor took 89.95 ms. Allocated memory is still 127.9 MB. Free memory was 102.5 MB in the beginning and 101.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,841 INFO L168 Benchmark]: RCFGBuilder took 931.08 ms. Allocated memory is still 127.9 MB. Free memory was 101.0 MB in the beginning and 81.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,842 INFO L168 Benchmark]: CodeCheck took 272172.62 ms. Allocated memory was 127.9 MB in the beginning and 224.4 MB in the end (delta: 96.5 MB). Free memory was 81.6 MB in the beginning and 139.4 MB in the end (delta: -57.9 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:43,847 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 94.4 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 484.84 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 65.7 MB in the beginning and 104.0 MB in the end (delta: -38.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.64 ms. Allocated memory is still 127.9 MB. Free memory was 104.0 MB in the beginning and 102.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.95 ms. Allocated memory is still 127.9 MB. Free memory was 102.5 MB in the beginning and 101.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 931.08 ms. Allocated memory is still 127.9 MB. Free memory was 101.0 MB in the beginning and 81.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 272172.62 ms. Allocated memory was 127.9 MB in the beginning and 224.4 MB in the end (delta: 96.5 MB). Free memory was 81.6 MB in the beginning and 139.4 MB in the end (delta: -57.9 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:25:47,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:25:47,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:25:47,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:25:47,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:25:47,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:25:47,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:25:47,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:25:47,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:25:47,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:25:47,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:25:47,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:25:47,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:25:47,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:25:47,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:25:47,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:25:47,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:25:47,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:25:47,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:25:47,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:25:47,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:25:47,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:25:47,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:25:47,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:25:47,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:25:47,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:25:47,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:25:47,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:25:47,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:25:47,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:25:47,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:25:47,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:25:47,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:25:47,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:25:47,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:25:47,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:25:47,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:25:47,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:25:47,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:25:47,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:25:47,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:25:47,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:25:47,271 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:25:47,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:25:47,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:25:47,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:25:47,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:25:47,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:25:47,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:25:47,279 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:25:47,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:25:47,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:25:47,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:25:47,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:25:47,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:25:47,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:25:47,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:25:47,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:25:47,284 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:25:47,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:25:47,284 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:25:47,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:25:47,285 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:25:47,286 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:25:47,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:25:47,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:25:47,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:25:47,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:25:47,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:25:47,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:25:47,288 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:25:47,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:25:47,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:25:47,289 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:25:47,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:25:47,290 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5aacf5aa4ae22fc13141047610dda3ea2a2cbccf [2020-12-01 17:25:47,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:25:47,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:25:47,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:25:47,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:25:47,870 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:25:47,872 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2020-12-01 17:25:47,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/e2c6af707/b6cc1cc7053646e1b9eafe91b767cb1d/FLAG7474e0415 [2020-12-01 17:25:48,710 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:25:48,711 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2020-12-01 17:25:48,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/e2c6af707/b6cc1cc7053646e1b9eafe91b767cb1d/FLAG7474e0415 [2020-12-01 17:25:49,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/data/e2c6af707/b6cc1cc7053646e1b9eafe91b767cb1d [2020-12-01 17:25:49,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:25:49,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:25:49,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:25:49,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:25:49,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:25:49,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3852d84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49, skipping insertion in model container [2020-12-01 17:25:49,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:25:49,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:25:49,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:25:49,424 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:25:49,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:25:49,503 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:25:49,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49 WrapperNode [2020-12-01 17:25:49,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:25:49,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:25:49,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:25:49,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:25:49,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:25:49,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:25:49,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:25:49,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:25:49,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... [2020-12-01 17:25:49,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:25:49,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:25:49,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:25:49,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:25:49,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1b79482c-69e4-480b-bc43-01ca36ae43b5/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:25:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:25:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:25:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:25:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:25:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 17:25:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 17:25:51,389 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:25:51,390 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 17:25:51,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:25:51 BoogieIcfgContainer [2020-12-01 17:25:51,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:25:51,394 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:25:51,395 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:25:51,409 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:25:51,409 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:25:51" (1/1) ... [2020-12-01 17:25:51,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:25:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2020-12-01 17:25:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2020-12-01 17:25:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:25:51,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:51,561 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:25:51,574 INFO L168 Benchmark]: Toolchain (without parser) took 2509.31 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.8 MB in the beginning and 40.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:51,577 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:51,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.23 ms. Allocated memory is still 54.5 MB. Free memory was 32.6 MB in the beginning and 22.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:51,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.62 ms. Allocated memory is still 54.5 MB. Free memory was 22.2 MB in the beginning and 20.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:51,583 INFO L168 Benchmark]: Boogie Preprocessor took 66.15 ms. Allocated memory is still 54.5 MB. Free memory was 38.2 MB in the beginning and 37.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:51,585 INFO L168 Benchmark]: RCFGBuilder took 1722.70 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 36.9 MB in the beginning and 45.5 MB in the end (delta: -8.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:51,586 INFO L168 Benchmark]: CodeCheck took 174.19 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 40.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:51,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 440.23 ms. Allocated memory is still 54.5 MB. Free memory was 32.6 MB in the beginning and 22.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.62 ms. Allocated memory is still 54.5 MB. Free memory was 22.2 MB in the beginning and 20.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.15 ms. Allocated memory is still 54.5 MB. Free memory was 38.2 MB in the beginning and 37.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1722.70 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 36.9 MB in the beginning and 45.5 MB in the end (delta: -8.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * CodeCheck took 174.19 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 40.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...