./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 ....................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 ......................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:47:29,930 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:47:29,931 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:47:29,942 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:47:29,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:47:29,943 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:47:29,944 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:47:29,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:47:29,947 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:47:29,948 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:47:29,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:47:29,949 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:47:29,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:47:29,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:47:29,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:47:29,952 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:47:29,953 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:47:29,954 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:47:29,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:47:29,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:47:29,958 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:47:29,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:47:29,962 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:47:29,962 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:47:29,962 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:47:29,963 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:47:29,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:47:29,964 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:47:29,965 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:47:29,967 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:47:29,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:47:29,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:47:29,968 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:47:29,968 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:47:29,969 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:47:29,969 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:47:29,970 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 02:47:29,982 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:47:29,982 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:47:29,983 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:47:29,983 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 02:47:29,984 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:47:29,984 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:47:29,984 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:47:29,984 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:47:29,985 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:47:29,985 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:47:29,985 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:47:29,985 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:47:29,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:47:29,986 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:47:29,986 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:47:29,987 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:47:29,987 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:47:29,987 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 02:47:29,987 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 02:47:29,988 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:47:29,988 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:47:29,988 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 02:47:29,988 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:47:29,988 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:47:29,989 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:47:29,989 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 02:47:29,989 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:47:29,989 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:47:29,989 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 [2018-11-10 02:47:30,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:47:30,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:47:30,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:47:30,031 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:47:30,032 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:47:30,032 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c [2018-11-10 02:47:30,077 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/edd3bbc02/73442d51cd2a4a48b41eb7490f275c0a/FLAG3e3a5ed68 [2018-11-10 02:47:30,439 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:47:30,439 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c [2018-11-10 02:47:30,444 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/edd3bbc02/73442d51cd2a4a48b41eb7490f275c0a/FLAG3e3a5ed68 [2018-11-10 02:47:30,454 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/edd3bbc02/73442d51cd2a4a48b41eb7490f275c0a [2018-11-10 02:47:30,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:47:30,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:47:30,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:47:30,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:47:30,463 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:47:30,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dabe3ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30, skipping insertion in model container [2018-11-10 02:47:30,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:47:30,490 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:47:30,624 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:47:30,626 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:47:30,639 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:47:30,654 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:47:30,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30 WrapperNode [2018-11-10 02:47:30,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:47:30,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:47:30,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:47:30,655 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:47:30,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:47:30,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:47:30,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:47:30,682 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:47:30,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:47:30,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:47:30,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:47:30,696 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:47:30,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/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 [2018-11-10 02:47:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:47:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:47:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:47:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:47:30,926 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:47:30,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:47:30 BoogieIcfgContainer [2018-11-10 02:47:30,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:47:30,927 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 02:47:30,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 02:47:30,937 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 02:47:30,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:47:30" (1/1) ... [2018-11-10 02:47:30,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:47:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-11-10 02:47:30,987 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-11-10 02:47:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 02:47:30,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:47:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:47:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-10 02:47:31,087 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-10 02:47:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 02:47:31,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:47:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:47:31,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2018-11-10 02:47:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2018-11-10 02:47:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 02:47:31,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:47:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:47:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:47:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:47:31,210 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-10 02:47:31,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 02:47:31 ImpRootNode [2018-11-10 02:47:31,236 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 02:47:31,236 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 02:47:31,236 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 02:47:31,236 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 02:47:31,237 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:47:30" (3/4) ... [2018-11-10 02:47:31,239 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 02:47:31,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 02:47:31,240 INFO L168 Benchmark]: Toolchain (without parser) took 782.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:47:31,242 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:47:31,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.76 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 943.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 02:47:31,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.37 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:47:31,244 INFO L168 Benchmark]: Boogie Preprocessor took 14.11 ms. Allocated memory is still 1.0 GB. Free memory is still 940.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:47:31,244 INFO L168 Benchmark]: RCFGBuilder took 230.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-10 02:47:31,244 INFO L168 Benchmark]: CodeCheck took 308.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:47:31,245 INFO L168 Benchmark]: Witness Printer took 3.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 02:47:31,248 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 28 SDtfs, 4 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 85 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 20. Possible FailurePath: [L12] float x = 12.f; [L13] float x1 = 12.f; [L14] float y = 16.f; [L15] float y1 = 16.f; [L16] int i; [L17] i = 0 [L17] COND TRUE i < 100000 [L18] x = x1 [L19] y = y1 [L20] x1 = 3.f * x / 4.f + y / 4.f [L21] y1 = x / 4.f + 3.f * y / 4.f [L23] CALL __VERIFIER_assert(x1 >= 0.f && x1 <= 100.f) VAL [\old(cond)=0] [L8] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L8] __VERIFIER_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 194.76 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 943.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.37 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.11 ms. Allocated memory is still 1.0 GB. Free memory is still 940.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 230.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 308.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:47:33,045 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:47:33,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:47:33,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:47:33,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:47:33,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:47:33,058 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:47:33,059 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:47:33,060 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:47:33,061 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:47:33,062 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:47:33,062 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:47:33,063 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:47:33,064 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:47:33,065 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:47:33,066 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:47:33,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:47:33,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:47:33,071 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:47:33,072 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:47:33,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:47:33,074 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:47:33,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:47:33,077 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:47:33,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:47:33,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:47:33,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:47:33,080 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:47:33,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:47:33,082 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:47:33,082 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:47:33,083 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:47:33,083 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:47:33,083 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:47:33,084 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:47:33,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:47:33,084 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 02:47:33,098 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:47:33,098 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:47:33,099 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:47:33,099 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 02:47:33,100 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:47:33,100 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:47:33,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:47:33,100 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:47:33,101 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:47:33,101 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:47:33,101 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:47:33,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:47:33,102 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:47:33,103 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 02:47:33,103 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 02:47:33,103 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:47:33,103 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:47:33,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:47:33,103 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 02:47:33,104 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 02:47:33,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:47:33,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:47:33,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 02:47:33,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:47:33,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 02:47:33,105 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 [2018-11-10 02:47:33,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:47:33,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:47:33,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:47:33,157 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:47:33,158 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:47:33,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c [2018-11-10 02:47:33,213 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/2aec59c0e/82042140f7c4474aab3dea0f9705a54f/FLAG3aae84a96 [2018-11-10 02:47:33,582 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:47:33,582 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/sv-benchmarks/c/float-benchs/zonotope_2_true-unreach-call_true-termination.c [2018-11-10 02:47:33,588 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/2aec59c0e/82042140f7c4474aab3dea0f9705a54f/FLAG3aae84a96 [2018-11-10 02:47:33,598 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/ukojak/data/2aec59c0e/82042140f7c4474aab3dea0f9705a54f [2018-11-10 02:47:33,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:47:33,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:47:33,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:47:33,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:47:33,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:47:33,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24051e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33, skipping insertion in model container [2018-11-10 02:47:33,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:47:33,635 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:47:33,786 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:47:33,791 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:47:33,806 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:47:33,817 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:47:33,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33 WrapperNode [2018-11-10 02:47:33,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:47:33,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:47:33,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:47:33,818 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:47:33,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:47:33,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:47:33,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:47:33,843 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:47:33,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... [2018-11-10 02:47:33,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:47:33,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:47:33,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:47:33,860 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:47:33,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:47:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf7008a2-0874-48d0-811b-5518b1a56a4d/bin-2019/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 [2018-11-10 02:47:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:47:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:47:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:47:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:47:35,315 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:47:35,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:47:35 BoogieIcfgContainer [2018-11-10 02:47:35,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:47:35,316 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 02:47:35,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 02:47:35,327 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 02:47:35,328 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:47:35" (1/1) ... [2018-11-10 02:47:35,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:47:35,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:35,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-11-10 02:47:35,375 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-11-10 02:47:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 02:47:35,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:35,426 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:47:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:47:35,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:47:35,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:47:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-10 02:47:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-10 02:47:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 02:47:35,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:35,487 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:47:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:47:35,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:47:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:47:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:47:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2018-11-10 02:47:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2018-11-10 02:47:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 02:47:45,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:47:45,748 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:47:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:47:49,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:47:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:48:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:48:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2018-11-10 02:48:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2018-11-10 02:48:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 02:48:45,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:48:45,276 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:48:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:48:47,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:48:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:49:19,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:49:19,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2018-11-10 02:49:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2018-11-10 02:49:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 02:49:19,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:49:19,187 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:49:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:49:19,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 02:49:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 02:49:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 02:49:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-11-10 02:49:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-11-10 02:49:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 02:49:42,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 02:49:42,671 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 02:49:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 02:49:53,057 FATAL L292 ToolchainWalker]: 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:508) 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) [2018-11-10 02:49:53,061 INFO L168 Benchmark]: Toolchain (without parser) took 139458.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 949.7 MB in the beginning and 932.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 156.5 MB. Max. memory is 11.5 GB. [2018-11-10 02:49:53,062 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:49:53,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.56 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:49:53,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.95 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:49:53,065 INFO L168 Benchmark]: Boogie Preprocessor took 16.85 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:49:53,065 INFO L168 Benchmark]: RCFGBuilder took 1455.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:49:53,066 INFO L168 Benchmark]: CodeCheck took 137743.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.7 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:49:53,070 INFO L336 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:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 213.56 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.95 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.85 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1455.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 137743.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.7 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...