./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu --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 a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:50,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:50,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:50,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:50,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:50,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:50,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:50,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:50,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:50,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:50,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:50,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:50,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:50,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:50,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:50,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:50,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:50,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:50,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:50,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:50,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:50,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:50,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:50,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:50,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:50,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:50,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:50,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:50,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:50,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:50,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:50,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:50,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:50,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:50,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:50,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:50,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:50,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:50,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:50,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:50,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:50,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:50,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:50,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:50,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:50,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:50,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:50,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:50,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:50,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:50,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:50,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:50,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:50,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:50,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:50,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:50,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:50,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:50,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:50,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:50,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:50,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:50,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:50,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:50,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:50,620 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_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-23 15:57:50,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:50,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:50,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:50,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:50,896 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:50,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 15:57:50,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/6410af030/1af29081264e44c78d51c3ae853595cc/FLAG0c8fc570c [2021-11-23 15:57:51,427 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:51,428 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 15:57:51,440 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/6410af030/1af29081264e44c78d51c3ae853595cc/FLAG0c8fc570c [2021-11-23 15:57:51,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/6410af030/1af29081264e44c78d51c3ae853595cc [2021-11-23 15:57:51,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:51,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:51,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:51,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:51,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:51,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d93b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51, skipping insertion in model container [2021-11-23 15:57:51,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:51,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:52,005 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 15:57:52,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:52,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:52,040 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 15:57:52,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:52,058 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:52,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52 WrapperNode [2021-11-23 15:57:52,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:52,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:52,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:52,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:52,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,100 INFO L137 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 108 [2021-11-23 15:57:52,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:52,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:52,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:52,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:52,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:52,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:52,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:52,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:52,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:52,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:52,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:52,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:52,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:52,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:52,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:57:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:57:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:52,286 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:52,288 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:52,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:52,456 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:52,456 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:52,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:52 BoogieIcfgContainer [2021-11-23 15:57:52,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:52,460 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:52,460 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:52,471 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:52,472 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:52,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 15:57:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 15:57:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:57:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,583 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 15:57:52,588 INFO L158 Benchmark]: Toolchain (without parser) took 788.17ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 55.4MB in the beginning and 63.7MB in the end (delta: -8.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:52,589 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:52,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.25ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 55.1MB in the beginning and 83.6MB in the end (delta: -28.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:52,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.46ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:52,592 INFO L158 Benchmark]: Boogie Preprocessor took 26.17ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:52,593 INFO L158 Benchmark]: RCFGBuilder took 330.96ms. Allocated memory is still 109.1MB. Free memory was 80.7MB in the beginning and 69.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:52,594 INFO L158 Benchmark]: CodeCheck took 125.48ms. Allocated memory is still 109.1MB. Free memory was 69.8MB in the beginning and 63.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:52,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real 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 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.25ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 55.1MB in the beginning and 83.6MB in the end (delta: -28.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.46ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.17ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.96ms. Allocated memory is still 109.1MB. Free memory was 80.7MB in the beginning and 69.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 125.48ms. Allocated memory is still 109.1MB. Free memory was 69.8MB in the beginning and 63.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:52,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu --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 a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:55,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:55,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:55,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:55,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:55,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:55,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:55,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:55,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:55,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:55,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:55,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:55,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:55,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:55,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:55,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:55,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:55,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:55,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:55,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:55,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:55,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:55,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:55,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:55,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:55,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:55,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:55,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:55,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:55,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:55,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:55,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:55,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:55,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:55,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:55,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:55,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:55,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:55,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:55,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:55,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:55,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:55,362 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:55,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:55,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:55,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:55,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:55,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:55,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:55,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:55,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:55,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:55,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:55,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:55,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:55,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:55,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:55,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:55,370 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:55,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:55,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:55,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:55,371 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:55,371 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:55,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:55,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:55,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:55,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:55,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:55,373 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:55,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:55,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:55,374 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:55,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:55,374 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_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-23 15:57:55,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:55,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:55,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:55,765 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:55,768 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:55,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 15:57:55,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/43d6b8931/845cac35eeac49d9a17579fff329a478/FLAG92a98c0a9 [2021-11-23 15:57:56,391 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:56,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 15:57:56,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/43d6b8931/845cac35eeac49d9a17579fff329a478/FLAG92a98c0a9 [2021-11-23 15:57:56,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/data/43d6b8931/845cac35eeac49d9a17579fff329a478 [2021-11-23 15:57:56,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:56,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:56,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:56,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:56,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:56,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce03268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56, skipping insertion in model container [2021-11-23 15:57:56,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:56,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:56,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 15:57:56,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:56,964 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:56,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 15:57:56,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:57,005 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:57,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57 WrapperNode [2021-11-23 15:57:57,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:57,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:57,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:57,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:57,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,049 INFO L137 Inliner]: procedures = 19, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2021-11-23 15:57:57,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:57,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:57,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:57,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:57,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:57,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:57,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:57,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:57,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:57,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:57,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:57,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:57,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:57:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:57:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:57,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:57,239 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:57,240 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:58,724 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:58,755 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:58,755 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:58,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:58 BoogieIcfgContainer [2021-11-23 15:57:58,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:58,759 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:58,759 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:58,768 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:58,769 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:58" (1/1) ... [2021-11-23 15:57:58,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 15:57:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 15:57:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:57:58,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,908 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 15:57:58,913 INFO L158 Benchmark]: Toolchain (without parser) took 2179.78ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 29.1MB in the beginning and 47.4MB in the end (delta: -18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:58,915 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:58,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.74ms. Allocated memory is still 52.4MB. Free memory was 29.0MB in the beginning and 29.2MB in the end (delta: -233.8kB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:58,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.28ms. Allocated memory is still 52.4MB. Free memory was 29.1MB in the beginning and 27.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:58,918 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 52.4MB. Free memory was 27.4MB in the beginning and 26.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:58,919 INFO L158 Benchmark]: RCFGBuilder took 1675.91ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 25.8MB in the beginning and 36.2MB in the end (delta: -10.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:58,920 INFO L158 Benchmark]: CodeCheck took 150.95ms. Allocated memory is still 65.0MB. Free memory was 35.9MB in the beginning and 47.4MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:58,931 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 0.27ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.74ms. Allocated memory is still 52.4MB. Free memory was 29.0MB in the beginning and 29.2MB in the end (delta: -233.8kB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.28ms. Allocated memory is still 52.4MB. Free memory was 29.1MB in the beginning and 27.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 52.4MB. Free memory was 27.4MB in the beginning and 26.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1675.91ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 25.8MB in the beginning and 36.2MB in the end (delta: -10.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * CodeCheck took 150.95ms. Allocated memory is still 65.0MB. Free memory was 35.9MB in the beginning and 47.4MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:58,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed01b9b4-d49e-4c7e-9d79-2405c30240ca/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared