./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL --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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:09:32,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:09:32,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:09:32,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:09:32,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:09:32,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:09:32,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:09:32,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:09:32,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:09:32,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:09:32,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:09:32,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:09:32,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:09:32,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:09:32,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:09:32,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:09:32,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:09:32,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:09:32,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:09:32,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:09:32,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:09:32,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:09:32,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:09:32,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:09:32,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:09:32,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:09:32,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:09:32,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:09:32,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:09:32,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:09:32,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:09:32,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:09:32,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:09:32,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:09:32,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:09:32,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:09:32,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:09:32,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:09:32,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:09:32,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:09:32,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:09:32,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:09:32,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:09:32,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:09:32,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:09:32,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:09:32,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:09:32,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:09:32,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:09:32,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:09:32,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:09:32,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:09:32,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:09:32,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:09:32,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:09:32,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:09:32,182 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:09:32,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:09:32,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:09:32,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:09:32,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:09:32,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:09:32,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:09:32,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:32,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:09:32,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:09:32,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:09:32,185 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:09:32,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:09:32,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:09:32,187 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-25 07:09:32,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:09:32,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:09:32,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:09:32,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:09:32,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:09:32,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-25 07:09:32,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/69cf07229/846c96094dc14a9dacc7b4d60e4319bf/FLAGb6abe881a [2021-11-25 07:09:33,063 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:09:33,064 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-25 07:09:33,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/69cf07229/846c96094dc14a9dacc7b4d60e4319bf/FLAGb6abe881a [2021-11-25 07:09:33,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/69cf07229/846c96094dc14a9dacc7b4d60e4319bf [2021-11-25 07:09:33,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:09:33,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:09:33,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:33,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:09:33,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:09:33,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4517abda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33, skipping insertion in model container [2021-11-25 07:09:33,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:09:33,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:09:33,678 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-25 07:09:33,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:33,690 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:09:33,712 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-25 07:09:33,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:33,729 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:09:33,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33 WrapperNode [2021-11-25 07:09:33,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:33,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:33,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:09:33,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:09:33,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,773 INFO L137 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2021-11-25 07:09:33,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:33,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:09:33,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:09:33,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:09:33,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:09:33,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:09:33,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:09:33,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:09:33,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:33" (1/1) ... [2021-11-25 07:09:33,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:33,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:09:33,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:09:33,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:09:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:09:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:09:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:09:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-25 07:09:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:09:33,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:09:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-25 07:09:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:09:33,997 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:09:33,998 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:09:34,155 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:09:34,168 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:09:34,168 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:09:34,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:34 BoogieIcfgContainer [2021-11-25 07:09:34,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:09:34,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:09:34,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:09:34,182 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:09:34,183 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:34" (1/1) ... [2021-11-25 07:09:34,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:09:34,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-25 07:09:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-25 07:09:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:09:34,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:34,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:34,284 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) [2021-11-25 07:09:34,287 INFO L158 Benchmark]: Toolchain (without parser) took 831.10ms. Allocated memory is still 132.1MB. Free memory was 96.7MB in the beginning and 86.3MB in the end (delta: 10.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-25 07:09:34,288 INFO L158 Benchmark]: CDTParser took 1.62ms. Allocated memory is still 132.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:09:34,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.06ms. Allocated memory is still 132.1MB. Free memory was 96.3MB in the beginning and 107.7MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:09:34,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.10ms. Allocated memory is still 132.1MB. Free memory was 107.7MB in the beginning and 105.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:09:34,290 INFO L158 Benchmark]: Boogie Preprocessor took 30.14ms. Allocated memory is still 132.1MB. Free memory was 105.7MB in the beginning and 104.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:09:34,291 INFO L158 Benchmark]: RCFGBuilder took 366.02ms. Allocated memory is still 132.1MB. Free memory was 104.5MB in the beginning and 92.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:09:34,292 INFO L158 Benchmark]: CodeCheck took 114.07ms. Allocated memory is still 132.1MB. Free memory was 92.3MB in the beginning and 86.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:09:34,296 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 1.62ms. Allocated memory is still 132.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.06ms. Allocated memory is still 132.1MB. Free memory was 96.3MB in the beginning and 107.7MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.10ms. Allocated memory is still 132.1MB. Free memory was 107.7MB in the beginning and 105.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.14ms. Allocated memory is still 132.1MB. Free memory was 105.7MB in the beginning and 104.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 366.02ms. Allocated memory is still 132.1MB. Free memory was 104.5MB in the beginning and 92.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 114.07ms. Allocated memory is still 132.1MB. Free memory was 92.3MB in the beginning and 86.3MB 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. [2021-11-25 07:09:34,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL --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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:09:36,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:09:36,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:09:36,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:09:36,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:09:36,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:09:36,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:09:36,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:09:36,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:09:36,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:09:36,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:09:36,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:09:36,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:09:36,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:09:36,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:09:36,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:09:36,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:09:36,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:09:36,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:09:36,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:09:36,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:09:36,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:09:36,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:09:36,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:09:36,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:09:36,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:09:36,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:09:36,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:09:36,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:09:36,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:09:36,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:09:36,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:09:36,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:09:36,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:09:36,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:09:36,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:09:36,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:09:36,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:09:36,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:09:36,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:09:36,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:09:36,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-25 07:09:37,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:09:37,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:09:37,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:09:37,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:09:37,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:09:37,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:09:37,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:09:37,041 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:09:37,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:09:37,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:09:37,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:09:37,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:09:37,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:09:37,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 07:09:37,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 07:09:37,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 07:09:37,044 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:09:37,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:09:37,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:09:37,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:09:37,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:09:37,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:09:37,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:09:37,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:37,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:09:37,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:09:37,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:09:37,047 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 07:09:37,047 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 07:09:37,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:09:37,047 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-25 07:09:37,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 07:09:37,048 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-25 07:09:37,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:09:37,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:09:37,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:09:37,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:09:37,447 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:09:37,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-25 07:09:37,527 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/88ca71f71/19913d81977148138e506abea6d8fb8c/FLAGc537a3a71 [2021-11-25 07:09:38,048 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:09:38,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-25 07:09:38,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/88ca71f71/19913d81977148138e506abea6d8fb8c/FLAGc537a3a71 [2021-11-25 07:09:38,373 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/data/88ca71f71/19913d81977148138e506abea6d8fb8c [2021-11-25 07:09:38,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:09:38,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:09:38,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:38,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:09:38,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:09:38,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dc4f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38, skipping insertion in model container [2021-11-25 07:09:38,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:09:38,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:09:38,675 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-25 07:09:38,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:38,716 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:09:38,744 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_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-25 07:09:38,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:38,763 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:09:38,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38 WrapperNode [2021-11-25 07:09:38,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:38,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:38,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:09:38,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:09:38,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,809 INFO L137 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2021-11-25 07:09:38,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:38,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:09:38,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:09:38,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:09:38,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:09:38,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:09:38,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:09:38,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:09:38,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:38" (1/1) ... [2021-11-25 07:09:38,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:38,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:09:38,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:09:38,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:09:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:09:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-25 07:09:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 07:09:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:09:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-25 07:09:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:09:38,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:09:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:09:39,008 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:09:39,010 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:09:49,625 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:09:49,682 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:09:49,682 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:09:49,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:49 BoogieIcfgContainer [2021-11-25 07:09:49,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:09:49,686 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:09:49,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:09:49,696 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:09:49,696 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:49" (1/1) ... [2021-11-25 07:09:49,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:09:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-25 07:09:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-25 07:09:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:09:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:49,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:49,839 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) [2021-11-25 07:09:49,847 INFO L158 Benchmark]: Toolchain (without parser) took 11464.43ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 47.6MB in the beginning and 51.6MB in the end (delta: -4.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,848 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:09:49,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.06ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 48.7MB in the end (delta: -1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.98ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,853 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,854 INFO L158 Benchmark]: RCFGBuilder took 10839.23ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.1MB in the beginning and 57.6MB in the end (delta: -12.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,855 INFO L158 Benchmark]: CodeCheck took 158.03ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 51.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:09:49,867 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 0.30ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.06ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 48.7MB in the end (delta: -1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.98ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 46.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10839.23ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.1MB in the beginning and 57.6MB in the end (delta: -12.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * CodeCheck took 158.03ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 51.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:09:49,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8b86d46-2bfc-4860-bf60-e7b2972b35a2/bin/ukojak-d1pc8ZmBRL/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