./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:14:41,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:14:41,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:14:41,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:14:41,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:14:41,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:14:41,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:14:41,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:14:41,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:14:41,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:14:41,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:14:41,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:14:41,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:14:41,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:14:41,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:14:41,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:14:41,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:14:41,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:14:41,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:14:41,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:14:41,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:14:41,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:14:41,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:14:41,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:14:41,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:14:41,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:14:41,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:14:41,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:14:41,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:14:41,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:14:41,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:14:41,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:14:41,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:14:41,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:14:41,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:14:41,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:14:41,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:14:41,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:14:41,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:14:41,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:14:41,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:14:41,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:14:41,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:14:41,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:14:41,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:14:41,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:14:41,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:14:41,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:14:41,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:14:41,174 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:14:41,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:14:41,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:14:41,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:14:41,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:14:41,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:14:41,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:14:41,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:14:41,177 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:14:41,177 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:14:41,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:14:41,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:14:41,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:14:41,178 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:14:41,178 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:14:41,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:14:41,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:41,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:14:41,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:14:41,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:14:41,180 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:14:41,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:14:41,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:14:41,181 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_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2022-11-21 22:14:41,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:14:41,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:14:41,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:14:41,489 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:14:41,490 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:14:41,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-21 22:14:44,578 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:14:44,795 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:14:44,796 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-21 22:14:44,802 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/be7bc390b/be99b0205a8e4271a86adbf72c8f5c51/FLAGfbddcb97d [2022-11-21 22:14:44,822 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/be7bc390b/be99b0205a8e4271a86adbf72c8f5c51 [2022-11-21 22:14:44,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:14:44,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:14:44,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:44,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:14:44,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:14:44,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:44" (1/1) ... [2022-11-21 22:14:44,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732d0c2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:44, skipping insertion in model container [2022-11-21 22:14:44,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:44" (1/1) ... [2022-11-21 22:14:44,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:14:44,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:14:45,041 WARN L237 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_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-21 22:14:45,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:45,057 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:14:45,080 WARN L237 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_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-21 22:14:45,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:45,097 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:14:45,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45 WrapperNode [2022-11-21 22:14:45,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:45,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:45,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:14:45,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:14:45,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,138 INFO L138 Inliner]: procedures = 18, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 150 [2022-11-21 22:14:45,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:45,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:14:45,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:14:45,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:14:45,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,165 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:14:45,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:14:45,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:14:45,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:14:45,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:45,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:14:45,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:14:45,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:14:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:14:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:14:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:14:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 22:14:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:14:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:14:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-21 22:14:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:14:45,376 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:14:45,378 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:14:45,599 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:14:45,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:14:45,623 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:14:45,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:45 BoogieIcfgContainer [2022-11-21 22:14:45,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:14:45,627 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:14:45,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:14:45,637 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:14:45,637 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:45" (1/1) ... [2022-11-21 22:14:45,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:14:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:45,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2022-11-21 22:14:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2022-11-21 22:14:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:14:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:45,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:45,794 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:385) 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:156) 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) [2022-11-21 22:14:45,799 INFO L158 Benchmark]: Toolchain (without parser) took 970.92ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 88.4MB in the beginning and 145.3MB in the end (delta: -57.0MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,800 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:14:45,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.92ms. Allocated memory is still 132.1MB. Free memory was 88.4MB in the beginning and 77.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.73ms. Allocated memory is still 132.1MB. Free memory was 77.2MB in the beginning and 75.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,803 INFO L158 Benchmark]: Boogie Preprocessor took 29.45ms. Allocated memory is still 132.1MB. Free memory was 75.1MB in the beginning and 73.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,803 INFO L158 Benchmark]: RCFGBuilder took 456.93ms. Allocated memory is still 132.1MB. Free memory was 73.7MB in the beginning and 59.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,804 INFO L158 Benchmark]: CodeCheck took 170.24ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 59.0MB in the beginning and 145.3MB in the end (delta: -86.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-21 22:14:45,808 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.92ms. Allocated memory is still 132.1MB. Free memory was 88.4MB in the beginning and 77.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.73ms. Allocated memory is still 132.1MB. Free memory was 77.2MB in the beginning and 75.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.45ms. Allocated memory is still 132.1MB. Free memory was 75.1MB in the beginning and 73.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.93ms. Allocated memory is still 132.1MB. Free memory was 73.7MB in the beginning and 59.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 170.24ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 59.0MB in the beginning and 145.3MB in the end (delta: -86.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:14:45,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:14:48,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:14:48,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:14:48,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:14:48,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:14:48,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:14:48,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:14:48,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:14:48,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:14:48,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:14:48,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:14:48,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:14:48,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:14:48,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:14:48,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:14:48,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:14:48,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:14:48,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:14:48,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:14:48,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:14:48,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:14:48,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:14:48,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:14:48,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:14:48,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:14:48,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:14:48,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:14:48,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:14:48,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:14:48,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:14:48,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:14:48,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:14:48,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:14:48,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:14:48,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:14:48,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:14:48,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:14:48,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:14:48,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:14:48,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:14:48,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:14:48,354 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:14:48,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:14:48,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:14:48,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:14:48,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:14:48,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:14:48,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:14:48,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:14:48,400 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:14:48,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:14:48,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:14:48,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:14:48,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:14:48,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:14:48,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:14:48,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:14:48,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:14:48,404 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:14:48,404 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:14:48,404 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:14:48,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:14:48,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:14:48,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:14:48,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:14:48,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:14:48,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:14:48,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:48,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:14:48,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:14:48,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:14:48,407 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:14:48,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:14:48,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:14:48,408 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:14:48,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:14:48,409 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_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2022-11-21 22:14:48,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:14:48,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:14:48,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:14:48,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:14:48,871 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:14:48,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-21 22:14:51,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:14:52,067 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:14:52,068 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-21 22:14:52,074 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/5cf100908/e6b24b4c378b46a38019d3081cdc9e6e/FLAG56f5d1b6a [2022-11-21 22:14:52,096 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/data/5cf100908/e6b24b4c378b46a38019d3081cdc9e6e [2022-11-21 22:14:52,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:14:52,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:14:52,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:52,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:14:52,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:14:52,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d0aa69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52, skipping insertion in model container [2022-11-21 22:14:52,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:14:52,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:14:52,356 WARN L237 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_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-21 22:14:52,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:52,384 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:14:52,427 WARN L237 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_e0dc366d-6082-4820-b058-02ca2168408b/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-21 22:14:52,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:52,455 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:14:52,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52 WrapperNode [2022-11-21 22:14:52,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:52,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:52,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:14:52,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:14:52,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,499 INFO L138 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 151 [2022-11-21 22:14:52,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:52,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:14:52,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:14:52,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:14:52,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:14:52,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:14:52,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:14:52,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:14:52,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:52" (1/1) ... [2022-11-21 22:14:52,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:52,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:14:52,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:14:52,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:14:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:14:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 22:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 22:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:14:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:14:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:14:52,744 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:14:52,751 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:14:54,226 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:14:54,342 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:14:54,348 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:14:54,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:54 BoogieIcfgContainer [2022-11-21 22:14:54,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:14:54,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:14:54,353 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:14:54,363 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:14:54,363 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:54" (1/1) ... [2022-11-21 22:14:54,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:14:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:14:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2022-11-21 22:14:54,478 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2022-11-21 22:14:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:14:54,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:14:54,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:14:54,529 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:385) 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:156) 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) [2022-11-21 22:14:54,536 INFO L158 Benchmark]: Toolchain (without parser) took 2434.57ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 61.3MB in the beginning and 85.6MB in the end (delta: -24.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,536 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:14:54,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.99ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 49.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.27ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,539 INFO L158 Benchmark]: Boogie Preprocessor took 29.15ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,540 INFO L158 Benchmark]: RCFGBuilder took 1821.50ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 40.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,541 INFO L158 Benchmark]: CodeCheck took 182.07ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 40.3MB in the beginning and 85.6MB in the end (delta: -45.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-21 22:14:54,552 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.99ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 49.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.27ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.15ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1821.50ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 40.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * CodeCheck took 182.07ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 40.3MB in the beginning and 85.6MB in the end (delta: -45.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:14:54,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dc366d-6082-4820-b058-02ca2168408b/bin/ukojak-jW3SillKbg/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared