./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ --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 8dd2b259de573dae381590d9c9a53c821e05ecea3ef79b47acb4a28edd56bf9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:40:20,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:40:20,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:40:20,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:40:20,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:40:20,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:40:20,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:40:20,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:40:20,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:40:20,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:40:20,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:40:20,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:40:20,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:40:20,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:40:20,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:40:20,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:40:20,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:40:20,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:40:20,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:40:20,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:40:20,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:40:20,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:40:20,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:40:20,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:40:20,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:40:20,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:40:20,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:40:20,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:40:20,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:40:20,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:40:20,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:40:20,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:40:20,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:40:20,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:40:20,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:40:20,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:40:20,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:40:20,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:40:20,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:40:20,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:40:20,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:40:20,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:40:20,548 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:40:20,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:40:20,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:40:20,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:40:20,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:40:20,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:40:20,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:40:20,551 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:40:20,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:40:20,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:40:20,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:40:20,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:40:20,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:40:20,553 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:40:20,553 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:40:20,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:40:20,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:40:20,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:40:20,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:40:20,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:40:20,554 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:40:20,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:40:20,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:40:20,555 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd2b259de573dae381590d9c9a53c821e05ecea3ef79b47acb4a28edd56bf9a [2021-11-23 01:40:20,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:40:20,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:40:20,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:40:20,823 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:40:20,824 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:40:20,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c [2021-11-23 01:40:20,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/80eddb0fd/9097551fa88f42fe9e123408d73530b1/FLAGa2f7085ce [2021-11-23 01:40:21,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:40:21,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c [2021-11-23 01:40:21,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/80eddb0fd/9097551fa88f42fe9e123408d73530b1/FLAGa2f7085ce [2021-11-23 01:40:21,831 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/80eddb0fd/9097551fa88f42fe9e123408d73530b1 [2021-11-23 01:40:21,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:40:21,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:40:21,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:40:21,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:40:21,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:40:21,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:21" (1/1) ... [2021-11-23 01:40:21,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d155dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:21, skipping insertion in model container [2021-11-23 01:40:21,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:21" (1/1) ... [2021-11-23 01:40:21,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:40:21,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:40:22,006 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c[674,687] [2021-11-23 01:40:22,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:40:22,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:40:22,036 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c[674,687] [2021-11-23 01:40:22,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:40:22,048 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:40:22,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22 WrapperNode [2021-11-23 01:40:22,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:40:22,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:40:22,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:40:22,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:40:22,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,083 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2021-11-23 01:40:22,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:40:22,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:40:22,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:40:22,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:40:22,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:40:22,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:40:22,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:40:22,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:40:22,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:40:22,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:40:22,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:40:22,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:40:22,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:40:22,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:40:22,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:40:22,259 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:40:22,263 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:40:22,389 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:40:22,407 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:40:22,407 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:40:22,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:22 BoogieIcfgContainer [2021-11-23 01:40:22,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:40:22,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:40:22,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:40:22,417 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:40:22,418 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:22" (1/1) ... [2021-11-23 01:40:22,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:40:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:22,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 01:40:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 01:40:22,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:40:22,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:22,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:22,514 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.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:40:22,518 INFO L158 Benchmark]: Toolchain (without parser) took 682.93ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 57.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-11-23 01:40:22,519 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 68.7MB in the beginning and 68.6MB in the end (delta: 58.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:22,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.65ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 51.4MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:40:22,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.05ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 49.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:40:22,522 INFO L158 Benchmark]: Boogie Preprocessor took 18.60ms. Allocated memory is still 88.1MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 900.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:22,522 INFO L158 Benchmark]: RCFGBuilder took 305.33ms. Allocated memory is still 88.1MB. Free memory was 49.0MB in the beginning and 63.7MB in the end (delta: -14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:40:22,523 INFO L158 Benchmark]: CodeCheck took 106.94ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 57.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:40:22,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 68.7MB in the beginning and 68.6MB in the end (delta: 58.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.65ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 51.4MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.05ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 49.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.60ms. Allocated memory is still 88.1MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 900.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.33ms. Allocated memory is still 88.1MB. Free memory was 49.0MB in the beginning and 63.7MB in the end (delta: -14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 106.94ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 57.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:40:22,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ --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 8dd2b259de573dae381590d9c9a53c821e05ecea3ef79b47acb4a28edd56bf9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:40:25,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:40:25,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:40:25,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:40:25,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:40:25,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:40:25,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:40:25,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:40:25,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:40:25,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:40:25,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:40:25,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:40:25,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:40:25,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:40:25,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:40:25,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:40:25,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:40:25,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:40:25,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:40:25,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:40:25,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:40:25,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:40:25,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:40:25,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:40:25,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:40:25,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:40:25,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:40:25,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:40:25,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:40:25,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:40:25,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:40:25,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:40:25,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:40:25,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:40:25,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:40:25,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:40:25,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:40:25,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:40:25,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:40:25,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:40:25,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:40:25,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:40:25,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:40:25,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:40:25,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:40:25,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:40:25,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:40:25,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:40:25,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:40:25,189 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:40:25,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:40:25,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:40:25,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:40:25,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:40:25,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:40:25,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:40:25,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:40:25,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:40:25,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:40:25,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:40:25,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:40:25,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:40:25,193 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:40:25,193 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:40:25,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:40:25,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:40:25,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:40:25,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:40:25,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:40:25,195 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:40:25,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:40:25,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:40:25,195 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:40:25,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:40:25,196 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd2b259de573dae381590d9c9a53c821e05ecea3ef79b47acb4a28edd56bf9a [2021-11-23 01:40:25,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:40:25,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:40:25,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:40:25,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:40:25,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:40:25,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c [2021-11-23 01:40:25,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/64bdb9412/e942d12475914a7aa80eaf9b6fd0b3a2/FLAGf8672b898 [2021-11-23 01:40:26,180 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:40:26,180 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c [2021-11-23 01:40:26,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/64bdb9412/e942d12475914a7aa80eaf9b6fd0b3a2/FLAGf8672b898 [2021-11-23 01:40:26,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/data/64bdb9412/e942d12475914a7aa80eaf9b6fd0b3a2 [2021-11-23 01:40:26,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:40:26,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:40:26,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:40:26,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:40:26,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:40:26,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202a008e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26, skipping insertion in model container [2021-11-23 01:40:26,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:40:26,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:40:26,797 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c[674,687] [2021-11-23 01:40:26,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:40:26,827 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:40:26,847 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_a2b370f9-5c00-418a-b256-cff5bfa279a0/sv-benchmarks/c/floats-esbmc-regression/Double_div_bad.i.p+cfa-reducer.c[674,687] [2021-11-23 01:40:26,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:40:26,865 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:40:26,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26 WrapperNode [2021-11-23 01:40:26,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:40:26,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:40:26,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:40:26,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:40:26,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,931 INFO L137 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2021-11-23 01:40:26,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:40:26,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:40:26,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:40:26,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:40:26,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:40:26,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:40:26,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:40:26,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:40:26,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:26" (1/1) ... [2021-11-23 01:40:26,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:40:27,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:40:27,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:40:27,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:40:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:40:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:40:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:40:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:40:27,160 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:40:27,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:40:34,572 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:40:34,583 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:40:34,583 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:40:34,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:34 BoogieIcfgContainer [2021-11-23 01:40:34,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:40:34,587 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:40:34,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:40:34,603 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:40:34,603 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:34" (1/1) ... [2021-11-23 01:40:34,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:40:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 01:40:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 01:40:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:40:34,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:34,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:34,729 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:40:34,733 INFO L158 Benchmark]: Toolchain (without parser) took 8170.56ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 29.5MB in the end (delta: 9.2MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 01:40:34,734 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:34,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.11ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 28.5MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:40:34,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.16ms. Allocated memory is still 60.8MB. Free memory was 28.5MB in the beginning and 44.8MB in the end (delta: -16.3MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 01:40:34,736 INFO L158 Benchmark]: Boogie Preprocessor took 47.13ms. Allocated memory is still 60.8MB. Free memory was 44.8MB in the beginning and 43.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:34,737 INFO L158 Benchmark]: RCFGBuilder took 7606.20ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 35.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:40:34,738 INFO L158 Benchmark]: CodeCheck took 144.22ms. Allocated memory is still 60.8MB. Free memory was 35.5MB in the beginning and 29.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:40:34,742 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 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.11ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 28.5MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.16ms. Allocated memory is still 60.8MB. Free memory was 28.5MB in the beginning and 44.8MB in the end (delta: -16.3MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.13ms. Allocated memory is still 60.8MB. Free memory was 44.8MB in the beginning and 43.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 7606.20ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 35.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 144.22ms. Allocated memory is still 60.8MB. Free memory was 35.5MB in the beginning and 29.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:40:34,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b370f9-5c00-418a-b256-cff5bfa279a0/bin/ukojak-LBtLqBUTdQ/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