./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4582c3eb38d182065b024eaa1ecbc8cf3ce1cd8f100c8eebac06484d412900d6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:39,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:39,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:39,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:39,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:39,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:39,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:39,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:39,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:39,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:39,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:39,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:39,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:39,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:39,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:39,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:39,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:39,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:39,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:39,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:39,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:39,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:39,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:39,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:39,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:39,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:39,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:39,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:39,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:39,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:39,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:39,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:39,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:39,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:39,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:39,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:39,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:39,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:39,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:39,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:39,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:39,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:37:39,583 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:39,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:39,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:37:39,585 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:37:39,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:39,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:39,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:39,586 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:39,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:37:39,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:39,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:39,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:37:39,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:39,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:37:39,588 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:39,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:37:39,588 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:39,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:37:39,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:39,589 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:39,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:39,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:39,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:39,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:39,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:37:39,590 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:37:39,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:37:39,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:37:39,591 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_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4582c3eb38d182065b024eaa1ecbc8cf3ce1cd8f100c8eebac06484d412900d6 [2021-11-23 15:37:39,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:39,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:39,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:39,897 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:39,898 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:39,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c [2021-11-23 15:37:39,960 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/8403203f7/1487823524084f78b34fcee99f3fdd0f/FLAG806c71d41 [2021-11-23 15:37:40,367 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:40,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c [2021-11-23 15:37:40,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/8403203f7/1487823524084f78b34fcee99f3fdd0f/FLAG806c71d41 [2021-11-23 15:37:40,748 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/8403203f7/1487823524084f78b34fcee99f3fdd0f [2021-11-23 15:37:40,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:40,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:40,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:40,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:40,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:40,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:40" (1/1) ... [2021-11-23 15:37:40,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa1b0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:40, skipping insertion in model container [2021-11-23 15:37:40,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:40" (1/1) ... [2021-11-23 15:37:40,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:40,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:40,978 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_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c[699,712] [2021-11-23 15:37:40,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:40,997 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:41,019 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_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c[699,712] [2021-11-23 15:37:41,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:41,035 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:41,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41 WrapperNode [2021-11-23 15:37:41,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:41,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:41,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:41,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:41,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,084 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2021-11-23 15:37:41,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:41,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:41,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:41,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:41,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:41,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:41,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:41,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:41,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:41,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:41,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:41,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:41,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:37:41,301 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:41,303 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:41,404 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:41,415 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:37:41,416 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:37:41,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:41 BoogieIcfgContainer [2021-11-23 15:37:41,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:37:41,420 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:37:41,420 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:37:41,430 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:37:41,431 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:37:41" (1/1) ... [2021-11-23 15:37:41,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:37:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:37:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 15:37:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 15:37:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:37:41,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:37:41,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:37:41,557 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 15:37:41,562 INFO L158 Benchmark]: Toolchain (without parser) took 808.86ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.6MB in the beginning and 55.0MB in the end (delta: -14.4MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2021-11-23 15:37:41,563 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:41,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.65ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 72.2MB in the end (delta: -31.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:37:41,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.85ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:41,566 INFO L158 Benchmark]: Boogie Preprocessor took 30.36ms. Allocated memory is still 94.4MB. Free memory was 70.7MB in the beginning and 69.7MB in the end (delta: 928.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:41,567 INFO L158 Benchmark]: RCFGBuilder took 302.15ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 61.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:37:41,569 INFO L158 Benchmark]: CodeCheck took 140.91ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 55.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:37:41,581 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 0.31ms. Allocated memory is still 77.6MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.65ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 72.2MB in the end (delta: -31.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.85ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 70.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.36ms. Allocated memory is still 94.4MB. Free memory was 70.7MB in the beginning and 69.7MB in the end (delta: 928.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.15ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 61.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 140.91ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 55.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:37:41,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4582c3eb38d182065b024eaa1ecbc8cf3ce1cd8f100c8eebac06484d412900d6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:44,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:44,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:44,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:44,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:44,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:44,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:44,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:44,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:44,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:44,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:44,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:44,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:44,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:44,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:44,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:44,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:44,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:44,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:44,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:44,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:44,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:44,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:44,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:44,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:44,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:44,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:44,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:44,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:44,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:44,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:44,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:44,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:44,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:44,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:44,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:44,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:44,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:44,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:44,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:44,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:44,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:37:44,292 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:44,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:44,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:37:44,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:37:44,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:44,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:44,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:44,297 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:44,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:44,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:44,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:37:44,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:44,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:37:44,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:37:44,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:37:44,300 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:37:44,300 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:44,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:37:44,300 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:44,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:37:44,301 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:44,301 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:44,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:44,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:44,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:44,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:44,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:37:44,302 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:37:44,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:37:44,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:37:44,303 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:37:44,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:37:44,304 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_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4582c3eb38d182065b024eaa1ecbc8cf3ce1cd8f100c8eebac06484d412900d6 [2021-11-23 15:37:44,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:44,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:44,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:44,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:44,763 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:44,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c [2021-11-23 15:37:44,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/2802bb400/ca06a2cb8fe340a19023624e3a079edb/FLAGae46ea9ad [2021-11-23 15:37:45,444 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:45,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c [2021-11-23 15:37:45,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/2802bb400/ca06a2cb8fe340a19023624e3a079edb/FLAGae46ea9ad [2021-11-23 15:37:45,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/data/2802bb400/ca06a2cb8fe340a19023624e3a079edb [2021-11-23 15:37:45,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:45,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:45,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:45,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:45,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:45,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:45" (1/1) ... [2021-11-23 15:37:45,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502f751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:45, skipping insertion in model container [2021-11-23 15:37:45,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:45" (1/1) ... [2021-11-23 15:37:45,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:45,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:46,027 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_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c[699,712] [2021-11-23 15:37:46,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:46,047 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:46,062 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_a6826106-14fa-4ae3-99db-293ba797bf5d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i.p+cfa-reducer.c[699,712] [2021-11-23 15:37:46,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:46,079 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:46,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46 WrapperNode [2021-11-23 15:37:46,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:46,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:46,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:46,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:46,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,150 INFO L137 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2021-11-23 15:37:46,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:46,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:46,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:46,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:46,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:46,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:46,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:46,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:46,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:46" (1/1) ... [2021-11-23 15:37:46,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:46,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:46,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:46,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:37:46,391 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:46,393 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:06,798 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:06,812 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:38:06,812 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:38:06,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:06 BoogieIcfgContainer [2021-11-23 15:38:06,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:38:06,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:38:06,817 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:38:06,829 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:38:06,829 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:06" (1/1) ... [2021-11-23 15:38:06,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:38:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:38:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 15:38:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 15:38:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:38:06,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:38:06,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:38:06,949 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:38:06,954 INFO L158 Benchmark]: Toolchain (without parser) took 21129.59ms. Allocated memory is still 60.8MB. Free memory was 41.2MB in the beginning and 28.2MB in the end (delta: 13.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 15:38:06,954 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:06,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.32ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 31.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:38:06,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.24ms. Allocated memory is still 60.8MB. Free memory was 31.0MB in the beginning and 43.7MB in the end (delta: -12.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:38:06,957 INFO L158 Benchmark]: Boogie Preprocessor took 50.77ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:06,958 INFO L158 Benchmark]: RCFGBuilder took 20608.06ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 34.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:38:06,959 INFO L158 Benchmark]: CodeCheck took 134.63ms. Allocated memory is still 60.8MB. Free memory was 34.3MB in the beginning and 28.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:38:06,964 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 0.32ms. Allocated memory is still 60.8MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.32ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 31.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.24ms. Allocated memory is still 60.8MB. Free memory was 31.0MB in the beginning and 43.7MB in the end (delta: -12.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.77ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 20608.06ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 34.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 134.63ms. Allocated memory is still 60.8MB. Free memory was 34.3MB in the beginning and 28.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:38:07,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6826106-14fa-4ae3-99db-293ba797bf5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared