./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/fo_test.i --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_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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_18c77da2-c0f4-40a3-b12b-991d570585f1/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 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:27:23,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:27:23,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:27:23,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:27:23,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:27:23,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:27:23,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:27:23,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:27:23,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:27:23,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:27:23,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:27:23,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:27:23,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:27:23,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:27:23,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:27:23,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:27:23,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:27:23,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:27:23,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:27:23,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:27:23,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:27:23,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:27:23,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:27:23,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:27:23,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:27:23,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:27:23,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:27:23,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:27:23,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:27:23,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:27:23,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:27:23,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:27:23,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:27:23,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:27:23,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:27:23,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:27:23,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:27:23,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:27:23,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:27:23,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:27:23,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:27:23,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:27:23,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:27:23,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:27:23,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:27:23,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:27:23,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:27:23,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:27:23,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:27:23,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:27:23,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:27:23,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:27:23,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:27:23,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:27:23,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:27:23,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:27:23,417 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:27:23,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:27:23,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:27:23,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:27:23,418 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:27:23,418 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:27:23,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:27:23,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:23,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:27:23,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:27:23,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:27:23,419 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:27:23,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:27:23,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:27:23,420 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_18c77da2-c0f4-40a3-b12b-991d570585f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2021-11-23 00:27:23,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:27:23,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:27:23,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:27:23,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:27:23,707 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:27:23,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-regression/fo_test.i [2021-11-23 00:27:23,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/0f42e7e8e/6c7b27d1fa5f470e929364d19e597ff8/FLAG2120c5fc4 [2021-11-23 00:27:24,315 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:27:24,316 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i [2021-11-23 00:27:24,335 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/0f42e7e8e/6c7b27d1fa5f470e929364d19e597ff8/FLAG2120c5fc4 [2021-11-23 00:27:24,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/0f42e7e8e/6c7b27d1fa5f470e929364d19e597ff8 [2021-11-23 00:27:24,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:27:24,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:27:24,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:24,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:27:24,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:27:24,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:24" (1/1) ... [2021-11-23 00:27:24,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7247134a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:24, skipping insertion in model container [2021-11-23 00:27:24,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:24" (1/1) ... [2021-11-23 00:27:24,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:27:24,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:27:25,125 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_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2021-11-23 00:27:25,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:25,147 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:27:25,211 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_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2021-11-23 00:27:25,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:25,277 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:27:25,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25 WrapperNode [2021-11-23 00:27:25,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:25,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:25,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:27:25,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:27:25,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,334 INFO L137 Inliner]: procedures = 229, calls = 14, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 56 [2021-11-23 00:27:25,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:25,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:27:25,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:27:25,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:27:25,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:27:25,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:27:25,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:27:25,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:27:25,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:25,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:27:25,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:27:25,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:27:25,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:27:25,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:27:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure read [2021-11-23 00:27:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:27:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:27:25,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:27:25,788 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:27:25,789 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:27:25,885 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:27:25,926 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:27:25,926 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:27:25,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:25 BoogieIcfgContainer [2021-11-23 00:27:25,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:27:25,930 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:27:25,930 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:27:25,942 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:27:25,942 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:25" (1/1) ... [2021-11-23 00:27:25,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:27:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-23 00:27:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2021-11-23 00:27:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:27:26,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:27:26,169 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:27:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:27:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:27:26,264 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:27:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:27:26,292 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-23 00:27:26,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:27:26 ImpRootNode [2021-11-23 00:27:26,322 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:27:26,322 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:27:26,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:27:26,323 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:27:26,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:25" (3/4) ... [2021-11-23 00:27:26,326 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 00:27:26,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:27:26,328 INFO L158 Benchmark]: Toolchain (without parser) took 1681.11ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 56.2MB in the beginning and 50.6MB in the end (delta: 5.6MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,328 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:27:26,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 625.73ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 89.0MB in the end (delta: -33.0MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.97ms. Allocated memory is still 121.6MB. Free memory was 89.0MB in the beginning and 86.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,330 INFO L158 Benchmark]: Boogie Preprocessor took 42.18ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 84.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,331 INFO L158 Benchmark]: RCFGBuilder took 550.42ms. Allocated memory is still 121.6MB. Free memory was 84.2MB in the beginning and 68.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,332 INFO L158 Benchmark]: CodeCheck took 392.20ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 51.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:27:26,332 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 121.6MB. Free memory was 51.1MB in the beginning and 50.6MB in the end (delta: 463.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:27:26,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 980]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 992. Possible FailurePath: [L987] int globalState = 0; [L992] CALL, EXPR l_open("unknown",00) [L1002] CALL, EXPR open(file,flags) [L985] return __VERIFIER_nondet_int(); [L1002] RET, EXPR open(file,flags) [L1002] int fd = open(file,flags); [L1003] COND FALSE !(fd>0) [L1004] return fd; [L992] RET, EXPR l_open("unknown",00) [L992] int file = l_open("unknown",00); [L993] void* cbuf = (void*) malloc(sizeof(char)*100); [L994] CALL l_read(file,cbuf,99) [L998] (globalState == 1) ? (0) : __blast_assert () [L998] CALL __blast_assert () [L980] reach_error() VAL [globalState=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 625.73ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 89.0MB in the end (delta: -33.0MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.97ms. Allocated memory is still 121.6MB. Free memory was 89.0MB in the beginning and 86.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.18ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 84.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.42ms. Allocated memory is still 121.6MB. Free memory was 84.2MB in the beginning and 68.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 392.20ms. Allocated memory is still 121.6MB. Free memory was 68.1MB in the beginning and 51.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 121.6MB. Free memory was 51.1MB in the beginning and 50.6MB in the end (delta: 463.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 00:27:26,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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_18c77da2-c0f4-40a3-b12b-991d570585f1/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 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:27:28,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:27:28,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:27:28,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:27:28,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:27:28,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:27:28,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:27:28,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:27:28,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:27:28,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:27:28,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:27:28,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:27:28,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:27:28,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:27:28,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:27:28,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:27:28,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:27:28,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:27:28,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:27:28,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:27:28,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:27:28,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:27:28,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:27:28,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:27:29,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:27:29,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:27:29,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:27:29,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:27:29,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:27:29,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:27:29,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:27:29,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:27:29,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:27:29,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:27:29,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:27:29,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:27:29,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:27:29,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:27:29,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:27:29,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:27:29,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:27:29,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:27:29,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:27:29,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:27:29,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:27:29,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:27:29,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:27:29,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:27:29,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:27:29,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:27:29,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:27:29,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:27:29,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:27:29,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:27:29,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:27:29,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:27:29,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:27:29,083 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:27:29,083 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:27:29,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:27:29,083 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:27:29,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:27:29,084 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:27:29,084 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:27:29,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:27:29,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:29,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:27:29,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:27:29,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:27:29,086 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:27:29,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:27:29,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:27:29,086 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:27:29,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:27:29,087 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_18c77da2-c0f4-40a3-b12b-991d570585f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 311e8ee9583d2ef90ad7c5b34825dcb05dcd1a4fef3a842e7a9948bf014d4ce2 [2021-11-23 00:27:29,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:27:29,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:27:29,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:27:29,484 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:27:29,485 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:27:29,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-regression/fo_test.i [2021-11-23 00:27:29,572 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/95d7c7cf1/a1479a01157449879a50c0a56a8bdfee/FLAG00e107bd0 [2021-11-23 00:27:30,158 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:27:30,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i [2021-11-23 00:27:30,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/95d7c7cf1/a1479a01157449879a50c0a56a8bdfee/FLAG00e107bd0 [2021-11-23 00:27:30,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/data/95d7c7cf1/a1479a01157449879a50c0a56a8bdfee [2021-11-23 00:27:30,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:27:30,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:27:30,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:30,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:27:30,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:27:30,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:30" (1/1) ... [2021-11-23 00:27:30,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454b6400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:30, skipping insertion in model container [2021-11-23 00:27:30,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:30" (1/1) ... [2021-11-23 00:27:30,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:27:30,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:27:31,043 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_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2021-11-23 00:27:31,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:31,075 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:27:31,139 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_18c77da2-c0f4-40a3-b12b-991d570585f1/sv-benchmarks/c/ldv-regression/fo_test.i[40440,40453] [2021-11-23 00:27:31,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:31,205 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:27:31,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31 WrapperNode [2021-11-23 00:27:31,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:31,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:31,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:27:31,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:27:31,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,275 INFO L137 Inliner]: procedures = 230, calls = 14, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 52 [2021-11-23 00:27:31,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:31,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:27:31,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:27:31,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:27:31,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:27:31,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:27:31,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:27:31,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:27:31,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:31" (1/1) ... [2021-11-23 00:27:31,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:31,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:27:31,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:27:31,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:27:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:27:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:27:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:27:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure read [2021-11-23 00:27:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:27:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:27:31,797 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:27:31,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:27:31,991 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:27:32,058 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:27:32,058 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:27:32,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:32 BoogieIcfgContainer [2021-11-23 00:27:32,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:27:32,063 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:27:32,063 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:27:32,072 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:27:32,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:32" (1/1) ... [2021-11-23 00:27:32,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:27:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-23 00:27:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2021-11-23 00:27:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:27:32,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,209 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 00:27:32,215 INFO L158 Benchmark]: Toolchain (without parser) took 1760.50ms. Allocated memory is still 69.2MB. Free memory was 51.9MB in the beginning and 33.3MB in the end (delta: 18.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,216 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:27:32,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.48ms. Allocated memory is still 69.2MB. Free memory was 51.6MB in the beginning and 37.5MB in the end (delta: 14.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.23ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,219 INFO L158 Benchmark]: Boogie Preprocessor took 90.17ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 32.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,220 INFO L158 Benchmark]: RCFGBuilder took 694.22ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 39.4MB in the end (delta: -6.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,221 INFO L158 Benchmark]: CodeCheck took 150.23ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 33.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:27:32,230 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 69.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.48ms. Allocated memory is still 69.2MB. Free memory was 51.6MB in the beginning and 37.5MB in the end (delta: 14.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.23ms. Allocated memory is still 69.2MB. Free memory was 37.5MB in the beginning and 34.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.17ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 32.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 694.22ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 39.4MB in the end (delta: -6.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 150.23ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 33.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:27:32,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c77da2-c0f4-40a3-b12b-991d570585f1/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