./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/fibonacci.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4 --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 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:26:34,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:26:34,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:26:34,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:26:34,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:26:34,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:26:34,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:26:34,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:26:34,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:26:34,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:26:34,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:26:34,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:26:34,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:26:34,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:26:34,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:26:34,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:26:34,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:26:34,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:26:34,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:26:34,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:26:34,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:26:34,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:26:34,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:26:34,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:26:34,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:26:34,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:26:34,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:26:34,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:26:34,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:26:34,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:26:34,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:26:34,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:26:34,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:26:34,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:26:34,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:26:34,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:26:34,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:26:34,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:26:34,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:26:34,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:26:34,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:26:34,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:26:34,380 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:26:34,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:26:34,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:26:34,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:26:34,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:26:34,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:26:34,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:26:34,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:26:34,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:26:34,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:26:34,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:26:34,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:26:34,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:26:34,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:26:34,383 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_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 03:26:34,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:26:34,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:26:34,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:26:34,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:26:34,568 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:26:34,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 03:26:37,130 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:26:37,293 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:26:37,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 03:26:37,298 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/3775e18c5/d3b333dedc534c0796e25780762c12bb/FLAG5efc761e1 [2022-12-15 03:26:37,702 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/3775e18c5/d3b333dedc534c0796e25780762c12bb [2022-12-15 03:26:37,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:26:37,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:26:37,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:26:37,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:26:37,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:26:37,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477103aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37, skipping insertion in model container [2022-12-15 03:26:37,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:26:37,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:26:37,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 03:26:37,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:26:37,847 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:26:37,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 03:26:37,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:26:37,872 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:26:37,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37 WrapperNode [2022-12-15 03:26:37,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:26:37,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:26:37,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:26:37,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:26:37,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,895 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2022-12-15 03:26:37,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:26:37,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:26:37,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:26:37,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:26:37,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:26:37,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:26:37,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:26:37,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:26:37,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:37" (1/1) ... [2022-12-15 03:26:37,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:26:37,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:26:37,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:26:37,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:26:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-15 03:26:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 03:26:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 03:26:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:26:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:26:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:26:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 03:26:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 03:26:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:26:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:26:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:26:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:26:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:26:37,974 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:26:38,048 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:26:38,050 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:26:38,212 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:26:38,218 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:26:38,218 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:26:38,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:26:38 BoogieIcfgContainer [2022-12-15 03:26:38,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:26:38,221 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:26:38,221 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:26:38,228 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:26:38,228 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:26:38" (1/1) ... [2022-12-15 03:26:38,229 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 03:26:38,232 INFO L158 Benchmark]: Toolchain (without parser) took 526.73ms. Allocated memory is still 180.4MB. Free memory was 144.4MB in the beginning and 113.6MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 03:26:38,232 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:26:38,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.50ms. Allocated memory is still 180.4MB. Free memory was 143.7MB in the beginning and 132.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 03:26:38,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.64ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 131.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:26:38,233 INFO L158 Benchmark]: Boogie Preprocessor took 16.25ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 129.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:26:38,234 INFO L158 Benchmark]: RCFGBuilder took 308.31ms. Allocated memory is still 180.4MB. Free memory was 129.7MB in the beginning and 114.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 03:26:38,234 INFO L158 Benchmark]: CodeCheck took 9.82ms. Allocated memory is still 180.4MB. Free memory was 114.4MB in the beginning and 113.6MB in the end (delta: 829.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:26:38,236 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167.50ms. Allocated memory is still 180.4MB. Free memory was 143.7MB in the beginning and 132.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.64ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 131.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.25ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 129.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 308.31ms. Allocated memory is still 180.4MB. Free memory was 129.7MB in the beginning and 114.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 9.82ms. Allocated memory is still 180.4MB. Free memory was 114.4MB in the beginning and 113.6MB in the end (delta: 829.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 03:26:38,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4 --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 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:26:39,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:26:39,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:26:39,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:26:39,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:26:39,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:26:39,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:26:39,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:26:39,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:26:39,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:26:39,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:26:39,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:26:39,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:26:39,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:26:39,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:26:39,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:26:39,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:26:39,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:26:39,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:26:39,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:26:39,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:26:39,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:26:39,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:26:39,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:26:39,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:26:39,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:26:39,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:26:39,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:26:39,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:26:39,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:26:39,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:26:39,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:26:39,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:26:39,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:26:39,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:26:39,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:26:39,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:26:39,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:26:39,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:26:39,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:26:39,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:26:39,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 03:26:40,012 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:26:40,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:26:40,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:26:40,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:26:40,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:26:40,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:26:40,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:26:40,015 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:26:40,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:26:40,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:26:40,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:26:40,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:26:40,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:26:40,017 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:26:40,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:26:40,017 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:26:40,017 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:26:40,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:26:40,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:26:40,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:26:40,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:26:40,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:26:40,018 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:26:40,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:26:40,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:26:40,019 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:26:40,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:26:40,019 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_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 03:26:40,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:26:40,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:26:40,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:26:40,277 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:26:40,277 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:26:40,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 03:26:42,767 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:26:42,956 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:26:42,957 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 03:26:42,962 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/afc537fb9/d58ca6ae530849a4b2816b5dc50376ab/FLAG4c6c5037b [2022-12-15 03:26:43,328 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/data/afc537fb9/d58ca6ae530849a4b2816b5dc50376ab [2022-12-15 03:26:43,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:26:43,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:26:43,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:26:43,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:26:43,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:26:43,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ce5e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43, skipping insertion in model container [2022-12-15 03:26:43,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:26:43,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:26:43,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 03:26:43,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:26:43,500 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:26:43,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 03:26:43,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:26:43,528 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:26:43,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43 WrapperNode [2022-12-15 03:26:43,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:26:43,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:26:43,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:26:43,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:26:43,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,561 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-12-15 03:26:43,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:26:43,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:26:43,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:26:43,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:26:43,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,590 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:26:43,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:26:43,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:26:43,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:26:43,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:26:43,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:26:43,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:26:43,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:26:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-15 03:26:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-15 03:26:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:26:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 03:26:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 03:26:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 03:26:43,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 03:26:43,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 03:26:43,659 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:26:43,659 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:26:43,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:26:43,659 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 03:26:43,659 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 03:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 03:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:26:43,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:26:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 03:26:43,662 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:26:43,760 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:26:43,762 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:26:43,959 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:26:43,966 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:26:43,967 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:26:43,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:26:43 BoogieIcfgContainer [2022-12-15 03:26:43,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:26:43,969 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:26:43,969 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:26:43,979 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:26:43,979 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:26:43" (1/1) ... [2022-12-15 03:26:43,980 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 03:26:43,983 INFO L158 Benchmark]: Toolchain (without parser) took 651.28ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.3MB in the beginning and 44.7MB in the end (delta: 604.6kB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-12-15 03:26:43,984 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:26:43,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.54ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 33.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 03:26:43,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.26ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.3MB in the beginning and 62.2MB in the end (delta: -28.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-12-15 03:26:43,985 INFO L158 Benchmark]: Boogie Preprocessor took 32.67ms. Allocated memory is still 81.8MB. Free memory was 62.2MB in the beginning and 60.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:26:43,986 INFO L158 Benchmark]: RCFGBuilder took 373.58ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 45.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 03:26:43,986 INFO L158 Benchmark]: CodeCheck took 12.67ms. Allocated memory is still 81.8MB. Free memory was 45.7MB in the beginning and 44.7MB in the end (delta: 989.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:26:43,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.54ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 33.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.26ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.3MB in the beginning and 62.2MB in the end (delta: -28.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.67ms. Allocated memory is still 81.8MB. Free memory was 62.2MB in the beginning and 60.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 373.58ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 45.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 12.67ms. Allocated memory is still 81.8MB. Free memory was 45.7MB in the beginning and 44.7MB in the end (delta: 989.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 03:26:44,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4422fe1e-fff0-4365-89f4-ac162cf8fd11/bin/ukojak-rkRKPMF4O4/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: UnsupportedOperationException: Concurrent programs are currently unsupported