./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:40:20,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:20,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:20,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:20,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:20,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:20,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:20,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:20,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:20,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:20,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:20,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:20,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:20,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:20,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:20,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:20,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:20,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:20,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:20,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:20,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:20,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:20,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:20,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:20,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:20,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:20,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:20,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:20,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:20,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:20,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:20,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:20,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:20,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:20,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:20,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:20,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:20,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:20,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:20,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:20,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:20,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:40:20,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:20,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:20,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:20,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:20,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:20,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:20,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:20,648 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:20,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:20,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:20,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:20,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:20,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:20,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:20,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:20,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:20,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:20,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:20,652 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:20,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:20,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:20,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:20,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:20,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:20,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:20,654 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:20,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:20,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:20,655 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-10-17 16:40:21,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:21,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:21,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:21,036 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:21,038 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:21,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-10-17 16:40:21,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/c10d8fc45/60a8b97916284258a3100186b84bc5e1/FLAG5d87e6e6e [2022-10-17 16:40:21,518 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:21,519 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-10-17 16:40:21,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/c10d8fc45/60a8b97916284258a3100186b84bc5e1/FLAG5d87e6e6e [2022-10-17 16:40:21,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/c10d8fc45/60a8b97916284258a3100186b84bc5e1 [2022-10-17 16:40:21,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:21,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:21,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:21,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:21,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:21,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:21" (1/1) ... [2022-10-17 16:40:21,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@756394d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:21, skipping insertion in model container [2022-10-17 16:40:21,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:21" (1/1) ... [2022-10-17 16:40:21,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:21,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:22,166 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-10-17 16:40:22,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:22,183 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:22,204 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-10-17 16:40:22,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:22,223 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:22,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22 WrapperNode [2022-10-17 16:40:22,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:22,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:22,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:22,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:22,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,264 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2022-10-17 16:40:22,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:22,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:22,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:22,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:22,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:22,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:22,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:22,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:22,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:22,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:22,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:22,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-10-17 16:40:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-10-17 16:40:22,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:22,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:40:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:40:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:40:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:40:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:40:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:40:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:40:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-10-17 16:40:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-10-17 16:40:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:40:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:40:22,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:40:22,384 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:40:22,486 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:22,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:22,839 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:22,850 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:22,850 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:40:22,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:22 BoogieIcfgContainer [2022-10-17 16:40:22,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:22,854 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:22,854 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:22,864 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:22,864 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:22" (1/1) ... [2022-10-17 16:40:22,865 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) [2022-10-17 16:40:22,870 INFO L158 Benchmark]: Toolchain (without parser) took 961.89ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 47.2MB in the end (delta: 8.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,870 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:22,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.41ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 66.4MB in the end (delta: -10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.16ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,873 INFO L158 Benchmark]: Boogie Preprocessor took 30.82ms. Allocated memory is still 92.3MB. Free memory was 64.8MB in the beginning and 63.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,874 INFO L158 Benchmark]: RCFGBuilder took 555.92ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 48.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,875 INFO L158 Benchmark]: CodeCheck took 13.81ms. Allocated memory is still 92.3MB. Free memory was 48.0MB in the beginning and 47.2MB in the end (delta: 843.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:22,879 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 0.35ms. Allocated memory is still 92.3MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.41ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 66.4MB in the end (delta: -10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.16ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.82ms. Allocated memory is still 92.3MB. Free memory was 64.8MB in the beginning and 63.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.92ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 48.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.81ms. Allocated memory is still 92.3MB. Free memory was 48.0MB in the beginning and 47.2MB in the end (delta: 843.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:40:22,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:40:25,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:25,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:25,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:25,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:25,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:25,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:25,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:25,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:25,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:25,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:25,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:25,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:25,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:25,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:25,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:25,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:25,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:25,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:25,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:25,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:25,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:25,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:25,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:25,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:25,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:25,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:25,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:25,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:25,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:25,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:25,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:25,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:25,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:25,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:25,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:25,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:25,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:25,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:25,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:25,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:25,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:40:25,741 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:25,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:25,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:25,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:25,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:25,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:25,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:25,746 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:25,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:25,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:25,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:25,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:25,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:25,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:40:25,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:40:25,748 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:40:25,749 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:25,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:25,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:25,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:25,749 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:25,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:25,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:25,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:25,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:25,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:25,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:25,751 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:40:25,751 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:40:25,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:25,752 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:40:25,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:40:25,752 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-10-17 16:40:26,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:26,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:26,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:26,149 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:26,150 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:26,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-10-17 16:40:26,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/543087f99/79d55578e7cf4ebcae8c16cbba21fe25/FLAG4a4ba73e0 [2022-10-17 16:40:26,871 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:26,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-10-17 16:40:26,880 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/543087f99/79d55578e7cf4ebcae8c16cbba21fe25/FLAG4a4ba73e0 [2022-10-17 16:40:27,234 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/data/543087f99/79d55578e7cf4ebcae8c16cbba21fe25 [2022-10-17 16:40:27,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:27,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:27,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:27,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:27,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:27,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6994ec83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27, skipping insertion in model container [2022-10-17 16:40:27,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:27,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:27,481 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-10-17 16:40:27,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:27,504 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:27,570 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_421cc294-1612-4dfa-bb5b-f956a56b1a8f/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-10-17 16:40:27,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:27,590 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:27,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27 WrapperNode [2022-10-17 16:40:27,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:27,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:27,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:27,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:27,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,630 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-10-17 16:40:27,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:27,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:27,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:27,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:27,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:27,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:27,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:27,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:27,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:27" (1/1) ... [2022-10-17 16:40:27,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:27,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:27,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:27,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-10-17 16:40:27,773 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-10-17 16:40:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:40:27,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:40:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:40:27,776 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:40:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:40:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:40:27,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:40:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:40:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-10-17 16:40:27,783 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-10-17 16:40:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:40:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:27,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:40:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:40:27,786 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:40:27,936 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:27,938 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:28,346 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:28,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:28,370 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:40:28,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:28 BoogieIcfgContainer [2022-10-17 16:40:28,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:28,376 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:28,376 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:28,387 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:28,387 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:28" (1/1) ... [2022-10-17 16:40:28,388 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) [2022-10-17 16:40:28,395 INFO L158 Benchmark]: Toolchain (without parser) took 1155.54ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.6MB in the end (delta: -324.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:28,397 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:28,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.92ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 42.4MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:40:28,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.83ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:28,401 INFO L158 Benchmark]: Boogie Preprocessor took 34.78ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 39.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:40:28,403 INFO L158 Benchmark]: RCFGBuilder took 705.98ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 40.8MB in the end (delta: -1.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-10-17 16:40:28,403 INFO L158 Benchmark]: CodeCheck took 17.09ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 896.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:40:28,413 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 0.31ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.92ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 42.4MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.83ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.78ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 39.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 705.98ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 40.8MB in the end (delta: -1.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 17.09ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 896.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:40:28,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421cc294-1612-4dfa-bb5b-f956a56b1a8f/bin/ukojak-92XMlrwhuB/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