./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/fibonacci.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 01:27:47,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:27:47,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:27:47,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:27:47,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:27:47,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:27:47,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:27:47,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:27:47,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:27:47,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:27:47,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:27:47,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:27:47,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:27:47,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:27:47,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:27:47,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:27:47,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:27:47,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:27:47,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:27:47,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:27:47,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:27:47,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:27:47,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:27:47,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:27:47,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:27:47,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:27:47,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:27:47,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:27:47,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:27:47,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:27:47,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:27:47,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:27:47,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:27:47,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:27:47,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:27:47,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:27:47,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:27:47,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:27:47,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:27:47,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:27:47,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:27:47,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:27:47,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:27:47,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:27:47,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:27:47,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:27:47,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:27:47,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:27:47,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:27:47,795 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:27:47,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:27:47,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:27:47,797 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:27:47,797 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:27:47,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:27:47,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:27:47,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:27:47,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:27:47,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:27:47,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:27:47,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:47,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:27:47,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:27:47,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:27:47,799 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:27:47,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:27:47,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:27:47,800 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_a1a0f205-d720-4b50-98f8-4346443593ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 01:27:48,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:27:48,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:27:48,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:27:48,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:27:48,021 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:27:48,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 01:27:50,476 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:27:50,634 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:27:50,634 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 01:27:50,639 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/20c8527c8/1bf7298f759e401bbb93c6b6562f45b7/FLAG98efbb138 [2022-12-15 01:27:51,054 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/20c8527c8/1bf7298f759e401bbb93c6b6562f45b7 [2022-12-15 01:27:51,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:27:51,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:27:51,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:51,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:27:51,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:27:51,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e77792a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51, skipping insertion in model container [2022-12-15 01:27:51,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:27:51,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:27:51,219 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_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 01:27:51,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:51,229 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:27:51,245 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_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 01:27:51,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:51,258 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:27:51,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51 WrapperNode [2022-12-15 01:27:51,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:51,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:51,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:27:51,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:27:51,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,288 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2022-12-15 01:27:51,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:51,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:27:51,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:27:51,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:27:51,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,311 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:27:51,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:27:51,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:27:51,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:27:51,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:51,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:27:51,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:27:51,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:27:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-15 01:27:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-15 01:27:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:27:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:27:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:27:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:27:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:27:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:27:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:27:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:27:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:27:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 01:27:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 01:27:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:27:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:27:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:27:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:27:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:27:51,382 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 01:27:51,469 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:27:51,471 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:27:51,693 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:27:51,701 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:27:51,701 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:27:51,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:51 BoogieIcfgContainer [2022-12-15 01:27:51,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:27:51,704 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:27:51,704 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:27:51,711 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:27:51,711 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:51" (1/1) ... [2022-12-15 01:27:51,711 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 01:27:51,714 INFO L158 Benchmark]: Toolchain (without parser) took 655.61ms. Allocated memory is still 146.8MB. Free memory was 110.7MB in the beginning and 77.5MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,714 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:27:51,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.91ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 99.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.21ms. Allocated memory is still 146.8MB. Free memory was 99.2MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,715 INFO L158 Benchmark]: Boogie Preprocessor took 25.94ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,716 INFO L158 Benchmark]: RCFGBuilder took 387.85ms. Allocated memory is still 146.8MB. Free memory was 96.1MB in the beginning and 78.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,716 INFO L158 Benchmark]: CodeCheck took 9.00ms. Allocated memory is still 146.8MB. Free memory was 78.2MB in the beginning and 77.5MB in the end (delta: 723.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:51,718 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 0.14ms. Allocated memory is still 146.8MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.91ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 99.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.21ms. Allocated memory is still 146.8MB. Free memory was 99.2MB in the beginning and 97.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.94ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 387.85ms. Allocated memory is still 146.8MB. Free memory was 96.1MB in the beginning and 78.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9.00ms. Allocated memory is still 146.8MB. Free memory was 78.2MB in the beginning and 77.5MB in the end (delta: 723.1kB). 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 01:27:51,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 01:27:53,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:27:53,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:27:53,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:27:53,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:27:53,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:27:53,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:27:53,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:27:53,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:27:53,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:27:53,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:27:53,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:27:53,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:27:53,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:27:53,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:27:53,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:27:53,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:27:53,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:27:53,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:27:53,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:27:53,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:27:53,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:27:53,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:27:53,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:27:53,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:27:53,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:27:53,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:27:53,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:27:53,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:27:53,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:27:53,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:27:53,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:27:53,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:27:53,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:27:53,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:27:53,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:27:53,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:27:53,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:27:53,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:27:53,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:27:53,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:27:53,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 01:27:53,565 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:27:53,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:27:53,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:27:53,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:27:53,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:27:53,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:27:53,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:27:53,566 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:27:53,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:27:53,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:27:53,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:27:53,569 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:27:53,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:27:53,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:53,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:27:53,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:27:53,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:27:53,569 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:27:53,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:27:53,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:27:53,570 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:27:53,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:27:53,570 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_a1a0f205-d720-4b50-98f8-4346443593ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 01:27:53,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:27:53,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:27:53,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:27:53,795 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:27:53,796 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:27:53,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 01:27:56,415 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:27:56,571 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:27:56,571 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 01:27:56,578 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/0f0db7080/5c12b228ffe14f6e90608bdec3f8517f/FLAGb71d600dd [2022-12-15 01:27:56,590 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/data/0f0db7080/5c12b228ffe14f6e90608bdec3f8517f [2022-12-15 01:27:56,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:27:56,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:27:56,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:56,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:27:56,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:27:56,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240cf7fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56, skipping insertion in model container [2022-12-15 01:27:56,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:27:56,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:27:56,742 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_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 01:27:56,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:56,757 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:27:56,771 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_a1a0f205-d720-4b50-98f8-4346443593ea/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 01:27:56,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:56,785 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:27:56,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56 WrapperNode [2022-12-15 01:27:56,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:56,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:56,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:27:56,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:27:56,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,812 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-12-15 01:27:56,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:56,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:27:56,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:27:56,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:27:56,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,836 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:27:56,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:27:56,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:27:56,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:27:56,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:56" (1/1) ... [2022-12-15 01:27:56,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:56,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:27:56,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:27:56,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:27:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-15 01:27:56,917 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-15 01:27:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:27:56,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:27:56,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:27:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:27:56,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:27:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:27:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:27:56,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:27:56,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:27:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 01:27:56,919 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 01:27:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:27:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:27:56,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:27:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:27:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:27:56,921 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 01:27:57,021 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:27:57,023 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:27:57,296 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:27:57,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:27:57,305 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:27:57,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:57 BoogieIcfgContainer [2022-12-15 01:27:57,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:27:57,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:27:57,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:27:57,320 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:27:57,320 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:57" (1/1) ... [2022-12-15 01:27:57,321 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 01:27:57,325 INFO L158 Benchmark]: Toolchain (without parser) took 730.74ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.5MB in the beginning and 62.2MB in the end (delta: -14.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,326 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:27:57,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.17ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 35.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.41ms. Allocated memory is still 69.2MB. Free memory was 35.3MB in the beginning and 33.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,327 INFO L158 Benchmark]: Boogie Preprocessor took 26.98ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 49.6MB in the end (delta: -16.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,328 INFO L158 Benchmark]: RCFGBuilder took 466.73ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 31.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,329 INFO L158 Benchmark]: CodeCheck took 15.93ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.4MB in the beginning and 62.2MB in the end (delta: -30.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-12-15 01:27:57,332 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 0.17ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.17ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 35.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.41ms. Allocated memory is still 69.2MB. Free memory was 35.3MB in the beginning and 33.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.98ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 49.6MB in the end (delta: -16.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 466.73ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 31.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.93ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.4MB in the beginning and 62.2MB in the end (delta: -30.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:27:57,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a0f205-d720-4b50-98f8-4346443593ea/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