./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/fibonacci.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/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_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 02:16:50,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:16:50,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:16:50,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:16:50,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:16:50,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:16:50,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:16:50,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:16:50,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:16:50,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:16:50,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:16:50,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:16:50,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:16:50,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:16:50,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:16:50,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:16:50,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:16:50,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:16:50,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:16:50,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:16:50,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:16:50,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:16:50,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:16:50,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:16:50,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:16:50,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:16:50,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:16:50,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:16:50,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:16:50,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:16:50,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:16:50,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:16:50,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:16:50,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:16:50,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:16:50,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:16:50,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:16:50,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:16:50,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:16:50,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:16:50,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:16:50,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 02:16:50,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:16:50,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:16:50,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:16:50,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:16:50,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:16:50,283 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:16:50,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:16:50,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:16:50,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:16:50,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:16:50,284 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:16:50,284 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:16:50,284 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:16:50,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:16:50,285 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:16:50,285 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:16:50,285 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:16:50,285 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:16:50,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:16:50,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:16:50,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:16:50,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:16:50,286 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:16:50,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:16:50,286 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_27765f38-b092-482c-8455-50ed5070d340/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 02:16:50,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:16:50,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:16:50,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:16:50,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:16:50,495 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:16:50,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 02:16:53,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:16:53,219 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:16:53,220 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 02:16:53,227 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/e66eefce1/4ec999dae6014ccd80b1952fa5e77c0f/FLAGce86b3e93 [2022-12-15 02:16:53,241 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/e66eefce1/4ec999dae6014ccd80b1952fa5e77c0f [2022-12-15 02:16:53,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:16:53,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:16:53,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:16:53,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:16:53,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:16:53,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4ee054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53, skipping insertion in model container [2022-12-15 02:16:53,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:16:53,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:16:53,434 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_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 02:16:53,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:16:53,447 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:16:53,461 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_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 02:16:53,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:16:53,473 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:16:53,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53 WrapperNode [2022-12-15 02:16:53,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:16:53,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:16:53,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:16:53,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:16:53,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,503 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 162 [2022-12-15 02:16:53,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:16:53,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:16:53,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:16:53,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:16:53,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,520 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:16:53,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:16:53,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:16:53,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:16:53,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:16:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:16:53,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:16:53,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:16:53,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:16:53,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:16:53,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:16:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:16:53,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:16:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:16:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:16:53,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:16:53,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:16:53,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:16:53,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:16:53,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:16:53,585 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 02:16:53,683 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:16:53,685 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:16:53,948 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:16:53,958 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:16:53,959 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 02:16:53,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:16:53 BoogieIcfgContainer [2022-12-15 02:16:53,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:16:53,962 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:16:53,962 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:16:53,971 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:16:53,972 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:16:53" (1/1) ... [2022-12-15 02:16:53,972 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 02:16:53,976 INFO L158 Benchmark]: Toolchain (without parser) took 730.56ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 66.8MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-15 02:16:53,976 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:16:53,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.78ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 90.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:16:53,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.68ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 88.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:16:53,977 INFO L158 Benchmark]: Boogie Preprocessor took 19.51ms. Allocated memory is still 136.3MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:16:53,978 INFO L158 Benchmark]: RCFGBuilder took 438.10ms. Allocated memory is still 136.3MB. Free memory was 86.7MB in the beginning and 67.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:16:53,978 INFO L158 Benchmark]: CodeCheck took 12.26ms. Allocated memory is still 136.3MB. Free memory was 67.9MB in the beginning and 66.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:16:53,982 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 0.21ms. Allocated memory is still 136.3MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.78ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 90.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.68ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 88.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.51ms. Allocated memory is still 136.3MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 438.10ms. Allocated memory is still 136.3MB. Free memory was 86.7MB in the beginning and 67.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12.26ms. Allocated memory is still 136.3MB. Free memory was 67.9MB in the beginning and 66.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:16:53,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/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_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/fibonacci.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 02:16:55,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:16:55,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:16:55,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:16:55,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:16:55,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:16:55,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:16:55,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:16:55,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:16:55,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:16:55,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:16:55,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:16:55,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:16:55,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:16:55,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:16:55,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:16:55,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:16:55,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:16:55,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:16:55,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:16:55,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:16:55,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:16:55,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:16:55,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:16:55,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:16:55,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:16:55,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:16:55,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:16:55,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:16:55,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:16:55,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:16:55,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:16:55,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:16:55,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:16:55,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:16:55,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:16:55,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:16:55,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:16:55,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:16:55,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:16:55,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:16:55,531 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 02:16:55,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:16:55,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:16:55,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:16:55,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:16:55,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:16:55,555 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:16:55,555 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:16:55,556 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:16:55,557 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:16:55,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:16:55,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:16:55,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:16:55,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:16:55,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:16:55,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:16:55,559 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:16:55,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:16:55,559 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:16:55,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:16:55,559 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_27765f38-b092-482c-8455-50ed5070d340/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e [2022-12-15 02:16:55,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:16:55,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:16:55,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:16:55,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:16:55,782 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:16:55,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 02:16:58,356 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:16:58,512 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:16:58,512 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c [2022-12-15 02:16:58,519 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/d7bdc553c/abf9495961474de4912d345409b364f9/FLAG37bfb8e9c [2022-12-15 02:16:58,533 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/data/d7bdc553c/abf9495961474de4912d345409b364f9 [2022-12-15 02:16:58,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:16:58,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:16:58,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:16:58,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:16:58,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:16:58,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de20733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58, skipping insertion in model container [2022-12-15 02:16:58,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:16:58,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:16:58,707 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_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 02:16:58,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:16:58,729 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:16:58,748 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_27765f38-b092-482c-8455-50ed5070d340/sv-benchmarks/c/weaver/fibonacci.wvr.c[2330,2343] [2022-12-15 02:16:58,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:16:58,766 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:16:58,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58 WrapperNode [2022-12-15 02:16:58,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:16:58,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:16:58,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:16:58,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:16:58,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,818 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 151 [2022-12-15 02:16:58,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:16:58,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:16:58,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:16:58,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:16:58,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,839 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:16:58,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:16:58,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:16:58,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:16:58,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:16:58" (1/1) ... [2022-12-15 02:16:58,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:16:58,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:16:58,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:16:58,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:16:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:16:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:16:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:16:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:16:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:16:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:16:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:16:58,902 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 02:16:58,989 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:16:58,991 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:16:59,287 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:16:59,297 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:16:59,297 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 02:16:59,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:16:59 BoogieIcfgContainer [2022-12-15 02:16:59,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:16:59,299 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:16:59,299 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:16:59,308 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:16:59,308 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:16:59" (1/1) ... [2022-12-15 02:16:59,309 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 02:16:59,313 INFO L158 Benchmark]: Toolchain (without parser) took 775.31ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 40.8MB in the end (delta: 6.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2022-12-15 02:16:59,313 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:16:59,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.88ms. Allocated memory is still 69.2MB. Free memory was 47.0MB in the beginning and 35.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 02:16:59,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.25ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 63.5MB in the end (delta: -28.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-12-15 02:16:59,314 INFO L158 Benchmark]: Boogie Preprocessor took 23.38ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 61.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:16:59,315 INFO L158 Benchmark]: RCFGBuilder took 456.15ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 41.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:16:59,315 INFO L158 Benchmark]: CodeCheck took 11.44ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 40.8MB in the end (delta: 798.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:16:59,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.88ms. Allocated memory is still 69.2MB. Free memory was 47.0MB in the beginning and 35.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.25ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 63.5MB in the end (delta: -28.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.38ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 61.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 456.15ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 41.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 11.44ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 40.8MB in the end (delta: 798.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:16:59,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27765f38-b092-482c-8455-50ed5070d340/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