./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy11.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ --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 a686a41ee4cc6bbffea13719827ccaf379a83824b0020cd9f2e7eecebabb9242 --- 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-6b4ec56 [2022-11-20 16:54:28,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:54:28,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:54:28,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:54:28,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:54:28,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:54:28,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:54:28,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:54:28,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:54:28,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:54:28,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:54:28,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:54:28,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:54:28,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:54:28,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:54:28,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:54:28,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:54:28,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:54:28,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:54:28,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:54:28,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:54:28,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:54:28,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:54:28,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:54:28,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:54:28,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:54:28,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:54:28,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:54:28,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:54:28,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:54:28,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:54:28,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:54:28,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:54:28,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:54:28,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:54:28,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:54:28,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:54:28,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:54:28,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:54:28,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:54:28,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:54:28,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:54:28,319 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:54:28,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:54:28,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:54:28,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:54:28,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:54:28,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:54:28,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:54:28,323 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:54:28,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:54:28,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:54:28,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:54:28,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:54:28,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:54:28,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:54:28,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:54:28,326 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:54:28,327 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:54:28,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:54:28,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:54:28,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:54:28,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:54:28,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:54:28,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:54:28,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:54:28,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:54:28,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:54:28,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:54:28,329 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:54:28,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:54:28,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:54:28,330 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a686a41ee4cc6bbffea13719827ccaf379a83824b0020cd9f2e7eecebabb9242 [2022-11-20 16:54:28,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:54:28,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:54:28,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:54:28,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:54:28,694 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:54:28,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2022-11-20 16:54:31,846 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:54:32,064 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:54:32,065 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c [2022-11-20 16:54:32,072 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/bce855113/d71747f7fcfc4104a9ff254cd105c3df/FLAG15b42bd29 [2022-11-20 16:54:32,092 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/bce855113/d71747f7fcfc4104a9ff254cd105c3df [2022-11-20 16:54:32,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:54:32,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:54:32,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:54:32,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:54:32,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:54:32,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54cb47a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32, skipping insertion in model container [2022-11-20 16:54:32,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:54:32,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:54:32,308 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c[2005,2018] [2022-11-20 16:54:32,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:54:32,317 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:54:32,336 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c[2005,2018] [2022-11-20 16:54:32,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:54:32,352 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:54:32,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32 WrapperNode [2022-11-20 16:54:32,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:54:32,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:54:32,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:54:32,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:54:32,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,384 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-11-20 16:54:32,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:54:32,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:54:32,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:54:32,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:54:32,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,416 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:54:32,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:54:32,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:54:32,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:54:32,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:32" (1/1) ... [2022-11-20 16:54:32,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:54:32,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:54:32,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:54:32,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:54:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:54:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:54:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:54:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:54:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:54:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:54:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:54:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:54:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:54:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:54:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:54:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:54:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:54:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:54:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:54:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:54:32,509 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:54:32,672 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:54:32,689 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:54:32,997 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:54:33,040 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:54:33,040 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:54:33,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:54:33 BoogieIcfgContainer [2022-11-20 16:54:33,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:54:33,044 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:54:33,044 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:54:33,058 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:54:33,058 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:54:33" (1/1) ... [2022-11-20 16:54:33,059 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) [2022-11-20 16:54:33,067 INFO L158 Benchmark]: Toolchain (without parser) took 969.72ms. Allocated memory is still 174.1MB. Free memory was 130.2MB in the beginning and 101.8MB in the end (delta: 28.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 16:54:33,068 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:33,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.69ms. Allocated memory is still 174.1MB. Free memory was 130.2MB in the beginning and 119.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:54:33,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.11ms. Allocated memory is still 174.1MB. Free memory was 119.2MB in the beginning and 118.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:33,071 INFO L158 Benchmark]: Boogie Preprocessor took 34.37ms. Allocated memory is still 174.1MB. Free memory was 117.6MB in the beginning and 116.6MB in the end (delta: 994.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:33,072 INFO L158 Benchmark]: RCFGBuilder took 622.62ms. Allocated memory is still 174.1MB. Free memory was 116.6MB in the beginning and 102.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:54:33,072 INFO L158 Benchmark]: CodeCheck took 21.72ms. Allocated memory is still 174.1MB. Free memory was 102.4MB in the beginning and 101.8MB in the end (delta: 608.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:33,083 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.69ms. Allocated memory is still 174.1MB. Free memory was 130.2MB in the beginning and 119.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.11ms. Allocated memory is still 174.1MB. Free memory was 119.2MB in the beginning and 118.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.37ms. Allocated memory is still 174.1MB. Free memory was 117.6MB in the beginning and 116.6MB in the end (delta: 994.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 622.62ms. Allocated memory is still 174.1MB. Free memory was 116.6MB in the beginning and 102.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 21.72ms. Allocated memory is still 174.1MB. Free memory was 102.4MB in the beginning and 101.8MB in the end (delta: 608.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:54:33,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ --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 a686a41ee4cc6bbffea13719827ccaf379a83824b0020cd9f2e7eecebabb9242 --- 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-6b4ec56 [2022-11-20 16:54:35,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:54:35,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:54:35,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:54:35,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:54:35,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:54:35,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:54:35,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:54:35,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:54:35,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:54:35,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:54:35,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:54:35,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:54:35,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:54:35,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:54:35,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:54:35,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:54:35,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:54:35,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:54:35,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:54:35,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:54:35,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:54:35,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:54:35,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:54:35,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:54:35,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:54:35,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:54:35,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:54:35,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:54:35,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:54:35,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:54:35,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:54:35,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:54:35,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:54:35,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:54:35,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:54:35,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:54:35,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:54:35,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:54:35,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:54:35,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:54:35,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:54:35,863 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:54:35,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:54:35,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:54:35,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:54:35,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:54:35,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:54:35,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:54:35,868 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:54:35,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:54:35,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:54:35,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:54:35,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:54:35,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:54:35,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:54:35,870 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:54:35,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:54:35,871 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:54:35,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:54:35,871 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:54:35,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:54:35,872 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:54:35,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:54:35,872 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:54:35,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:54:35,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:54:35,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:54:35,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:54:35,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:54:35,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:54:35,874 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:54:35,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:54:35,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:54:35,875 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:54:35,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:54:35,876 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a686a41ee4cc6bbffea13719827ccaf379a83824b0020cd9f2e7eecebabb9242 [2022-11-20 16:54:36,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:54:36,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:54:36,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:54:36,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:54:36,295 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:54:36,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2022-11-20 16:54:39,455 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:54:39,669 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:54:39,669 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c [2022-11-20 16:54:39,687 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/ce95aa4b1/a53646a9639d44d4b47d884994b6b887/FLAG82994073a [2022-11-20 16:54:39,704 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/data/ce95aa4b1/a53646a9639d44d4b47d884994b6b887 [2022-11-20 16:54:39,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:54:39,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:54:39,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:54:39,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:54:39,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:54:39,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:54:39" (1/1) ... [2022-11-20 16:54:39,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac987b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:39, skipping insertion in model container [2022-11-20 16:54:39,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:54:39" (1/1) ... [2022-11-20 16:54:39,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:54:39,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:54:39,954 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c[2005,2018] [2022-11-20 16:54:39,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:54:39,971 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:54:39,996 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_8067fa9c-8b14-49d1-87f1-52ed831fddbb/sv-benchmarks/c/weaver/test-easy11.wvr.c[2005,2018] [2022-11-20 16:54:39,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:54:40,013 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:54:40,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40 WrapperNode [2022-11-20 16:54:40,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:54:40,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:54:40,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:54:40,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:54:40,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,065 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2022-11-20 16:54:40,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:54:40,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:54:40,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:54:40,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:54:40,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,098 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:54:40,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:54:40,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:54:40,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:54:40,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:54:40,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:54:40,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:54:40,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:54:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:54:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:54:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:54:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:54:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:54:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:54:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:54:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:54:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:54:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:54:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:54:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:54:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:54:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:54:40,215 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:54:40,370 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:54:40,373 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:54:40,681 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:54:40,738 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:54:40,738 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:54:40,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:54:40 BoogieIcfgContainer [2022-11-20 16:54:40,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:54:40,743 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:54:40,743 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:54:40,753 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:54:40,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:54:40" (1/1) ... [2022-11-20 16:54:40,769 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) [2022-11-20 16:54:40,786 INFO L158 Benchmark]: Toolchain (without parser) took 1075.76ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 26.2MB in the beginning and 52.1MB in the end (delta: -25.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:40,787 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:40,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.94ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 26.0MB in the beginning and 51.8MB in the end (delta: -25.7MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-20 16:54:40,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.95ms. Allocated memory is still 77.6MB. Free memory was 51.8MB in the beginning and 50.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:54:40,789 INFO L158 Benchmark]: Boogie Preprocessor took 36.14ms. Allocated memory is still 77.6MB. Free memory was 50.1MB in the beginning and 48.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:54:40,790 INFO L158 Benchmark]: RCFGBuilder took 639.13ms. Allocated memory is still 77.6MB. Free memory was 48.7MB in the beginning and 52.9MB in the end (delta: -4.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-11-20 16:54:40,790 INFO L158 Benchmark]: CodeCheck took 41.87ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 52.1MB in the end (delta: 824.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:54:40,793 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 0.24ms. Allocated memory is still 58.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.94ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 26.0MB in the beginning and 51.8MB in the end (delta: -25.7MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.95ms. Allocated memory is still 77.6MB. Free memory was 51.8MB in the beginning and 50.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.14ms. Allocated memory is still 77.6MB. Free memory was 50.1MB in the beginning and 48.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 639.13ms. Allocated memory is still 77.6MB. Free memory was 48.7MB in the beginning and 52.9MB in the end (delta: -4.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * CodeCheck took 41.87ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 52.1MB in the end (delta: 824.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:54:40,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8067fa9c-8b14-49d1-87f1-52ed831fddbb/bin/ukojak-pZX7IvK2PQ/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