./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:48,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:48,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:25:48,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:48,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:48,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:48,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:48,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:48,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:48,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:48,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:48,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:48,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:48,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:48,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:48,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:48,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:48,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:48,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:48,352 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:25:48,353 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:25:48,353 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:48,354 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:48,354 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:48,354 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:48,355 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:48,355 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:48,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:48,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:48,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:48,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:48,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:48,359 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:48,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:48,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:48,359 INFO L153 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_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e [2023-11-19 03:25:48,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:48,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:48,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:48,674 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:48,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:48,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:25:51,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:52,058 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:52,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:25:52,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/9ca28364d/6ab786440af24eb2be4cc19d2a7cae5a/FLAG65c53d52d [2023-11-19 03:25:52,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/9ca28364d/6ab786440af24eb2be4cc19d2a7cae5a [2023-11-19 03:25:52,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:52,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:52,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:52,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:52,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:52,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397c1eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52, skipping insertion in model container [2023-11-19 03:25:52,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:52,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:52,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:52,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:52,442 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:25:52,443 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:25:52,449 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:52,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52 WrapperNode [2023-11-19 03:25:52,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:52,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:52,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:52,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:52,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,497 INFO L138 Inliner]: procedures = 26, calls = 116, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 167 [2023-11-19 03:25:52,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:52,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:52,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:52,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:52,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:52,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:52,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:52,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:52,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:52" (1/1) ... [2023-11-19 03:25:52,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:52,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:52,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:52,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:25:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:25:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:25:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:25:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:25:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:25:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:25:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:25:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:25:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:25:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:25:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:25:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:25:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:25:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:25:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:25:52,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:25:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:25:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:25:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:25:52,633 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:25:52,769 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:52,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:53,253 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:53,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:53,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:25:53,515 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:25:53,519 INFO L158 Benchmark]: Toolchain (without parser) took 1423.79ms. Allocated memory is still 178.3MB. Free memory was 133.3MB in the beginning and 127.9MB in the end (delta: 5.4MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-11-19 03:25:53,519 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:53,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.42ms. Allocated memory is still 178.3MB. Free memory was 132.9MB in the beginning and 120.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:25:53,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.01ms. Allocated memory is still 178.3MB. Free memory was 120.0MB in the beginning and 117.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:53,521 INFO L158 Benchmark]: Boogie Preprocessor took 37.81ms. Allocated memory is still 178.3MB. Free memory was 117.9MB in the beginning and 116.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:53,522 INFO L158 Benchmark]: RCFGBuilder took 980.79ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 127.9MB in the end (delta: -11.8MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-19 03:25:53,525 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.42ms. Allocated memory is still 178.3MB. Free memory was 132.9MB in the beginning and 120.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.01ms. Allocated memory is still 178.3MB. Free memory was 120.0MB in the beginning and 117.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.81ms. Allocated memory is still 178.3MB. Free memory was 117.9MB in the beginning and 116.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 980.79ms. Allocated memory is still 178.3MB. Free memory was 116.2MB in the beginning and 127.9MB in the end (delta: -11.8MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:25:53,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/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_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:56,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:56,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:25:56,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:56,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:56,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:56,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:56,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:56,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:56,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:56,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:56,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:56,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:56,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:56,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:56,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:56,352 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:25:56,353 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:25:56,353 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:25:56,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:25:56,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:25:56,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:56,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:56,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:56,357 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:56,358 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:56,358 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:56,359 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:56,359 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:56,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:56,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:56,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:56,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:56,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:56,362 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:25:56,363 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:56,363 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:56,363 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:25:56,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:56,365 INFO L153 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_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e [2023-11-19 03:25:56,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:56,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:56,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:56,833 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:56,834 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:56,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:25:59,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:00,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:00,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:26:00,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/9e6f2b1f0/3733a1d7aa864295936e905f43c51b94/FLAG6d50ea520 [2023-11-19 03:26:00,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/data/9e6f2b1f0/3733a1d7aa864295936e905f43c51b94 [2023-11-19 03:26:00,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:00,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:00,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:00,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:00,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:00,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@995916f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00, skipping insertion in model container [2023-11-19 03:26:00,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:00,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:00,576 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:00,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:00,647 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:26:00,647 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:26:00,655 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:00,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00 WrapperNode [2023-11-19 03:26:00,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:00,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:00,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:00,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:00,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,732 INFO L138 Inliner]: procedures = 28, calls = 116, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 157 [2023-11-19 03:26:00,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:00,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:00,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:00,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:00,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:00,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:00,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:00,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:00,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:00" (1/1) ... [2023-11-19 03:26:00,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:00,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:00,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:00,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:26:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:26:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:26:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:26:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:26:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:26:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:26:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:26:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:26:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:26:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:26:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:26:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:26:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:26:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:26:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:26:00,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:26:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:26:00,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:26:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:26:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:26:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:26:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:26:00,881 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:26:01,022 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:01,025 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:01,492 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:01,760 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:01,761 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:26:01,762 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:26:01,769 INFO L158 Benchmark]: Toolchain (without parser) took 1545.52ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 38.7MB in the end (delta: 43.8MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-19 03:26:01,770 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:01,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.72ms. Allocated memory is still 107.0MB. Free memory was 82.2MB in the beginning and 68.7MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:26:01,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.80ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:01,773 INFO L158 Benchmark]: Boogie Preprocessor took 62.16ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:01,774 INFO L158 Benchmark]: RCFGBuilder took 969.96ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 38.7MB in the end (delta: 25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-19 03:26:01,782 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.72ms. Allocated memory is still 107.0MB. Free memory was 82.2MB in the beginning and 68.7MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.80ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.16ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 969.96ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 38.7MB in the end (delta: 25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:26:01,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1491beb8-a749-46fb-9b96-b86d4199adbb/bin/ukojak-verify-G8NBE6pJGL/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: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?