./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:45,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:45,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:45,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:45,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:45,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:45,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:45,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:45,532 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:45,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:45,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:45,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:45,541 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:45,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:45,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:45,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:45,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:45,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:45,546 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:45,547 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:45,547 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:45,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:45,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:45,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:45,550 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:45,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:45,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:45,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:45,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:45,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:45,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:45,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:45,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:45,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:45,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:45,555 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_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-23 20:25:45,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:45,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:45,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:45,969 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:45,970 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:45,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-23 20:25:49,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:49,743 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:49,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-23 20:25:49,758 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/8789d29ab/ce7f2f182e114cdd88635667be8ddb45/FLAGc1c5301ce [2023-11-23 20:25:49,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/8789d29ab/ce7f2f182e114cdd88635667be8ddb45 [2023-11-23 20:25:49,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:49,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:49,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:49,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:49,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:49,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:49" (1/1) ... [2023-11-23 20:25:49,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a307faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:49, skipping insertion in model container [2023-11-23 20:25:49,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:49" (1/1) ... [2023-11-23 20:25:49,864 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:50,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:50,156 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:50,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:50,233 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:50,233 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:50,244 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:50,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50 WrapperNode [2023-11-23 20:25:50,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:50,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:50,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:50,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:50,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,304 INFO L138 Inliner]: procedures = 25, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-23 20:25:50,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:50,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:50,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:50,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:50,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:50,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:50,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:50,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:50,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:50" (1/1) ... [2023-11-23 20:25:50,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:50,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:50,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:50,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:25:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:25:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:25:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:25:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-23 20:25:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-23 20:25:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-23 20:25:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-23 20:25:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:25:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:25:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:50,491 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:50,652 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:50,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:51,098 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:51,348 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-11-23 20:25:51,357 INFO L158 Benchmark]: Toolchain (without parser) took 1565.14ms. Allocated memory is still 140.5MB. Free memory was 108.2MB in the beginning and 60.5MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:25:51,358 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 113.2MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:51,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.18ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 95.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:51,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.56ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 93.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:51,362 INFO L158 Benchmark]: Boogie Preprocessor took 50.53ms. Allocated memory is still 140.5MB. Free memory was 93.4MB in the beginning and 91.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:51,364 INFO L158 Benchmark]: RCFGBuilder took 998.03ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 60.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 20:25:51,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 113.2MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.18ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 95.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.56ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 93.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.53ms. Allocated memory is still 140.5MB. Free memory was 93.4MB in the beginning and 91.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 998.03ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 60.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:51,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/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_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:54,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:54,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:25:54,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:54,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:54,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:54,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:54,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:54,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:54,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:54,261 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:54,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:54,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:54,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:54,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:54,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:54,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:54,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:54,266 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:54,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:54,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:54,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:54,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:54,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:54,268 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:54,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:54,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:54,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:54,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:54,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:54,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:54,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:54,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:54,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:54,273 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:54,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:54,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:54,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:54,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:54,275 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_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-23 20:25:54,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:54,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:54,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:54,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:54,716 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:54,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-23 20:25:57,919 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:58,199 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:58,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-23 20:25:58,211 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/aaf846355/7b6a19e95fc748eca440d8f67679e552/FLAG03bef83e0 [2023-11-23 20:25:58,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/data/aaf846355/7b6a19e95fc748eca440d8f67679e552 [2023-11-23 20:25:58,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:58,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:58,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:58,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:58,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:58,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:58" (1/1) ... [2023-11-23 20:25:58,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fdfb98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:58, skipping insertion in model container [2023-11-23 20:25:58,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:58" (1/1) ... [2023-11-23 20:25:58,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:58,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:58,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:59,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:59,048 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:59,054 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:59,064 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:59,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59 WrapperNode [2023-11-23 20:25:59,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:59,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:59,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:59,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:59,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,162 INFO L138 Inliner]: procedures = 27, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-23 20:25:59,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:59,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:59,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:59,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:59,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:59,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:59,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:59,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:59,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:59,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:59,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:59,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:25:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:25:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:59,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:25:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:25:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:25:59,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:25:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:59,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-23 20:25:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-23 20:25:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-23 20:25:59,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-23 20:25:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:25:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:25:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:59,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:59,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:25:59,381 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:59,610 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:59,613 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:26:00,196 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:26:00,393 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-11-23 20:26:00,407 INFO L158 Benchmark]: Toolchain (without parser) took 1888.25ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 39.5MB in the beginning and 52.2MB in the end (delta: -12.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,407 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:26:00,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.18ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 46.3MB in the end (delta: -7.0MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.41ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 44.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,415 INFO L158 Benchmark]: Boogie Preprocessor took 85.96ms. Allocated memory is still 71.3MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,416 INFO L158 Benchmark]: RCFGBuilder took 1153.85ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 42.5MB in the beginning and 52.2MB in the end (delta: -9.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,420 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.18ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 46.3MB in the end (delta: -7.0MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.41ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 44.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.96ms. Allocated memory is still 71.3MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1153.85ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 42.5MB in the beginning and 52.2MB in the end (delta: -9.6MB). Peak memory consumption was 17.1MB. 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:26:00,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bc3bf4d-8bbf-43f0-8005-6f5bf326c3e3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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?