./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 0e0057cc 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_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:17:59,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:59,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:17:59,186 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:59,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:59,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:59,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:59,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:59,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:59,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:59,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:59,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:59,216 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:59,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:59,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:59,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:59,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:59,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:59,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:59,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:17:59,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:59,221 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:59,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:59,222 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:59,222 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:59,223 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:59,223 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:59,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:59,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:59,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:59,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:59,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:59,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:59,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:59,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:59,226 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_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-24 22:17:59,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:59,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:59,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:59,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:59,524 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:59,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:18:02,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:02,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:02,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:18:02,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/26d54ac98/49df282229b14063b6ce0215093bd631/FLAGcb63932b2 [2023-11-24 22:18:02,928 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/26d54ac98/49df282229b14063b6ce0215093bd631 [2023-11-24 22:18:02,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:02,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:02,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:02,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:02,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:02,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:02" (1/1) ... [2023-11-24 22:18:02,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbd14d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:02, skipping insertion in model container [2023-11-24 22:18:02,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:02" (1/1) ... [2023-11-24 22:18:02,973 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:03,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:03,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:03,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:03,261 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:03,261 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:03,270 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:03,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03 WrapperNode [2023-11-24 22:18:03,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:03,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:03,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:03,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:03,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,321 INFO L138 Inliner]: procedures = 25, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-24 22:18:03,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:03,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:03,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:03,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:03,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:03,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:03,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:03,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:03,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:03" (1/1) ... [2023-11-24 22:18:03,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:03,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:03,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:03,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:18:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:18:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:18:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:18:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:18:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:18:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:03,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:03,495 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:03,652 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:03,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:04,047 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:04,256 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) [2023-11-24 22:18:04,261 INFO L158 Benchmark]: Toolchain (without parser) took 1327.45ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 90.3MB in the beginning and 141.4MB in the end (delta: -51.2MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:04,261 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:04,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.50ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 77.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:18:04,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.87ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:04,265 INFO L158 Benchmark]: Boogie Preprocessor took 68.04ms. Allocated memory is still 134.2MB. Free memory was 75.2MB in the beginning and 73.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:04,267 INFO L158 Benchmark]: RCFGBuilder took 867.33ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 73.6MB in the beginning and 141.4MB in the end (delta: -67.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:04,276 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 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.50ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 77.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.87ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 75.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.04ms. Allocated memory is still 134.2MB. Free memory was 75.2MB in the beginning and 73.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 867.33ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 73.6MB in the beginning and 141.4MB in the end (delta: -67.8MB). Peak memory consumption was 34.4MB. 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. [2023-11-24 22:18:04,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/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 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_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:18:07,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:07,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:18:07,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:07,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:07,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:07,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:07,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:07,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:07,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:07,186 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:07,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:07,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:07,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:07,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:07,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:07,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:07,197 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:07,198 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:07,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:07,200 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:07,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:07,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:07,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:07,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:07,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:07,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:07,203 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:07,203 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:07,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:07,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:07,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:07,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:07,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:07,207 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:07,207 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:07,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:07,208 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:07,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:07,209 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_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-24 22:18:07,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:07,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:07,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:07,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:07,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:07,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:18:10,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:11,227 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:11,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:18:11,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/7180c81f4/517edd8ecfe24f4fa31f03acd87e645a/FLAGcb136c5d5 [2023-11-24 22:18:11,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/data/7180c81f4/517edd8ecfe24f4fa31f03acd87e645a [2023-11-24 22:18:11,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:11,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:11,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:11,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:11,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:11,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b62006b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11, skipping insertion in model container [2023-11-24 22:18:11,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:11,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:11,613 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:11,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:11,680 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,680 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,688 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:11,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11 WrapperNode [2023-11-24 22:18:11,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:11,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:11,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:11,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:11,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,770 INFO L138 Inliner]: procedures = 27, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-24 22:18:11,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:11,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:11,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:11,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:11,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:11,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:11,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:11,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:11,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:11,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:11,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:11,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:18:11,990 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:18:11,990 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:18:11,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:18:11,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:18:11,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:18:11,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:18:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:18:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:11,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:18:11,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:18:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:18:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:18:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:18:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:18:11,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:11,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:11,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:11,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:11,998 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:12,201 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:12,204 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:12,847 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:12,981 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) [2023-11-24 22:18:12,988 INFO L158 Benchmark]: Toolchain (without parser) took 1708.34ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 43.3MB in the beginning and 32.5MB in the end (delta: 10.8MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-11-24 22:18:12,989 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:12,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.89ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 29.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:18:12,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.85ms. Allocated memory is still 67.1MB. Free memory was 29.9MB in the beginning and 28.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:12,991 INFO L158 Benchmark]: Boogie Preprocessor took 102.69ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 28.2MB in the beginning and 68.7MB in the end (delta: -40.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-24 22:18:12,992 INFO L158 Benchmark]: RCFGBuilder took 1109.59ms. Allocated memory is still 90.2MB. Free memory was 68.7MB in the beginning and 32.5MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:12,996 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.89ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 29.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.85ms. Allocated memory is still 67.1MB. Free memory was 29.9MB in the beginning and 28.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.69ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 28.2MB in the beginning and 68.7MB in the end (delta: -40.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1109.59ms. Allocated memory is still 90.2MB. Free memory was 68.7MB in the beginning and 32.5MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. 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. [2023-11-24 22:18:13,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7372402-1639-4db0-a69f-d9348f3e5ca3/bin/ukojak-verify-afCqCEvfdi/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?