./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.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_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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_0337e749-dd90-44f7-8088-e6f4ac30fe33/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:34,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:34,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:51:34,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:34,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:34,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:34,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:34,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:34,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:34,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:34,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:34,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:34,372 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:34,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:34,375 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:34,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:34,375 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:34,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:34,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:34,377 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:51:34,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:51:34,401 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:34,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:34,402 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:34,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:34,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:34,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:34,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:34,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:34,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:34,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:34,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:34,407 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:34,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:34,408 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:34,408 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_0337e749-dd90-44f7-8088-e6f4ac30fe33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-24 22:51:34,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:34,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:34,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:34,848 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:34,852 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:34,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-24 22:51:38,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:38,302 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:38,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-24 22:51:38,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/e91791bc7/e4ec3d907d69478eac3985e1a90ff2f2/FLAG789eb59ea [2023-11-24 22:51:38,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/e91791bc7/e4ec3d907d69478eac3985e1a90ff2f2 [2023-11-24 22:51:38,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:38,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:38,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:38,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:38,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:38,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552f6507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38, skipping insertion in model container [2023-11-24 22:51:38,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:38,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:38,612 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:38,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:38,669 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:38,669 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:38,678 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:38,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38 WrapperNode [2023-11-24 22:51:38,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:38,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:38,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:38,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:38,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,735 INFO L138 Inliner]: procedures = 29, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 134 [2023-11-24 22:51:38,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:38,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:38,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:38,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:38,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:38,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:38,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:38,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:38,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:38,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:38,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:38,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:51:38,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:51:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:51:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:51:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:51:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:51:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:51:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:51:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:51:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:51:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:51:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:51:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:38,919 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 22:51:39,090 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:39,097 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:39,659 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:39,906 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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 22:51:39,911 INFO L158 Benchmark]: Toolchain (without parser) took 1578.97ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 96.8MB in the end (delta: 44.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:39,911 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:39,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.79ms. Allocated memory is still 169.9MB. Free memory was 140.6MB in the beginning and 131.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-24 22:51:39,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.32ms. Allocated memory is still 169.9MB. Free memory was 130.7MB in the beginning and 129.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:39,913 INFO L158 Benchmark]: Boogie Preprocessor took 50.51ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:39,914 INFO L158 Benchmark]: RCFGBuilder took 1121.80ms. Allocated memory is still 169.9MB. Free memory was 127.3MB in the beginning and 96.8MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:51:39,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.79ms. Allocated memory is still 169.9MB. Free memory was 140.6MB in the beginning and 131.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.32ms. Allocated memory is still 169.9MB. Free memory was 130.7MB in the beginning and 129.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.51ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1121.80ms. Allocated memory is still 169.9MB. Free memory was 127.3MB in the beginning and 96.8MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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 22:51:39,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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 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_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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_0337e749-dd90-44f7-8088-e6f4ac30fe33/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:42,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:42,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:51:42,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:42,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:42,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:42,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:42,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:42,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:42,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:42,881 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:42,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:42,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:42,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:42,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:42,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:42,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:51:42,885 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:51:42,885 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:51:42,886 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:51:42,887 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:51:42,887 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:42,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:42,888 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:42,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:42,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:42,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:42,890 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:42,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:42,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:42,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:42,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:42,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:42,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:42,893 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:51:42,894 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:42,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:42,894 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:51:42,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:42,895 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_0337e749-dd90-44f7-8088-e6f4ac30fe33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-24 22:51:43,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:43,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:43,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:43,273 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:43,274 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:43,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-24 22:51:46,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:46,869 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:46,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-24 22:51:46,885 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/bffcf484b/4c10459e406e47cb8b53b0dfed3241be/FLAGa7b751e82 [2023-11-24 22:51:46,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/data/bffcf484b/4c10459e406e47cb8b53b0dfed3241be [2023-11-24 22:51:46,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:46,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:46,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:46,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:46,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:46,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:46" (1/1) ... [2023-11-24 22:51:46,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2363cd3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:46, skipping insertion in model container [2023-11-24 22:51:46,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:46" (1/1) ... [2023-11-24 22:51:46,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:47,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:47,215 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:51:47,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:47,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:47,310 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:47,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:47,392 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:47,394 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:47,402 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:47,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47 WrapperNode [2023-11-24 22:51:47,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:47,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:47,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:47,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:47,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,482 INFO L138 Inliner]: procedures = 31, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-11-24 22:51:47,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:47,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:47,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:47,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:47,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:47,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:47,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:47,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:47,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:47" (1/1) ... [2023-11-24 22:51:47,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:47,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:47,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:47,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:51:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:51:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:51:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:51:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:51:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:51:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:51:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:51:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:51:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:51:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:51:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:51:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:51:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:51:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:51:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:51:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:51:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:51:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:51:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:51:47,670 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 22:51:47,879 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:47,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:48,559 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:48,823 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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 22:51:48,830 INFO L158 Benchmark]: Toolchain (without parser) took 1924.98ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 41.2MB in the end (delta: 22.4MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-11-24 22:51:48,831 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:48,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.46ms. Allocated memory is still 88.1MB. Free memory was 63.4MB in the beginning and 47.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:51:48,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.73ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 66.9MB in the end (delta: -19.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-24 22:51:48,833 INFO L158 Benchmark]: Boogie Preprocessor took 92.92ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 64.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:48,834 INFO L158 Benchmark]: RCFGBuilder took 1249.16ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 41.2MB in the end (delta: 23.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 22:51:48,838 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 497.46ms. Allocated memory is still 88.1MB. Free memory was 63.4MB in the beginning and 47.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.73ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 66.9MB in the end (delta: -19.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.92ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 64.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1249.16ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 41.2MB in the end (delta: 23.1MB). Peak memory consumption was 39.8MB. 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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 22:51:48,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0337e749-dd90-44f7-8088-e6f4ac30fe33/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: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?