./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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_f2558168-4247-48e3-8a0b-a68606e3a266/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 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:48,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:48,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:11:48,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:48,270 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:48,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:48,320 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:48,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:48,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:48,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:48,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:48,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:48,324 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:48,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:48,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:48,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:48,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:48,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:48,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:48,328 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:48,329 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:48,329 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:48,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:48,331 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:48,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:48,332 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:48,332 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:48,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:48,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:48,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:48,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:48,335 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:48,335 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:48,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:48,336 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:48,337 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_f2558168-4247-48e3-8a0b-a68606e3a266/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-24 23:11:48,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:48,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:48,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:48,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:48,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:48,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-24 23:11:51,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:52,202 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:52,202 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-24 23:11:52,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/7888f95b2/19e4bf43de1a4e6fa2f02fbb2d35b074/FLAG64b21668d [2023-11-24 23:11:52,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/7888f95b2/19e4bf43de1a4e6fa2f02fbb2d35b074 [2023-11-24 23:11:52,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:52,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:52,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:52,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:52,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:52,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521c42fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52, skipping insertion in model container [2023-11-24 23:11:52,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:52,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:52,535 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:52,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:52,606 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:52,606 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:52,615 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:52,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52 WrapperNode [2023-11-24 23:11:52,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:52,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:52,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:52,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:52,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,662 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-24 23:11:52,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:52,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:52,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:52,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:52,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:52,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:52,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:52,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:52,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:52,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:52,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:52,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:11:52,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:11:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:11:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:11:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:11:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:11:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:11:52,824 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:11:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:11:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:11:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:52,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:52,827 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 23:11:52,982 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:52,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:53,369 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:53,659 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem2 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0, 4);). 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:356) 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 23:11:53,663 INFO L158 Benchmark]: Toolchain (without parser) took 1429.05ms. Allocated memory is still 169.9MB. Free memory was 139.2MB in the beginning and 111.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:53,664 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:53,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.12ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 126.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:53,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.23ms. Allocated memory is still 169.9MB. Free memory was 126.6MB in the beginning and 125.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:53,666 INFO L158 Benchmark]: Boogie Preprocessor took 41.84ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 123.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:53,667 INFO L158 Benchmark]: RCFGBuilder took 955.43ms. Allocated memory is still 169.9MB. Free memory was 123.2MB in the beginning and 111.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:53,670 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 119.5MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.12ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 126.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.23ms. Allocated memory is still 169.9MB. Free memory was 126.6MB in the beginning and 125.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.84ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 123.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 955.43ms. Allocated memory is still 169.9MB. Free memory was 123.2MB in the beginning and 111.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem2 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0, 4);). 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 start of atomic block: call #t~mem2 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~0, 4);). 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:53,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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_f2558168-4247-48e3-8a0b-a68606e3a266/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 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:56,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:56,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:56,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:56,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:56,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:56,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:56,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:56,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:56,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:56,713 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:56,713 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:56,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:56,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:56,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:56,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:56,717 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:56,717 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:56,717 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:56,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:56,719 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:56,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:56,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:56,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:56,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:56,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:56,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:56,722 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:56,723 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:56,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:56,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:56,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:56,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:56,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:56,726 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:56,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:56,726 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:56,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:56,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:56,728 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_f2558168-4247-48e3-8a0b-a68606e3a266/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-24 23:11:57,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:57,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:57,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:57,212 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:57,213 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:57,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-24 23:12:00,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:01,175 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:01,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-24 23:12:01,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/8b7a0c127/64733a1f7a254e8a9f54bcbb9db5da47/FLAGa358a4d9c [2023-11-24 23:12:01,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/data/8b7a0c127/64733a1f7a254e8a9f54bcbb9db5da47 [2023-11-24 23:12:01,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:01,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:01,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:01,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:01,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:01,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e8a3004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01, skipping insertion in model container [2023-11-24 23:12:01,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:01,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:01,618 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:12:01,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:01,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:01,686 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:01,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:01,761 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:01,761 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:01,771 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:01,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01 WrapperNode [2023-11-24 23:12:01,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:01,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:01,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:01,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:01,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,874 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2023-11-24 23:12:01,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:01,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:01,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:01,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:01,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:01,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:01,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:01,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:01,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:01" (1/1) ... [2023-11-24 23:12:01,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:01,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:01,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:02,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:02,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:02,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:02,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:02,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:12:02,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:12:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:12:02,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:12:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:12:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:12:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:12:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:12:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:02,053 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 23:12:02,253 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:02,255 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:02,738 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:03,027 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem2 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0)), 4bv32);). 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:356) 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 23:12:03,035 INFO L158 Benchmark]: Toolchain (without parser) took 1826.04ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 50.3MB in the beginning and 57.4MB in the end (delta: -7.1MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2023-11-24 23:12:03,036 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 77.6MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:03,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.91ms. Allocated memory is still 77.6MB. Free memory was 50.1MB in the beginning and 35.9MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:03,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.75ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 35.8MB in the beginning and 97.2MB in the end (delta: -61.3MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:03,040 INFO L158 Benchmark]: Boogie Preprocessor took 66.06ms. Allocated memory is still 119.5MB. Free memory was 97.2MB in the beginning and 95.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:03,041 INFO L158 Benchmark]: RCFGBuilder took 1088.87ms. Allocated memory is still 119.5MB. Free memory was 95.2MB in the beginning and 57.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:03,052 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 77.6MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.91ms. Allocated memory is still 77.6MB. Free memory was 50.1MB in the beginning and 35.9MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.75ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 35.8MB in the beginning and 97.2MB in the end (delta: -61.3MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.06ms. Allocated memory is still 119.5MB. Free memory was 97.2MB in the beginning and 95.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.87ms. Allocated memory is still 119.5MB. Free memory was 95.2MB in the beginning and 57.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem2 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0)), 4bv32);). 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 start of atomic block: call #t~mem2 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0)), 4bv32);). 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:03,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2558168-4247-48e3-8a0b-a68606e3a266/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 start of atomic block: call #t~mem2 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~0)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?