./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/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_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:49,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:49,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:31:49,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:49,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:49,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:49,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:49,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:49,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:49,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:49,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:49,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:49,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:49,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:49,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:49,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:49,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:49,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:49,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:49,487 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:49,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:49,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:49,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:49,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:49,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:49,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:49,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:49,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:49,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:49,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:49,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:49,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:49,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:49,495 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_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-19 03:31:49,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:49,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:49,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:49,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:49,877 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:49,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-19 03:31:52,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:53,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:53,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-19 03:31:53,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/3a3bf2f0b/4e626da5ca63436badc5458075d62a27/FLAGc10a896f8 [2023-11-19 03:31:53,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/3a3bf2f0b/4e626da5ca63436badc5458075d62a27 [2023-11-19 03:31:53,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:53,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:53,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:53,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:53,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:53,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c53d527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53, skipping insertion in model container [2023-11-19 03:31:53,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,247 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:53,498 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2023-11-19 03:31:53,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:53,533 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:53,555 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2023-11-19 03:31:53,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:53,568 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:53,568 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:53,576 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:53,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53 WrapperNode [2023-11-19 03:31:53,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:53,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:53,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:53,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:53,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,617 INFO L138 Inliner]: procedures = 25, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-19 03:31:53,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:53,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:53,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:53,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:53,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:53,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:53,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:53,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:53,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:53,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:53,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:53,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:31:53,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:31:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:31:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:31:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:31:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:31:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:31:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:31:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:31:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:31:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:31:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:31:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:31:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:31:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:31:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:53,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:53,756 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:31:53,866 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:53,868 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:54,195 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:54,298 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:54,328 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:31:54,330 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:31:54,339 INFO L158 Benchmark]: Toolchain (without parser) took 1128.96ms. Allocated memory is still 144.7MB. Free memory was 99.9MB in the beginning and 116.0MB in the end (delta: -16.1MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-11-19 03:31:54,343 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:54,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.69ms. Allocated memory is still 144.7MB. Free memory was 99.4MB in the beginning and 87.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:31:54,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.32ms. Allocated memory is still 144.7MB. Free memory was 87.3MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:54,346 INFO L158 Benchmark]: Boogie Preprocessor took 48.65ms. Allocated memory is still 144.7MB. Free memory was 85.3MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:54,346 INFO L158 Benchmark]: RCFGBuilder took 669.93ms. Allocated memory is still 144.7MB. Free memory was 83.7MB in the beginning and 116.0MB in the end (delta: -32.3MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-19 03:31:54,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.69ms. Allocated memory is still 144.7MB. Free memory was 99.4MB in the beginning and 87.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.32ms. Allocated memory is still 144.7MB. Free memory was 87.3MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.65ms. Allocated memory is still 144.7MB. Free memory was 85.3MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 669.93ms. Allocated memory is still 144.7MB. Free memory was 83.7MB in the beginning and 116.0MB in the end (delta: -32.3MB). Peak memory consumption was 31.2MB. 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:31:54,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/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_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:57,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:57,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:31:57,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:57,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:57,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:57,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:57,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:57,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:57,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:57,254 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:57,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:57,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:57,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:57,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:57,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:57,258 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:31:57,258 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:31:57,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:31:57,260 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:57,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:57,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:57,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:57,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:57,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:57,263 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:57,263 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:57,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:57,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:57,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:57,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:57,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:57,266 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:31:57,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:57,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:57,267 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:31:57,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:57,268 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_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-19 03:31:57,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:57,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:57,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:57,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:57,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:57,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-19 03:32:00,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:01,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:01,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-19 03:32:01,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/943ae9a2c/5876687c67114eb695f5a172ddf24b19/FLAG368c5963b [2023-11-19 03:32:01,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/data/943ae9a2c/5876687c67114eb695f5a172ddf24b19 [2023-11-19 03:32:01,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:01,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:01,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:01,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:01,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:01,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c053b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01, skipping insertion in model container [2023-11-19 03:32:01,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:01,366 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2023-11-19 03:32:01,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:01,391 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:32:01,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:01,410 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2023-11-19 03:32:01,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:01,440 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:01,500 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c[2800,2813] [2023-11-19 03:32:01,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:01,525 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:01,526 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:01,533 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:01,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01 WrapperNode [2023-11-19 03:32:01,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:01,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:01,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:01,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:01,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,576 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-19 03:32:01,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:01,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:01,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:01,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:01,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:01,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:01,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:01,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:01,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:01" (1/1) ... [2023-11-19 03:32:01,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:01,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:01,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:01,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:01,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:01,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:01,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:32:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:32:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:32:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:01,744 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:01,874 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:01,879 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:02,312 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:02,504 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:02,505 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:32:02,507 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:02,513 INFO L158 Benchmark]: Toolchain (without parser) took 1398.43ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.4MB in the beginning and 59.5MB in the end (delta: -14.1MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-19 03:32:02,514 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:02,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.47ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 65.3MB in the end (delta: -20.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-19 03:32:02,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.99ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 63.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:02,517 INFO L158 Benchmark]: Boogie Preprocessor took 73.07ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 61.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:02,518 INFO L158 Benchmark]: RCFGBuilder took 860.73ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.5MB in the end (delta: 2.1MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 03:32:02,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.47ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 65.3MB in the end (delta: -20.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.99ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 63.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.07ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 61.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 860.73ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.5MB in the end (delta: 2.1MB). Peak memory consumption was 27.2MB. 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:02,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d81758c-b18b-4b57-98b9-6474694fc31e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling 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?