./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:48,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:48,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:48,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:48,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:48,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:48,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:48,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:48,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:48,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:48,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:48,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:48,777 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:48,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:48,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:48,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:48,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:48,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:48,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:48,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:48,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:48,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:48,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:48,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:48,792 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:48,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:48,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:48,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:48,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:48,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:48,795 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:48,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:48,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:48,796 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-24 23:07:49,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:49,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:49,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:49,131 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:49,132 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:49,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-24 23:07:52,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:52,549 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:52,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-24 23:07:52,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/5c19bff1c/b51894ffd22444e1add28359a0d6e10f/FLAG484a1cc0b [2023-11-24 23:07:52,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/5c19bff1c/b51894ffd22444e1add28359a0d6e10f [2023-11-24 23:07:52,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:52,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:52,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:52,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:52,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:52,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:52" (1/1) ... [2023-11-24 23:07:52,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c4d538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:52, skipping insertion in model container [2023-11-24 23:07:52,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:52" (1/1) ... [2023-11-24 23:07:52,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:53,345 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-24 23:07:53,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:53,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:53,430 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-24 23:07:53,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:53,463 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:53,464 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:53,472 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:53,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53 WrapperNode [2023-11-24 23:07:53,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:53,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:53,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:53,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:53,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,549 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-11-24 23:07:53,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:53,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:53,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:53,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:53,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,597 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:53,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:53,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:53,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:53,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:53" (1/1) ... [2023-11-24 23:07:53,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:53,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:53,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:53,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:53,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:53,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:53,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 23:07:53,721 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 23:07:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:07:53,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:07:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:07:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:07:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:07:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:07:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:07:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:07:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:07:53,724 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:07:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:07:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:07:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:53,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:53,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:53,728 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 23:07:53,913 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:53,916 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:54,353 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:54,533 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~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 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 23:07:54,537 INFO L158 Benchmark]: Toolchain (without parser) took 1617.87ms. Allocated memory is still 146.8MB. Free memory was 105.6MB in the beginning and 79.1MB in the end (delta: 26.6MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-24 23:07:54,538 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:54,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.79ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 112.2MB in the end (delta: -7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:54,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.02ms. Allocated memory is still 146.8MB. Free memory was 112.2MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:54,542 INFO L158 Benchmark]: Boogie Preprocessor took 76.51ms. Allocated memory is still 146.8MB. Free memory was 110.0MB in the beginning and 108.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:54,543 INFO L158 Benchmark]: RCFGBuilder took 907.00ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 79.1MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:07:54,549 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.79ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 112.2MB in the end (delta: -7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.02ms. Allocated memory is still 146.8MB. Free memory was 112.2MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.51ms. Allocated memory is still 146.8MB. Free memory was 110.0MB in the beginning and 108.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 907.00ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 79.1MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 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~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 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 23:07:54,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:57,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:57,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:57,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:57,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:57,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:57,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:57,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:57,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:57,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:57,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:57,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:57,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:57,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:57,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:57,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:57,721 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:57,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:57,721 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:57,722 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:57,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:57,723 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:57,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:57,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:57,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:57,725 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:57,726 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:57,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:57,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:57,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:57,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:57,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:57,729 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:57,729 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:57,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:57,730 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:57,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:57,730 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-24 23:07:58,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:58,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:58,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:58,215 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:58,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:58,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-24 23:08:01,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:01,769 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:01,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-24 23:08:01,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/13e8fe983/4fb23b28dafd45d4ad40f462e13d4550/FLAGddba56783 [2023-11-24 23:08:01,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/data/13e8fe983/4fb23b28dafd45d4ad40f462e13d4550 [2023-11-24 23:08:01,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:01,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:01,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:01,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:01,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:01,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:01" (1/1) ... [2023-11-24 23:08:01,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38643399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:01, skipping insertion in model container [2023-11-24 23:08:01,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:01" (1/1) ... [2023-11-24 23:08:01,876 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:02,181 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-24 23:08:02,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:02,237 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:08:02,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:02,299 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-24 23:08:02,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:02,319 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:02,364 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_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-24 23:08:02,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:02,397 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:02,397 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:02,406 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:02,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02 WrapperNode [2023-11-24 23:08:02,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:02,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:02,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:02,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:02,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,482 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-11-24 23:08:02,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:02,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:02,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:02,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:02,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:02,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:02,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:02,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:02,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:02,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:02,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:02,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:08:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:02,659 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 23:08:02,659 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 23:08:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:08:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:02,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:02,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:02,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:08:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:08:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:08:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:08:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:08:02,667 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 23:08:02,868 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:02,873 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:03,407 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:03,622 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~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 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 23:08:03,627 INFO L158 Benchmark]: Toolchain (without parser) took 1814.16ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 46.9MB in the end (delta: 29.6MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-24 23:08:03,628 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:03,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.07ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 61.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:08:03,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.29ms. Allocated memory is still 100.7MB. Free memory was 61.4MB in the beginning and 59.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:03,631 INFO L158 Benchmark]: Boogie Preprocessor took 84.01ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:03,632 INFO L158 Benchmark]: RCFGBuilder took 1056.71ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 46.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-24 23:08:03,636 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.07ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 61.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.29ms. Allocated memory is still 100.7MB. Free memory was 61.4MB in the beginning and 59.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.01ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1056.71ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 46.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.6MB. 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~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 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~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 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 23:08:03,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5f2a8a-a272-4c13-9039-c0a9f4ca5b33/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~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?