./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:00,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:00,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:17:00,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:00,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:00,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:00,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:00,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:00,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:00,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:00,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:00,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:00,245 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:00,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:00,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:00,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:00,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:00,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:00,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:00,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:00,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:00,251 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:00,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:00,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:00,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:00,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:00,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:00,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:00,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:00,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:00,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:00,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:00,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:00,258 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-19 03:17:00,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:00,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:00,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:00,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:00,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:00,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-19 03:17:03,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:04,213 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:04,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-19 03:17:04,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/586d2f4c2/55d350d3449846f1b24691c6b493a573/FLAGf192c3d9b [2023-11-19 03:17:04,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/586d2f4c2/55d350d3449846f1b24691c6b493a573 [2023-11-19 03:17:04,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:04,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:04,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:04,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:04,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:04,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a429e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04, skipping insertion in model container [2023-11-19 03:17:04,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,314 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:04,556 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-19 03:17:04,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:04,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:04,617 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-19 03:17:04,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:04,633 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:04,634 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:04,643 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:04,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04 WrapperNode [2023-11-19 03:17:04,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:04,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:04,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:04,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:04,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,692 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-11-19 03:17:04,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:04,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:04,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:04,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:04,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:04,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:04,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:04,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:04,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:04" (1/1) ... [2023-11-19 03:17:04,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:04,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:04,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:04,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:17:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:17:04,858 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:17:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:17:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:04,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:17:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:17:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:17:04,860 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:17:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:17:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:04,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:04,862 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 03:17:04,998 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:05,000 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:05,444 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:05,694 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:05,696 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:17:05,699 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: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 03:17:05,704 INFO L158 Benchmark]: Toolchain (without parser) took 1443.86ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 90.2MB in the beginning and 151.7MB in the end (delta: -61.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 03:17:05,705 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:05,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.60ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 77.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:05,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.51ms. Allocated memory is still 134.2MB. Free memory was 77.7MB in the beginning and 75.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:05,708 INFO L158 Benchmark]: Boogie Preprocessor took 45.45ms. Allocated memory is still 134.2MB. Free memory was 75.9MB in the beginning and 74.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:05,709 INFO L158 Benchmark]: RCFGBuilder took 961.94ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 74.0MB in the beginning and 151.7MB in the end (delta: -77.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:05,712 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.60ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 77.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.51ms. Allocated memory is still 134.2MB. Free memory was 77.7MB in the beginning and 75.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.45ms. Allocated memory is still 134.2MB. Free memory was 75.9MB in the beginning and 74.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 961.94ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 74.0MB in the beginning and 151.7MB in the end (delta: -77.7MB). Peak memory consumption was 35.6MB. 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~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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:05,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:08,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:08,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:17:09,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:09,015 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:09,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:09,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:09,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:09,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:09,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:09,020 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:09,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:09,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:09,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:09,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:09,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:09,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:17:09,025 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:17:09,026 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:17:09,027 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:09,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:09,028 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:09,029 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:09,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:09,030 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:09,031 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:09,032 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:09,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:09,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:09,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:09,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:09,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:09,036 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:17:09,037 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:09,037 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:09,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:17:09,038 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:09,039 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-19 03:17:09,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:09,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:09,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:09,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:09,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:09,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-19 03:17:13,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:13,352 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:13,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-19 03:17:13,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/0841bb686/7b3d1596914b4b1b9fb6c547a01d26d8/FLAG1163bd3d7 [2023-11-19 03:17:13,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/data/0841bb686/7b3d1596914b4b1b9fb6c547a01d26d8 [2023-11-19 03:17:13,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:13,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:13,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:13,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:13,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:13,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e98cecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13, skipping insertion in model container [2023-11-19 03:17:13,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:13,746 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-19 03:17:13,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:13,793 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:17:13,812 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:13,848 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-19 03:17:13,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:13,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:13,907 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_5cad5d52-d8d5-4862-9905-007bc35ca74d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-11-19 03:17:13,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:13,931 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:13,934 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:13,944 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:13,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13 WrapperNode [2023-11-19 03:17:13,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:13,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:13,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:13,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:13,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,007 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-11-19 03:17:14,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:14,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:14,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:14,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:14,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:14,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:14,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:14,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:14,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:14,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:14,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:14,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:14,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:14,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:17:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:17:14,161 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:17:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:17:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:17:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:17:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:14,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:17:14,163 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:17:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:14,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:17:14,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:14,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:14,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:14,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:17:14,166 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 03:17:14,332 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:14,335 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:14,897 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:15,101 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:15,101 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:17:15,104 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: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 03:17:15,109 INFO L158 Benchmark]: Toolchain (without parser) took 1707.90ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 59.0MB in the beginning and 85.0MB in the end (delta: -25.9MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,110 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:15,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.12ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 44.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.94ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 42.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,113 INFO L158 Benchmark]: Boogie Preprocessor took 53.38ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,114 INFO L158 Benchmark]: RCFGBuilder took 1044.35ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 40.1MB in the beginning and 85.0MB in the end (delta: -44.9MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,118 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.12ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 44.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.94ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 42.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.38ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1044.35ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 40.1MB in the beginning and 85.0MB in the end (delta: -44.9MB). Peak memory consumption was 11.5MB. 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:15,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cad5d52-d8d5-4862-9905-007bc35ca74d/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~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?