./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3 --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 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:18,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:18,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:13:18,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:13:18,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:13:18,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:18,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:18,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:18,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:18,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:18,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:18,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:18,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:18,589 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:13:18,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:18,589 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:18,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:18,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:18,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:18,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:18,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:18,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:18,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:18,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:18,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:18,591 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:13:18,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:13:18,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3 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 -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2024-11-24 18:13:18,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:18,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:18,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:18,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:18,873 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:18,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-24 18:13:21,869 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/b57f039af/d9c32bd3688d44a08ec1a80df87f4bc3/FLAG92379cd6b [2024-11-24 18:13:22,125 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:22,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-24 18:13:22,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/b57f039af/d9c32bd3688d44a08ec1a80df87f4bc3/FLAG92379cd6b [2024-11-24 18:13:22,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/b57f039af/d9c32bd3688d44a08ec1a80df87f4bc3 [2024-11-24 18:13:22,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:22,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:22,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:22,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:22,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:22,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44382c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22, skipping insertion in model container [2024-11-24 18:13:22,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:22,477 WARN L250 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4643,4656] [2024-11-24 18:13:22,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:22,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:22,553 WARN L250 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4643,4656] [2024-11-24 18:13:22,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:22,588 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:22,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22 WrapperNode [2024-11-24 18:13:22,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:22,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:22,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:22,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:22,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,638 INFO L138 Inliner]: procedures = 24, calls = 53, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 96 [2024-11-24 18:13:22,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:22,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:22,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:22,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:22,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,672 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:22,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:22,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:22,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:22,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:22" (1/1) ... [2024-11-24 18:13:22,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:22,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:22,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:22,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 18:13:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 18:13:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 18:13:22,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 18:13:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-24 18:13:22,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-24 18:13:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:13:22,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:13:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:13:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 18:13:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-24 18:13:22,791 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-24 18:13:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:13:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:13:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:13:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 18:13:22,795 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:13:22,939 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:22,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:23,488 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:13:23,488 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:13:23,686 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:13:23,695 INFO L158 Benchmark]: Toolchain (without parser) took 1516.93ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 39.1MB in the end (delta: 53.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-24 18:13:23,696 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:23,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.96ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.5MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:13:23,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:23,699 INFO L158 Benchmark]: Boogie Preprocessor took 52.41ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:23,702 INFO L158 Benchmark]: RCFGBuilder took 991.42ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 39.1MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:13:23,704 INFO L338 ainManager$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 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.96ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.5MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.41ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 991.42ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 39.1MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:13:23,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3 --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 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:26,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:26,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:13:26,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:26,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:26,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:26,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:26,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:26,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:13:26,648 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:13:26,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:26,650 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:26,650 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:13:26,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:26,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:13:26,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3 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 -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2024-11-24 18:13:26,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:26,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:26,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:26,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:26,990 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:26,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-24 18:13:29,974 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/f0b6dbea9/30c7dd94b398407da9c308d0280402d2/FLAGf577882c4 [2024-11-24 18:13:30,222 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:30,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-24 18:13:30,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/f0b6dbea9/30c7dd94b398407da9c308d0280402d2/FLAGf577882c4 [2024-11-24 18:13:30,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/data/f0b6dbea9/30c7dd94b398407da9c308d0280402d2 [2024-11-24 18:13:30,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:30,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:30,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:30,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:30,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:30,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9c5de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30, skipping insertion in model container [2024-11-24 18:13:30,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:30,835 WARN L250 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4643,4656] [2024-11-24 18:13:30,846 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:13:30,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:30,872 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:30,901 WARN L250 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_8714288f-01cb-46b2-93cb-bd39542f9cd7/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4643,4656] [2024-11-24 18:13:30,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:30,926 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:30,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30 WrapperNode [2024-11-24 18:13:30,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:30,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:30,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:30,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:30,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,982 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 88 [2024-11-24 18:13:30,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:30,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:30,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:30,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:30,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:30,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,024 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:31,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:31,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:31,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:31,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:30" (1/1) ... [2024-11-24 18:13:31,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:31,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:31,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:31,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:13:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-24 18:13:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-24 18:13:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:13:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 18:13:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 18:13:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 18:13:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 18:13:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-24 18:13:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-24 18:13:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:13:31,126 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:13:31,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:31,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-24 18:13:31,129 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:13:31,288 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:31,290 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:31,766 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:13:31,767 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:13:32,039 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:13:32,047 INFO L158 Benchmark]: Toolchain (without parser) took 1503.25ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.2MB in the end (delta: 13.2MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2024-11-24 18:13:32,048 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:32,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.61ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.7MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:13:32,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:13:32,052 INFO L158 Benchmark]: Boogie Preprocessor took 60.49ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:32,053 INFO L158 Benchmark]: RCFGBuilder took 1000.08ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 79.2MB in the end (delta: -3.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-24 18:13:32,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.61ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.7MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.49ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1000.08ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 79.2MB in the end (delta: -3.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:13:32,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8714288f-01cb-46b2-93cb-bd39542f9cd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?