./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b --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 c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:01,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:01,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:13:01,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:13:01,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:13:01,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:01,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:01,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:01,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:01,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:01,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:01,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:01,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:01,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:01,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:01,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:01,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:13:01,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:13:01,581 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b 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 -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-12-06 05:13:01,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:01,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:01,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:01,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:01,820 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:01,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-12-06 05:13:04,459 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/fa2931750/42635eaaa65f4f8e893cbc2b17c7d58d/FLAG18aea0c2a [2024-12-06 05:13:04,671 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:13:04,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-12-06 05:13:04,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/fa2931750/42635eaaa65f4f8e893cbc2b17c7d58d/FLAG18aea0c2a [2024-12-06 05:13:05,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/fa2931750/42635eaaa65f4f8e893cbc2b17c7d58d [2024-12-06 05:13:05,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:13:05,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:13:05,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:05,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:13:05,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:13:05,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc798f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05, skipping insertion in model container [2024-12-06 05:13:05,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:13:05,212 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c[4403,4416] [2024-12-06 05:13:05,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:05,227 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:13:05,247 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c[4403,4416] [2024-12-06 05:13:05,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:05,264 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:13:05,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05 WrapperNode [2024-12-06 05:13:05,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:05,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:05,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:13:05,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:13:05,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,292 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 89 [2024-12-06 05:13:05,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:05,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:13:05,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:13:05,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:13:05,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,309 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:13:05,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:13:05,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:13:05,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:13:05,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:05" (1/1) ... [2024-12-06 05:13:05,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:05,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:13:05,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:13:05,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 05:13:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:13:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:13:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:13:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 05:13:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 05:13:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:13:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-06 05:13:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:13:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:13:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:13:05,373 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:13:05,460 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:13:05,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:13:05,722 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:13:05,722 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:13:05,799 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: #t~post3 := ~i~0;~i~0 := 1 + #t~post3;havoc #t~post3;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:13:05,803 INFO L158 Benchmark]: Toolchain (without parser) took 769.42ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 50.2MB in the end (delta: 43.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:13:05,803 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:05,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.36ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.3MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:05,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.45ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:05,804 INFO L158 Benchmark]: Boogie Preprocessor took 25.55ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:05,805 INFO L158 Benchmark]: RCFGBuilder took 482.53ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 50.2MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:13:05,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.36ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.3MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.45ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.55ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 482.53ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 50.2MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. 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: #t~post3 := ~i~0;~i~0 := 1 + #t~post3;havoc #t~post3;). 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: #t~post3 := ~i~0;~i~0 := 1 + #t~post3;havoc #t~post3;). 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. [2024-12-06 05:13:05,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/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 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b --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 c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:07,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:07,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:13:07,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:07,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:07,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:07,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:07,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:07,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:07,827 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:07,827 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:13:07,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:07,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:07,828 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:13:07,828 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b 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 -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-12-06 05:13:08,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:08,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:08,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:08,073 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:08,073 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:08,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-12-06 05:13:10,740 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/ac93d6293/62f131e357d24653ae68be11b94f903e/FLAG9a49acc06 [2024-12-06 05:13:10,918 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:13:10,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-12-06 05:13:10,927 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/ac93d6293/62f131e357d24653ae68be11b94f903e/FLAG9a49acc06 [2024-12-06 05:13:10,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/data/ac93d6293/62f131e357d24653ae68be11b94f903e [2024-12-06 05:13:10,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:13:10,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:13:10,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:10,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:13:10,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:13:10,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:10" (1/1) ... [2024-12-06 05:13:10,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eaba70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:10, skipping insertion in model container [2024-12-06 05:13:10,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:10" (1/1) ... [2024-12-06 05:13:10,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:13:11,140 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c[4403,4416] [2024-12-06 05:13:11,146 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:13:11,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:11,161 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:13:11,187 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_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c[4403,4416] [2024-12-06 05:13:11,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:11,207 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:13:11,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11 WrapperNode [2024-12-06 05:13:11,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:11,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:11,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:13:11,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:13:11,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,239 INFO L138 Inliner]: procedures = 28, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-12-06 05:13:11,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:11,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:13:11,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:13:11,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:13:11,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,260 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:13:11,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:13:11,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:13:11,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:13:11,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:11,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:13:11,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:13:11,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:13:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 05:13:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:13:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-06 05:13:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:13:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:13:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:13:11,329 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:13:11,420 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:13:11,422 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:13:11,728 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:13:11,728 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:13:11,821 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: #t~post3 := ~i~0;~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:13:11,826 INFO L158 Benchmark]: Toolchain (without parser) took 880.10ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 51.7MB in the end (delta: 18.0MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-12-06 05:13:11,826 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:11,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.44ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 55.8MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:13:11,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.81ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:11,827 INFO L158 Benchmark]: Boogie Preprocessor took 31.02ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:11,828 INFO L158 Benchmark]: RCFGBuilder took 553.17ms. Allocated memory is still 92.3MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 949.8kB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-06 05:13:11,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.44ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 55.8MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.81ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.02ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 553.17ms. Allocated memory is still 92.3MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 949.8kB). Peak memory consumption was 20.2MB. 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: #t~post3 := ~i~0;~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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: #t~post3 := ~i~0;~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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. [2024-12-06 05:13:11,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c4b7bf1-fdb7-4e0c-8164-1a4599fb185f/bin/ukojak-verify-CZk0znPC7b/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: #t~post3 := ~i~0;~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?