./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:22,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:22,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:01:22,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:22,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:22,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:22,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:22,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:22,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:22,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:22,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:22,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:22,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:22,863 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:22,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:22,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:22,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:22,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:22,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:22,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:22,869 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:22,870 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:22,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:22,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:22,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:22,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:22,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:22,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:22,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:22,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:22,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:22,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:22,878 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:22,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:22,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:22,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-19 04:01:23,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:23,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:23,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:23,273 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:23,274 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:23,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-19 04:01:26,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:26,854 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:26,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-19 04:01:26,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/820c85deb/eef4174064e54d46839e6916711ef5e7/FLAGcc0a57469 [2023-11-19 04:01:26,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/820c85deb/eef4174064e54d46839e6916711ef5e7 [2023-11-19 04:01:26,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:26,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:26,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:26,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:26,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:26,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:26" (1/1) ... [2023-11-19 04:01:26,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8d3cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:26, skipping insertion in model container [2023-11-19 04:01:26,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:26" (1/1) ... [2023-11-19 04:01:26,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:27,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:27,191 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:27,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:27,235 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:27,236 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:27,244 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:27,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27 WrapperNode [2023-11-19 04:01:27,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:27,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:27,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:27,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:27,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,296 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 146 [2023-11-19 04:01:27,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:27,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:27,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:27,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:27,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:27,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:27,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:27,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:27,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:27" (1/1) ... [2023-11-19 04:01:27,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:27,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:27,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:27,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:01:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:01:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:01:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:01:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:01:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:01:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:01:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:01:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:01:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:01:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 04:01:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 04:01:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:01:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:01:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:01:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:27,422 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:01:27,575 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:27,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:28,144 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:28,486 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:28,486 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:01:28,489 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~post2 := ~i1~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:01:28,494 INFO L158 Benchmark]: Toolchain (without parser) took 1606.37ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 83.5MB in the beginning and 100.1MB in the end (delta: -16.6MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 04:01:28,495 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:28,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.68ms. Allocated memory is still 127.9MB. Free memory was 83.2MB in the beginning and 70.9MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:01:28,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.78ms. Allocated memory is still 127.9MB. Free memory was 70.6MB in the beginning and 68.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:28,497 INFO L158 Benchmark]: Boogie Preprocessor took 46.38ms. Allocated memory is still 127.9MB. Free memory was 68.8MB in the beginning and 66.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:28,498 INFO L158 Benchmark]: RCFGBuilder took 1147.57ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 66.7MB in the beginning and 100.1MB in the end (delta: -33.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-19 04:01:28,502 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.68ms. Allocated memory is still 127.9MB. Free memory was 83.2MB in the beginning and 70.9MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.78ms. Allocated memory is still 127.9MB. Free memory was 70.6MB in the beginning and 68.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.38ms. Allocated memory is still 127.9MB. Free memory was 68.8MB in the beginning and 66.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1147.57ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 66.7MB in the beginning and 100.1MB in the end (delta: -33.4MB). Peak memory consumption was 16.0MB. 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~post2 := ~i1~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #t~mem3;havoc #t~mem3;). 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~post2 := ~i1~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:01:28,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:31,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:31,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:01:31,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:31,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:31,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:31,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:31,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:31,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:31,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:31,597 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:31,598 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:31,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:31,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:31,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:31,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:31,601 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:01:31,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:01:31,603 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:31,603 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:01:31,604 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:31,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:31,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:31,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:31,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:31,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:31,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:31,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:01:31,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:01:31,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:31,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:31,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:31,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:31,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:31,611 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:01:31,612 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:01:31,612 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:31,612 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:01:31,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:01:31,613 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-19 04:01:32,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:32,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:32,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:32,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:32,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:32,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-19 04:01:35,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:35,686 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:35,687 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-19 04:01:35,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/a0bc83576/e21f5533c3904d8aa3641f55f49cbbfb/FLAG1afd7a43f [2023-11-19 04:01:35,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/data/a0bc83576/e21f5533c3904d8aa3641f55f49cbbfb [2023-11-19 04:01:35,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:35,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:35,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:35,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:35,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:35,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:35" (1/1) ... [2023-11-19 04:01:35,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be6dc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:35, skipping insertion in model container [2023-11-19 04:01:35,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:35" (1/1) ... [2023-11-19 04:01:35,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:36,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:36,059 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:01:36,070 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:36,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:36,132 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:36,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:36,201 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:36,202 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:36,210 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:36,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36 WrapperNode [2023-11-19 04:01:36,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:36,213 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:36,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:36,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:36,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,295 INFO L138 Inliner]: procedures = 29, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 136 [2023-11-19 04:01:36,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:36,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:36,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:36,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:36,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:36,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:36,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:36,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:36,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:36" (1/1) ... [2023-11-19 04:01:36,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:36,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:36,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:36,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:36,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:36,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:01:36,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:36,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:01:36,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:01:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:01:36,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:01:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:01:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:01:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:01:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:01:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 04:01:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 04:01:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:01:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:01:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:01:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:36,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:36,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:36,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:01:36,522 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:01:36,701 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:36,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:37,314 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:37,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:37,840 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:01:37,842 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~post2 := ~i1~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:01:37,849 INFO L158 Benchmark]: Toolchain (without parser) took 2133.82ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 64.1MB in the beginning and 87.2MB in the end (delta: -23.2MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:37,851 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:37,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.82ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 48.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:01:37,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.06ms. Allocated memory is still 88.1MB. Free memory was 48.6MB in the beginning and 46.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:37,854 INFO L158 Benchmark]: Boogie Preprocessor took 86.53ms. Allocated memory is still 88.1MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:37,855 INFO L158 Benchmark]: RCFGBuilder took 1463.09ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 44.4MB in the beginning and 87.2MB in the end (delta: -42.8MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 04:01:37,864 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 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.82ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 48.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.06ms. Allocated memory is still 88.1MB. Free memory was 48.6MB in the beginning and 46.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.53ms. Allocated memory is still 88.1MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1463.09ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 44.4MB in the beginning and 87.2MB in the end (delta: -42.8MB). 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~post2 := ~i1~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #t~mem3;havoc #t~mem3;). 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~post2 := ~i1~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:01:37,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8483fa76-d85d-4000-a18f-a18c94f5a75a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i1~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?