./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk --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 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:21,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:21,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 01:03:21,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:03:21,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:03:21,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:21,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:21,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:21,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:21,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:21,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:21,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:21,423 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:21,423 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:03:21,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:21,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:21,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:21,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:21,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:21,426 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:21,426 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:03:21,427 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:03:21,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:21,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:21,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:21,429 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:21,429 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:21,429 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:21,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:21,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:21,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:21,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:21,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:21,432 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:03:21,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:03:21,433 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_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2024-11-09 01:03:21,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:21,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:21,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:21,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:21,797 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:21,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c Unable to find full path for "g++" [2024-11-09 01:03:24,007 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:24,215 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:24,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2024-11-09 01:03:24,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/2cdb19c4d/9ad055c5fea941d9ac021a6c723a029b/FLAG8d79fac2c [2024-11-09 01:03:24,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/2cdb19c4d/9ad055c5fea941d9ac021a6c723a029b [2024-11-09 01:03:24,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:24,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:24,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:24,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:24,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:24,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b59b10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24, skipping insertion in model container [2024-11-09 01:03:24,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:24,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:24,524 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:24,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:24,579 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:24,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24 WrapperNode [2024-11-09 01:03:24,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:24,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:24,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:24,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:24,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,623 INFO L138 Inliner]: procedures = 26, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-09 01:03:24,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:24,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:24,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:24,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:24,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:24,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:24,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:24,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:24,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:24" (1/1) ... [2024-11-09 01:03:24,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:24,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:24,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:24,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:03:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:03:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 01:03:24,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 01:03:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 01:03:24,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 01:03:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 01:03:24,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 01:03:24,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-09 01:03:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-09 01:03:24,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:03:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:03:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:03:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-09 01:03:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-09 01:03:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 01:03:24,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 01:03:24,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 01:03:24,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:24,754 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 01:03:24,898 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:24,900 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:25,429 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 01:03:25,429 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:25,752 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 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #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.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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 01:03:25,760 INFO L158 Benchmark]: Toolchain (without parser) took 1513.21ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 121.7MB in the end (delta: -700.3kB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2024-11-09 01:03:25,761 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:25,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.18ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 106.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:03:25,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.81ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 105.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:25,763 INFO L158 Benchmark]: Boogie Preprocessor took 36.53ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:25,764 INFO L158 Benchmark]: RCFGBuilder took 1096.95ms. Allocated memory is still 159.4MB. Free memory was 103.4MB in the beginning and 121.7MB in the end (delta: -18.3MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-11-09 01:03:25,771 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.18ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 106.8MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.81ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 105.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.53ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1096.95ms. Allocated memory is still 159.4MB. Free memory was 103.4MB in the beginning and 121.7MB in the end (delta: -18.3MB). Peak memory consumption was 42.8MB. 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 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #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 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:03:25,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk --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 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:28,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:28,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 01:03:28,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:28,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:28,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:28,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:28,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:28,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:28,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:28,817 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:28,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:28,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:28,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:28,819 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:28,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:28,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:03:28,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:03:28,826 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:28,827 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:03:28,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:03:28,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:03:28,830 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:28,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:28,830 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:28,831 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:28,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:28,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:28,832 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:28,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:03:28,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:28,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:28,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:28,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:28,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:28,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:03:28,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:28,835 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:03:28,835 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_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2024-11-09 01:03:29,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:29,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:29,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:29,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:29,300 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:29,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c Unable to find full path for "g++" [2024-11-09 01:03:31,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:31,599 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:31,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2024-11-09 01:03:31,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/3528cdf2d/15b0d22e029e41c99c67d80eded17431/FLAG8453c596e [2024-11-09 01:03:31,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/data/3528cdf2d/15b0d22e029e41c99c67d80eded17431 [2024-11-09 01:03:31,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:31,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:31,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:31,959 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:31,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:31,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:31" (1/1) ... [2024-11-09 01:03:31,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43660816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:31, skipping insertion in model container [2024-11-09 01:03:31,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:31" (1/1) ... [2024-11-09 01:03:31,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:32,345 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 01:03:32,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:32,382 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:32,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:32,478 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:32,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32 WrapperNode [2024-11-09 01:03:32,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:32,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:32,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:32,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:32,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,538 INFO L138 Inliner]: procedures = 28, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2024-11-09 01:03:32,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:32,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:32,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:32,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:32,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:32,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:32,618 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:32,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:32,620 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:32" (1/1) ... [2024-11-09 01:03:32,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:32,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:32,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:32,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:32,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:32,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:03:32,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 01:03:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 01:03:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 01:03:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 01:03:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 01:03:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 01:03:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 01:03:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-09 01:03:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-09 01:03:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:03:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:03:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-09 01:03:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-09 01:03:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 01:03:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 01:03:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 01:03:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 01:03:32,778 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 01:03:32,975 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:32,978 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:33,464 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 01:03:33,464 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:33,736 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 := ~i_3~0;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);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #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.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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 01:03:33,744 INFO L158 Benchmark]: Toolchain (without parser) took 1784.29ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 37.0MB in the beginning and 64.1MB in the end (delta: -27.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-09 01:03:33,745 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:33,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.73ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 36.6MB in the beginning and 64.1MB in the end (delta: -27.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:33,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.34ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:33,748 INFO L158 Benchmark]: Boogie Preprocessor took 73.85ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:33,749 INFO L158 Benchmark]: RCFGBuilder took 1126.11ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 64.1MB in the end (delta: -3.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-09 01:03:33,754 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.73ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 36.6MB in the beginning and 64.1MB in the end (delta: -27.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.34ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.85ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1126.11ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 64.1MB in the end (delta: -3.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;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);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #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 := ~i_3~0;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);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:03:33,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d196e20-035a-4a59-b22f-ffd2dfc266cd/bin/ukojak-verify-ImItNfHLgk/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~post2 := ~i_3~0;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);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?