./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9 --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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:04:00,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:04:00,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:04:00,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:04:00,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:04:00,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:04:00,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:04:00,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:04:00,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:04:00,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:04:00,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:04:00,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:04:00,614 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:04:00,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:04:00,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:04:00,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:04:00,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:04:00,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:04:00,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:04:00,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:04:00,618 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:04:00,619 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:04:00,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:04:00,620 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:04:00,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:04:00,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:04:00,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:04:00,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:04:00,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:00,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:04:00,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:04:00,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:04:00,623 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:04:00,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:04:00,624 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:04:00,624 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_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-12-03 01:04:00,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:04:00,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:04:00,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:04:00,866 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:04:00,867 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:04:00,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:04:03,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:04:03,842 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:04:03,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:04:03,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/c0503a5ea/ee33d4d360884407aded9708a10f5aac/FLAGeb9f784d6 [2023-12-03 01:04:03,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/c0503a5ea/ee33d4d360884407aded9708a10f5aac [2023-12-03 01:04:03,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:04:03,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:04:03,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:03,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:04:03,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:04:03,879 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:03" (1/1) ... [2023-12-03 01:04:03,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb6bf2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:03, skipping insertion in model container [2023-12-03 01:04:03,880 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:03" (1/1) ... [2023-12-03 01:04:03,910 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:04:04,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:04,125 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:04:04,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:04,169 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:04:04,170 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:04:04,177 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:04:04,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04 WrapperNode [2023-12-03 01:04:04,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:04,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:04,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:04:04,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:04:04,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,222 INFO L138 Inliner]: procedures = 29, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 134 [2023-12-03 01:04:04,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:04,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:04:04,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:04:04,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:04:04,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:04:04,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:04:04,266 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:04:04,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:04:04,267 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:04" (1/1) ... [2023-12-03 01:04:04,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:04,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:04:04,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:04:04,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:04:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:04:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:04:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:04:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:04:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:04:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:04:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:04:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:04:04,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:04:04,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:04:04,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:04:04,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:04:04,332 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:04:04,332 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 01:04:04,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 01:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 01:04:04,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 01:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 01:04:04,334 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 01:04:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:04:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:04:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:04:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:04:04,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:04:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:04:04,336 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:04:04,469 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:04:04,472 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:04:04,893 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:04:05,027 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-12-03 01:04:05,032 INFO L158 Benchmark]: Toolchain (without parser) took 1159.98ms. Allocated memory is still 188.7MB. Free memory was 144.9MB in the beginning and 135.2MB in the end (delta: 9.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 01:04:05,032 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:04:05,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.77ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 131.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:04:05,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.89ms. Allocated memory is still 188.7MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:04:05,034 INFO L158 Benchmark]: Boogie Preprocessor took 41.98ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:04:05,035 INFO L158 Benchmark]: RCFGBuilder took 763.82ms. Allocated memory is still 188.7MB. Free memory was 127.4MB in the beginning and 135.2MB in the end (delta: -7.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 01:04:05,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.77ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 131.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.89ms. Allocated memory is still 188.7MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.98ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.82ms. Allocated memory is still 188.7MB. Free memory was 127.4MB in the beginning and 135.2MB in the end (delta: -7.8MB). Peak memory consumption was 27.3MB. 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:04:05,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/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_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9 --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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:04:07,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:04:07,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:04:07,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:04:07,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:04:07,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:04:07,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:04:07,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:04:07,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:04:07,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:04:07,112 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:04:07,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:04:07,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:04:07,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:04:07,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:04:07,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:04:07,115 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:04:07,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:04:07,116 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:04:07,117 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:04:07,117 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:04:07,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:04:07,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:04:07,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:04:07,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:04:07,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:04:07,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:04:07,125 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:04:07,125 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:04:07,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:04:07,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:07,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:04:07,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:04:07,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:04:07,127 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:04:07,128 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:04:07,128 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:04:07,128 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:04:07,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:04:07,128 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_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-12-03 01:04:07,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:04:07,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:04:07,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:04:07,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:04:07,448 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:04:07,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:04:10,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:04:10,470 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:04:10,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-12-03 01:04:10,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/082dd653b/e71389c776c643f8ba865f98b9bd0bbc/FLAGd4a21dad5 [2023-12-03 01:04:10,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/data/082dd653b/e71389c776c643f8ba865f98b9bd0bbc [2023-12-03 01:04:10,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:04:10,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:04:10,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:10,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:04:10,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:04:10,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab1748c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10, skipping insertion in model container [2023-12-03 01:04:10,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:04:10,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:10,723 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:04:10,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:04:10,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:10,766 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:04:10,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:04:10,811 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:04:10,811 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:04:10,817 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:04:10,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10 WrapperNode [2023-12-03 01:04:10,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:04:10,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:10,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:04:10,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:04:10,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,860 INFO L138 Inliner]: procedures = 31, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-12-03 01:04:10,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:04:10,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:04:10,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:04:10,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:04:10,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:04:10,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:04:10,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:04:10,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:04:10,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:10" (1/1) ... [2023-12-03 01:04:10,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:04:10,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:04:10,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:04:10,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:04:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:04:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:04:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:04:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:04:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:04:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:04:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:04:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:04:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:04:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 01:04:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 01:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:04:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:04:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 01:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 01:04:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 01:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 01:04:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 01:04:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 01:04:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:04:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:04:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:04:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:04:10,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:04:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:04:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:04:10,998 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:04:11,160 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:04:11,163 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:04:11,670 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:04:11,845 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-12-03 01:04:11,849 INFO L158 Benchmark]: Toolchain (without parser) took 1352.13ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 65.2MB in the end (delta: 20.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:04:11,850 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:04:11,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.93ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 69.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:04:11,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.21ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:04:11,851 INFO L158 Benchmark]: Boogie Preprocessor took 46.08ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:04:11,852 INFO L158 Benchmark]: RCFGBuilder took 939.11ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 65.2MB in the end (delta: -547.4kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:04:11,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.93ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 69.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.21ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.08ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 939.11ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 65.2MB in the end (delta: -547.4kB). Peak memory consumption was 14.7MB. 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:04:11,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeab57f9-6676-40e5-ba9b-70092b93bebe/bin/ukojak-verify-Qdu7aM0XO9/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: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?