./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:13,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:13,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:07:13,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:13,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:07:13,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:13,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:13,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:13,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:13,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:13,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:13,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:13,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:13,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:13,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:13,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:13,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:13,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:13,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:13,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:13,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:13,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:13,263 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:13,263 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:13,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:13,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:13,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:13,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:13,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:13,266 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:07:13,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:13,268 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:13,268 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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-12 00:07:13,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:13,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:13,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:13,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:13,644 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:13,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-12 00:07:16,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:17,003 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:17,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-12 00:07:17,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/08514f5df/b8e733ddcdfd4d97b7c6747f956e0763/FLAG000ee6c64 [2023-11-12 00:07:17,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/08514f5df/b8e733ddcdfd4d97b7c6747f956e0763 [2023-11-12 00:07:17,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:17,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:17,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:17,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:17,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:17,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7a3b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17, skipping insertion in model container [2023-11-12 00:07:17,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,094 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:17,388 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-12 00:07:17,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:17,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:17,477 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-12 00:07:17,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:17,503 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:17,505 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:17,514 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:17,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17 WrapperNode [2023-11-12 00:07:17,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:17,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:17,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:17,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:17,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,565 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2023-11-12 00:07:17,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:17,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:17,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:17,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:17,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:17,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:17,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:17,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:17,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:17" (1/1) ... [2023-11-12 00:07:17,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:17,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:17,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:17,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:07:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:07:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:07:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:07:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:07:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:07:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:07:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:07:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:07:17,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:07:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:07:17,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:07:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-12 00:07:17,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-12 00:07:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-12 00:07:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-12 00:07:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:07:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:07:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:07:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:07:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:17,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:17,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:17,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:17,705 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:17,847 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:17,850 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:18,326 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:18,446 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:18,446 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-12 00:07:18,447 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L87 is neither atomic block end nor a sink node. [2023-11-12 00:07:18,448 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:18,452 INFO L158 Benchmark]: Toolchain (without parser) took 1408.39ms. Allocated memory is still 153.1MB. Free memory was 112.9MB in the beginning and 75.6MB in the end (delta: 37.3MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:18,453 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:18,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.30ms. Allocated memory is still 153.1MB. Free memory was 112.6MB in the beginning and 113.7MB in the end (delta: -1.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:07:18,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.29ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:18,455 INFO L158 Benchmark]: Boogie Preprocessor took 48.08ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:18,456 INFO L158 Benchmark]: RCFGBuilder took 835.56ms. Allocated memory is still 153.1MB. Free memory was 109.6MB in the beginning and 75.6MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:18,459 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.30ms. Allocated memory is still 153.1MB. Free memory was 112.6MB in the beginning and 113.7MB in the end (delta: -1.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.29ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.08ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 835.56ms. Allocated memory is still 153.1MB. Free memory was 109.6MB in the beginning and 75.6MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:18,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:21,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:21,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-12 00:07:21,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:21,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:21,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:21,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:21,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:21,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:21,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:21,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:21,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:21,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:21,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:21,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:21,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:21,405 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:21,406 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:21,406 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:21,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:21,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:21,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:21,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:21,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:21,419 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:21,420 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:21,420 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:21,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:21,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:21,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:21,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:21,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:21,424 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:21,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:21,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:21,425 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:21,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:21,426 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_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-12 00:07:21,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:21,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:21,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:21,868 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:21,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:21,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-12 00:07:25,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:25,381 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:25,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-12 00:07:25,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/e19710843/a7da0fc98c6c462e8f36df6732996044/FLAG375fa2cce [2023-11-12 00:07:25,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/data/e19710843/a7da0fc98c6c462e8f36df6732996044 [2023-11-12 00:07:25,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:25,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:25,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:25,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:25,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:25,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:25" (1/1) ... [2023-11-12 00:07:25,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10538048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:25, skipping insertion in model container [2023-11-12 00:07:25,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:25" (1/1) ... [2023-11-12 00:07:25,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:26,012 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-12 00:07:26,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:26,062 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:07:26,074 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:26,117 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-12 00:07:26,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:26,137 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:26,182 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-12 00:07:26,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:26,206 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:26,230 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:26,246 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:26,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26 WrapperNode [2023-11-12 00:07:26,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:26,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:26,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:26,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:26,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,364 INFO L138 Inliner]: procedures = 31, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2023-11-12 00:07:26,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:26,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:26,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:26,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:26,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:26,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:26,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:26,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:26,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:26" (1/1) ... [2023-11-12 00:07:26,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:26,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:26,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:26,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:07:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:07:26,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:07:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:07:26,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:07:26,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:07:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:07:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:07:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:07:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:07:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:07:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-12 00:07:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-12 00:07:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-12 00:07:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-12 00:07:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:07:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:07:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:07:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:07:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:26,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:07:26,560 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:26,785 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:26,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:27,299 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:27,491 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:27,491 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-12 00:07:27,492 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L87 is neither atomic block end nor a sink node. [2023-11-12 00:07:27,493 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:27,500 INFO L158 Benchmark]: Toolchain (without parser) took 1796.92ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 34.3MB in the end (delta: 20.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:27,501 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:27,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.95ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 58.1MB in the end (delta: -3.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:27,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.94ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:27,503 INFO L158 Benchmark]: Boogie Preprocessor took 85.65ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:27,504 INFO L158 Benchmark]: RCFGBuilder took 1045.59ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 34.3MB in the end (delta: 19.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-12 00:07:27,515 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 60.8MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.95ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 58.1MB in the end (delta: -3.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.94ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.65ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1045.59ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 34.3MB in the end (delta: 19.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:27,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80845454-6805-48b9-980f-02dbd738425c/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?