./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:35,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:35,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:15:35,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:35,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:35,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:35,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:35,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:35,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:35,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:35,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:35,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:35,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:35,891 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:35,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:35,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:35,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:35,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:35,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:35,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:35,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:35,900 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:35,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:35,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:35,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:35,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:35,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:35,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:35,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:35,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:35,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:35,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:35,907 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:35,907 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-24 22:15:36,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:36,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:36,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:36,249 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:36,249 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:36,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:15:39,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:39,634 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:39,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:15:39,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/fc46cb7e4/c6a712bb3c8e47afb0f02000d4ccf75f/FLAG733d2a414 [2023-11-24 22:15:39,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/fc46cb7e4/c6a712bb3c8e47afb0f02000d4ccf75f [2023-11-24 22:15:39,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:39,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:39,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:39,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:39,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:39,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:39" (1/1) ... [2023-11-24 22:15:39,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4889ee3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:39, skipping insertion in model container [2023-11-24 22:15:39,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:39" (1/1) ... [2023-11-24 22:15:39,703 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:39,933 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c[4800,4813] [2023-11-24 22:15:39,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:39,951 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:39,987 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c[4800,4813] [2023-11-24 22:15:39,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:39,999 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:39,999 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:40,011 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:40,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40 WrapperNode [2023-11-24 22:15:40,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:40,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:40,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:40,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:40,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,079 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 98 [2023-11-24 22:15:40,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:40,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:40,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:40,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:40,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:40,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:40,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:40,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:40,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:40" (1/1) ... [2023-11-24 22:15:40,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:40,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:40,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:40,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:15:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:15:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:15:40,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:15:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:15:40,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:15:40,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:15:40,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:15:40,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:15:40,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:15:40,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:15:40,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:15:40,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:40,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:15:40,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:15:40,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:15:40,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:40,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:40,248 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:15:40,403 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:40,406 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:40,761 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:40,889 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: ). 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) [2023-11-24 22:15:40,893 INFO L158 Benchmark]: Toolchain (without parser) took 1229.00ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 78.5MB in the beginning and 105.8MB in the end (delta: -27.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-24 22:15:40,894 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 104.0MB in the beginning and 103.9MB in the end (delta: 139.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:40,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.76ms. Allocated memory is still 130.0MB. Free memory was 78.4MB in the beginning and 65.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:15:40,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.87ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 65.5MB in the beginning and 130.8MB in the end (delta: -65.2MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-24 22:15:40,897 INFO L158 Benchmark]: Boogie Preprocessor took 54.47ms. Allocated memory is still 161.5MB. Free memory was 130.7MB in the beginning and 131.0MB in the end (delta: -246.8kB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-24 22:15:40,897 INFO L158 Benchmark]: RCFGBuilder took 756.07ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 105.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:15:40,901 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 130.0MB. Free memory was 104.0MB in the beginning and 103.9MB in the end (delta: 139.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.76ms. Allocated memory is still 130.0MB. Free memory was 78.4MB in the beginning and 65.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.87ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 65.5MB in the beginning and 130.8MB in the end (delta: -65.2MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.47ms. Allocated memory is still 161.5MB. Free memory was 130.7MB in the beginning and 131.0MB in the end (delta: -246.8kB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 756.07ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 105.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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: ). 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. [2023-11-24 22:15:40,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:43,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:43,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:15:43,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:43,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:43,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:43,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:43,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:43,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:43,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:43,902 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:43,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:43,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:43,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:43,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:43,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:43,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:15:43,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:15:43,908 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:15:43,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:43,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:43,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:43,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:43,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:43,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:43,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:43,912 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:43,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:43,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:43,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:43,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:43,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:43,915 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:15:43,916 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:43,916 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:43,917 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:15:43,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:43,917 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-24 22:15:44,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:44,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:44,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:44,391 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:44,391 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:44,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:15:47,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:48,144 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:48,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-24 22:15:48,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/b44f1a560/089a46e3d3bb44b7843a06128ede8555/FLAGb01fa9d19 [2023-11-24 22:15:48,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/data/b44f1a560/089a46e3d3bb44b7843a06128ede8555 [2023-11-24 22:15:48,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:48,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:48,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:48,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:48,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:48,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1056d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48, skipping insertion in model container [2023-11-24 22:15:48,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,220 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:48,483 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c[4800,4813] [2023-11-24 22:15:48,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:48,506 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:48,539 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_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/sv-benchmarks/c/weaver/parallel-barrier.wvr.c[4800,4813] [2023-11-24 22:15:48,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:48,551 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:48,551 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:48,559 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:48,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48 WrapperNode [2023-11-24 22:15:48,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:48,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:48,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:48,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:48,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,605 INFO L138 Inliner]: procedures = 27, calls = 98, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2023-11-24 22:15:48,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:48,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:48,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:48,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:48,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:48,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:48,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:48,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:48,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:48" (1/1) ... [2023-11-24 22:15:48,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:48,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:48,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:48,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:15:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:15:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:15:48,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:15:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:15:48,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:15:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:15:48,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:15:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:15:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:15:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:15:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:15:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:15:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:15:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:15:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:15:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:15:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:15:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:15:48,753 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:15:48,942 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:48,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:49,265 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:49,398 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: ). 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) [2023-11-24 22:15:49,405 INFO L158 Benchmark]: Toolchain (without parser) took 1227.65ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 37.5MB in the end (delta: 20.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:49,406 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.3MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:49,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.24ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 44.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:15:49,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.32ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 43.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:49,409 INFO L158 Benchmark]: Boogie Preprocessor took 38.72ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 41.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:49,410 INFO L158 Benchmark]: RCFGBuilder took 756.84ms. Allocated memory is still 81.8MB. Free memory was 41.1MB in the beginning and 37.5MB in the end (delta: 3.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:15:49,418 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.3MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.24ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 44.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.32ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 43.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.72ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 41.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 756.84ms. Allocated memory is still 81.8MB. Free memory was 41.1MB in the beginning and 37.5MB in the end (delta: 3.6MB). Peak memory consumption was 6.3MB. 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: ). 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: ). 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. [2023-11-24 22:15:49,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cea6eee-3b4d-4192-93ff-88a2dce0bfe6/bin/ukojak-verify-afCqCEvfdi/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: ). Is there illegal control flow (e.g. loops) within an atomic block?