./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL --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 0cfb19cf4d2e91498cc6b9015bdada7a33dfe09887340d8a9d79513b784b8b5a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:09,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:09,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:08:09,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:09,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:09,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:09,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:09,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:09,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:09,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:09,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:09,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:09,799 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:09,801 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:09,801 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:09,802 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:09,802 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:09,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:09,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:09,804 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:09,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:09,805 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:09,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:09,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:09,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:09,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:09,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:09,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:09,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:09,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:09,811 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:09,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:09,812 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:09,813 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_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfb19cf4d2e91498cc6b9015bdada7a33dfe09887340d8a9d79513b784b8b5a [2023-11-19 04:08:10,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:10,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:10,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:10,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:10,232 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:10,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2023-11-19 04:08:13,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:13,947 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:13,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2023-11-19 04:08:13,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/af2fa4481/776d42e1cf2a4da9a79248070f692ea0/FLAG987e7ab78 [2023-11-19 04:08:13,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/af2fa4481/776d42e1cf2a4da9a79248070f692ea0 [2023-11-19 04:08:13,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:14,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:14,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:14,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:14,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:14,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:13" (1/1) ... [2023-11-19 04:08:14,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a4cce47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14, skipping insertion in model container [2023-11-19 04:08:14,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:13" (1/1) ... [2023-11-19 04:08:14,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:14,336 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_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4478,4491] [2023-11-19 04:08:14,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:14,367 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:14,417 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_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4478,4491] [2023-11-19 04:08:14,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:14,428 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:14,430 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:14,438 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:14,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14 WrapperNode [2023-11-19 04:08:14,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:14,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:14,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:14,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:14,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,521 INFO L138 Inliner]: procedures = 25, calls = 100, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 146 [2023-11-19 04:08:14,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:14,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:14,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:14,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:14,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:14,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:14,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:14,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:14,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:14" (1/1) ... [2023-11-19 04:08:14,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:14,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:14,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:14,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:14,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:14,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:08:14,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:08:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:08:14,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:08:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:14,661 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 04:08:14,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 04:08:14,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 04:08:14,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 04:08:14,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:14,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:14,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:14,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:14,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:14,665 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:14,809 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:14,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:15,247 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:15,404 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:15,405 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:15,407 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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:15,413 INFO L158 Benchmark]: Toolchain (without parser) took 1411.13ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 108.5MB in the beginning and 163.8MB in the end (delta: -55.3MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,417 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:15,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.83ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 95.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.39ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 93.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,419 INFO L158 Benchmark]: Boogie Preprocessor took 53.87ms. Allocated memory is still 155.2MB. Free memory was 93.8MB in the beginning and 92.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:15,421 INFO L158 Benchmark]: RCFGBuilder took 831.81ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 92.1MB in the beginning and 163.8MB in the end (delta: -71.7MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:15,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.83ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 95.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.39ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 93.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.87ms. Allocated memory is still 155.2MB. Free memory was 93.8MB in the beginning and 92.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 831.81ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 92.1MB in the beginning and 163.8MB in the end (delta: -71.7MB). Peak memory consumption was 31.2MB. 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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:15,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL --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 0cfb19cf4d2e91498cc6b9015bdada7a33dfe09887340d8a9d79513b784b8b5a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:18,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:18,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:18,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:18,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:18,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:18,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:18,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:18,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:18,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:18,729 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:18,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:18,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:18,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:18,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:18,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:18,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:18,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:18,734 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:18,734 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:18,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:18,736 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:18,736 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:18,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:18,737 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:18,738 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:18,738 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:18,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:18,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:18,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:18,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:18,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:18,742 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:18,742 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:18,742 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:18,742 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:18,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:18,743 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_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfb19cf4d2e91498cc6b9015bdada7a33dfe09887340d8a9d79513b784b8b5a [2023-11-19 04:08:19,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:19,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:19,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:19,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:19,239 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:19,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2023-11-19 04:08:22,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:23,128 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:23,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2023-11-19 04:08:23,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/5b2dd5653/b73492039bef4da18858d5531e324b0b/FLAG54e541372 [2023-11-19 04:08:23,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/data/5b2dd5653/b73492039bef4da18858d5531e324b0b [2023-11-19 04:08:23,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:23,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:23,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:23,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:23,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:23,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5cc2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23, skipping insertion in model container [2023-11-19 04:08:23,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,254 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:23,561 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_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4478,4491] [2023-11-19 04:08:23,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:23,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:23,639 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_978db645-d8c1-42ec-b65c-b6485f471c56/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4478,4491] [2023-11-19 04:08:23,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:23,652 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:23,653 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:23,661 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:23,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23 WrapperNode [2023-11-19 04:08:23,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:23,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:23,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:23,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:23,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,750 INFO L138 Inliner]: procedures = 27, calls = 100, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 137 [2023-11-19 04:08:23,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:23,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:23,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:23,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:23,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,791 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:23,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:23,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:23,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:23,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:23,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:23,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:23,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:23,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:23,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:23,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:23,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:23,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:23,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:23,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:23,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:08:23,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:08:23,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:08:23,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:08:23,917 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:23,919 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 04:08:23,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 04:08:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 04:08:23,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 04:08:23,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:23,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:23,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:23,924 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:24,068 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:24,074 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:24,472 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:24,664 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:24,666 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:24,669 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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:24,673 INFO L158 Benchmark]: Toolchain (without parser) took 1493.98ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 51.2MB in the beginning and 78.2MB in the end (delta: -27.0MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:24,674 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:24,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.56ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 38.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:24,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.72ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 38.0MB in the beginning and 83.4MB in the end (delta: -45.4MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:24,676 INFO L158 Benchmark]: Boogie Preprocessor took 78.24ms. Allocated memory is still 104.9MB. Free memory was 83.4MB in the beginning and 81.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:24,677 INFO L158 Benchmark]: RCFGBuilder took 839.98ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 78.2MB in the end (delta: 3.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:24,681 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.56ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 38.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.72ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 38.0MB in the beginning and 83.4MB in the end (delta: -45.4MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.24ms. Allocated memory is still 104.9MB. Free memory was 83.4MB in the beginning and 81.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 839.98ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 78.2MB in the end (delta: 3.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:24,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_978db645-d8c1-42ec-b65c-b6485f471c56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?