./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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_92b5db76-2377-41a6-afef-3db18f036d3b/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 ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:01,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:01,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:11:01,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:01,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:01,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:01,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:01,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:01,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:01,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:01,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:01,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:01,873 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:01,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:01,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:01,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:01,878 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:01,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:01,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:01,879 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:01,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:01,881 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:01,881 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:01,882 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:01,882 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:01,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:01,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:01,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:01,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:01,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:01,888 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:01,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:01,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:01,891 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_92b5db76-2377-41a6-afef-3db18f036d3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e [2023-11-19 03:11:02,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:02,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:02,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:02,206 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:02,206 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:02,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:11:05,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:05,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:05,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:11:05,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/7d7e6bf52/e8df68fdddb040b7bfd7336071024f1e/FLAGa4071641f [2023-11-19 03:11:05,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/7d7e6bf52/e8df68fdddb040b7bfd7336071024f1e [2023-11-19 03:11:05,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:05,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:05,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:05,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:05,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:05,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:05" (1/1) ... [2023-11-19 03:11:05,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ef3dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:05, skipping insertion in model container [2023-11-19 03:11:05,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:05" (1/1) ... [2023-11-19 03:11:05,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:06,188 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_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4928,4941] [2023-11-19 03:11:06,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:06,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:06,249 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_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4928,4941] [2023-11-19 03:11:06,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:06,261 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:06,261 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:06,270 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:06,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06 WrapperNode [2023-11-19 03:11:06,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:06,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:06,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:06,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:06,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,346 INFO L138 Inliner]: procedures = 26, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 165 [2023-11-19 03:11:06,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:06,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:06,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:06,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:06,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:06,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:06,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:06,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:06,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:06" (1/1) ... [2023-11-19 03:11:06,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:06,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:06,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:06,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:11:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:11:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:11:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:11:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:11:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:11:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:11:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:11:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:06,523 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 03:11:06,665 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:06,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:07,091 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:07,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:07,286 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:07,288 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 03:11:07,293 INFO L158 Benchmark]: Toolchain (without parser) took 1350.91ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 70.6MB in the beginning and 99.6MB in the end (delta: -28.9MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:07,294 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory was 62.7MB in the beginning and 62.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:07,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.14ms. Allocated memory is still 115.3MB. Free memory was 70.3MB in the beginning and 57.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:11:07,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.90ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 57.4MB in the beginning and 133.1MB in the end (delta: -75.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:07,297 INFO L158 Benchmark]: Boogie Preprocessor took 60.29ms. Allocated memory is still 161.5MB. Free memory was 133.1MB in the beginning and 132.1MB in the end (delta: 1.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-19 03:11:07,302 INFO L158 Benchmark]: RCFGBuilder took 882.17ms. Allocated memory is still 161.5MB. Free memory was 132.1MB in the beginning and 99.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:11:07,307 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory was 62.7MB in the beginning and 62.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.14ms. Allocated memory is still 115.3MB. Free memory was 70.3MB in the beginning and 57.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.90ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 57.4MB in the beginning and 133.1MB in the end (delta: -75.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.29ms. Allocated memory is still 161.5MB. Free memory was 133.1MB in the beginning and 132.1MB in the end (delta: 1.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 882.17ms. Allocated memory is still 161.5MB. Free memory was 132.1MB in the beginning and 99.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. 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 03:11:07,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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_92b5db76-2377-41a6-afef-3db18f036d3b/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 ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:10,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:10,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:10,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:10,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:10,752 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:10,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:10,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:10,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:10,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:10,762 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:10,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:10,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:10,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:10,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:10,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:10,767 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:10,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:10,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:10,768 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:10,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:10,770 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:10,770 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:10,771 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:10,771 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:10,772 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:10,772 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:10,773 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:10,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:10,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:10,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:10,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:10,776 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:10,777 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:10,777 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:10,778 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:10,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:10,779 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_92b5db76-2377-41a6-afef-3db18f036d3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca1f4e84b0c3293f862fce4d37df3243047d657a38c3742a736e55e02eaefd2e [2023-11-19 03:11:11,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:11,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:11,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:11,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:11,236 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:11,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:11:14,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:14,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:14,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2023-11-19 03:11:14,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/a4372290f/4e5a11e9ff964dc49e7c927a1c432cc2/FLAG59fdab462 [2023-11-19 03:11:14,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/data/a4372290f/4e5a11e9ff964dc49e7c927a1c432cc2 [2023-11-19 03:11:14,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:14,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:14,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:14,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:14,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:14,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:14" (1/1) ... [2023-11-19 03:11:14,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fcfbbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:14, skipping insertion in model container [2023-11-19 03:11:14,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:14" (1/1) ... [2023-11-19 03:11:14,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:15,081 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_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4928,4941] [2023-11-19 03:11:15,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:15,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:15,181 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_92b5db76-2377-41a6-afef-3db18f036d3b/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4928,4941] [2023-11-19 03:11:15,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:15,204 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:15,205 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:15,214 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:15,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15 WrapperNode [2023-11-19 03:11:15,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:15,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:15,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:15,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:15,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,299 INFO L138 Inliner]: procedures = 28, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 155 [2023-11-19 03:11:15,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:15,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:15,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:15,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:15,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,338 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:15,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:15,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:15,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:15,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:15,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:15,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:15,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:15,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:15,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:15,537 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:15,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:15,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:15,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:15,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:11:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:11:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:11:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:11:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:11:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:11:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:11:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:11:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:15,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:15,561 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 03:11:15,805 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:15,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:16,384 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:16,608 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:16,608 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:16,611 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 03:11:16,624 INFO L158 Benchmark]: Toolchain (without parser) took 1906.51ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 51.5MB in the beginning and 37.2MB in the end (delta: 14.3MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:16,625 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:16,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.86ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 38.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:11:16,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.01ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:16,628 INFO L158 Benchmark]: Boogie Preprocessor took 86.79ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 34.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:16,629 INFO L158 Benchmark]: RCFGBuilder took 1232.81ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 34.1MB in the beginning and 37.2MB in the end (delta: -3.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-19 03:11:16,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.86ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 38.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.01ms. Allocated memory is still 75.5MB. Free memory was 38.1MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.79ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 34.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1232.81ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 34.1MB in the beginning and 37.2MB in the end (delta: -3.1MB). Peak memory consumption was 16.9MB. 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 03:11:16,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b5db76-2377-41a6-afef-3db18f036d3b/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 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?