./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/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_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:18,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:18,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:20:18,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:18,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:18,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:18,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:18,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:18,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:18,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:18,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:18,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:18,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:18,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:18,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:18,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:18,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:18,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:18,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:18,477 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:18,478 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:18,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:18,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:18,479 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:18,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:18,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:18,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:18,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:18,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:18,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:18,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:18,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:18,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:18,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:18,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:18,486 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_49423991-2f00-4614-baf1-389310effef9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f [2023-11-19 03:20:18,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:18,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:18,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:18,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:18,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:18,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-19 03:20:21,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:22,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:22,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-19 03:20:22,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/0b67682f6/ad42b53c5bea4dec99015a6c39c03efc/FLAG323cb1d3a [2023-11-19 03:20:22,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/0b67682f6/ad42b53c5bea4dec99015a6c39c03efc [2023-11-19 03:20:22,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:22,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:22,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:22,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:22,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:22,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d59268f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22, skipping insertion in model container [2023-11-19 03:20:22,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:22,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:22,610 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:22,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:22,659 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:22,659 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:22,667 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:22,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22 WrapperNode [2023-11-19 03:20:22,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:22,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:22,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:22,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:22,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,713 INFO L138 Inliner]: procedures = 25, calls = 121, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-19 03:20:22,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:22,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:22,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:22,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:22,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:22,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:22,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:22,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:22,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:22" (1/1) ... [2023-11-19 03:20:22,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:22,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:22,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:22,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:20:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:20:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:20:22,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:20:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:20:22,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:20:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:20:22,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:20:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:20:22,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:20:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:20:22,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:20:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:20:22,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:20:22,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:20:22,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:20:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:20:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:20:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:22,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:22,870 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 03:20:23,001 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:23,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:23,437 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:23,490 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:23,490 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:20:23,492 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 03:20:23,503 INFO L158 Benchmark]: Toolchain (without parser) took 1204.18ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 126.1MB in the end (delta: -2.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-19 03:20:23,504 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:23,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.37ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 111.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:20:23,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.87ms. Allocated memory is still 167.8MB. Free memory was 111.1MB in the beginning and 109.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:23,507 INFO L158 Benchmark]: Boogie Preprocessor took 49.33ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:23,508 INFO L158 Benchmark]: RCFGBuilder took 733.77ms. Allocated memory is still 167.8MB. Free memory was 107.1MB in the beginning and 126.1MB in the end (delta: -19.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-19 03:20:23,511 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.37ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 111.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.87ms. Allocated memory is still 167.8MB. Free memory was 111.1MB in the beginning and 109.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.33ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 733.77ms. Allocated memory is still 167.8MB. Free memory was 107.1MB in the beginning and 126.1MB in the end (delta: -19.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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 03:20:23,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/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_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/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_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:26,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:26,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:20:26,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:26,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:26,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:26,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:26,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:26,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:26,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:26,243 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:26,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:26,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:26,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:26,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:26,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:26,247 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:20:26,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:20:26,248 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:26,249 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:20:26,250 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:26,251 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:26,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:26,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:26,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:26,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:26,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:26,253 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:26,254 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:26,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:26,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:26,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:26,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:26,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:26,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:20:26,258 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:26,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:26,258 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:20:26,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:26,260 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_49423991-2f00-4614-baf1-389310effef9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f [2023-11-19 03:20:26,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:26,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:26,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:26,745 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:26,746 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:26,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-19 03:20:29,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:30,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:30,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-19 03:20:30,247 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/5686b2792/8b5f670a665d4bed8ed0b534cc3e21b1/FLAG30f01a432 [2023-11-19 03:20:30,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/data/5686b2792/8b5f670a665d4bed8ed0b534cc3e21b1 [2023-11-19 03:20:30,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:30,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:30,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:30,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:30,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:30,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4cd76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30, skipping insertion in model container [2023-11-19 03:20:30,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,318 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:30,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:30,588 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:30,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:30,646 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:30,646 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:30,654 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:30,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30 WrapperNode [2023-11-19 03:20:30,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:30,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:30,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:30,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:30,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,730 INFO L138 Inliner]: procedures = 27, calls = 121, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-19 03:20:30,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:30,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:30,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:30,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:30,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:30,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:30,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:30,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:30,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:30" (1/1) ... [2023-11-19 03:20:30,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:30,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:30,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:30,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:20:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:20:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:20:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:20:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:20:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:20:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:20:30,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:20:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:20:30,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:20:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:20:30,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:20:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:20:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:20:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:20:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:20:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:20:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:20:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:30,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:20:30,875 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 03:20:31,108 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:31,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:31,593 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:31,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:31,661 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:20:31,663 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 03:20:31,667 INFO L158 Benchmark]: Toolchain (without parser) took 1392.18ms. Allocated memory is still 109.1MB. Free memory was 84.6MB in the beginning and 66.6MB in the end (delta: 18.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-19 03:20:31,668 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:31,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.28ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 71.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:20:31,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.15ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 69.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:31,670 INFO L158 Benchmark]: Boogie Preprocessor took 39.95ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 67.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:31,671 INFO L158 Benchmark]: RCFGBuilder took 893.37ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 66.6MB in the end (delta: 757.5kB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-19 03:20:31,674 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.28ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 71.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.15ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 69.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.95ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 67.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 893.37ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 66.6MB in the end (delta: 757.5kB). Peak memory consumption was 8.5MB. 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 03:20:31,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49423991-2f00-4614-baf1-389310effef9/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?