./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-12 00:02:02,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:02,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:02:02,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:02,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:02,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:02,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:02,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:02,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:02,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:02,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:02,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:02,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:02,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:02,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:02,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:02,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:02,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:02,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:02,544 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:02,546 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:02,547 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:02,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:02,547 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:02,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:02,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:02,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:02,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:02,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:02,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:02,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:02,553 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:02,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:02,553 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:02,554 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_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f [2023-11-12 00:02:02,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:02,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:02,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:02,882 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:02,883 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:02,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-12 00:02:06,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:06,388 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:06,390 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-12 00:02:06,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/af7c2d5f4/2e5c1b740d9f461ca968b40d94ac21fa/FLAG4abaab09d [2023-11-12 00:02:06,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/af7c2d5f4/2e5c1b740d9f461ca968b40d94ac21fa [2023-11-12 00:02:06,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:06,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:06,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:06,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:06,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:06,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e6ed2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06, skipping insertion in model container [2023-11-12 00:02:06,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:06,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:06,735 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:06,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:06,790 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:06,791 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:06,801 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:06,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06 WrapperNode [2023-11-12 00:02:06,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:06,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:06,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:06,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:06,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,861 INFO L138 Inliner]: procedures = 25, calls = 121, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-12 00:02:06,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:06,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:06,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:06,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:06,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:06,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:06,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:06,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:06,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:06" (1/1) ... [2023-11-12 00:02:06,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:06,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:06,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:06,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:02:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:02:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:02:07,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:02:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:02:07,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:02:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:02:07,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:02:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:02:07,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:02:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:02:07,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:02:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:02:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-12 00:02:07,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-12 00:02:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-12 00:02:07,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-12 00:02:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:07,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:07,013 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:07,153 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:07,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:07,553 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:07,666 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:07,666 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:02:07,667 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:02:07,668 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:02:07,673 INFO L158 Benchmark]: Toolchain (without parser) took 1241.19ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 97.3MB in the beginning and 156.1MB in the end (delta: -58.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-12 00:02:07,674 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 144.7MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:07,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.58ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 84.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:02:07,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.45ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 82.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:07,677 INFO L158 Benchmark]: Boogie Preprocessor took 37.33ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 80.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:07,678 INFO L158 Benchmark]: RCFGBuilder took 764.51ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 80.5MB in the beginning and 156.1MB in the end (delta: -75.6MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:07,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 144.7MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.58ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 84.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.45ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 82.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.33ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 80.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.51ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 80.5MB in the beginning and 156.1MB in the end (delta: -75.6MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:07,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-12 00:02:10,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:10,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:02:10,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:10,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:10,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:10,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:10,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:10,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:10,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:10,675 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:10,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:10,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:10,678 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:10,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:10,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:10,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:02:10,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:02:10,680 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:10,681 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:02:10,682 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:10,682 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:10,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:10,683 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:10,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:10,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:10,684 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:02:10,685 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:10,685 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:10,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:10,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:10,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:10,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:10,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:10,689 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:02:10,689 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:10,689 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:10,689 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:02:10,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:10,691 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_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a690a19e2d41bbc14b3960c21812e80405a4291ef4154c7125f66fa1ebbf9c8f [2023-11-12 00:02:11,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:11,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:11,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:11,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:11,149 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:11,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-12 00:02:14,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:14,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:14,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2023-11-12 00:02:14,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/124b50345/7491d2c8a0bf4244b3046548925c7605/FLAGcf925bdd0 [2023-11-12 00:02:14,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/data/124b50345/7491d2c8a0bf4244b3046548925c7605 [2023-11-12 00:02:14,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:14,658 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:14,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:14,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:14,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:14,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:14" (1/1) ... [2023-11-12 00:02:14,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0dc25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:14, skipping insertion in model container [2023-11-12 00:02:14,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:14" (1/1) ... [2023-11-12 00:02:14,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:14,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:15,006 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:15,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:15,062 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:15,063 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:15,071 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:15,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15 WrapperNode [2023-11-12 00:02:15,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:15,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:15,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:15,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:15,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,179 INFO L138 Inliner]: procedures = 27, calls = 121, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-12 00:02:15,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:15,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:15,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:15,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:15,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:15,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:15,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:15,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:15,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:15" (1/1) ... [2023-11-12 00:02:15,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:15,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:15,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:02:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:02:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:02:15,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:02:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:02:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:02:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:02:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:02:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:02:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:02:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:02:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:02:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-12 00:02:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-12 00:02:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-12 00:02:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-12 00:02:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:15,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:02:15,319 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:15,460 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:15,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:15,884 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:15,980 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:15,980 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:02:15,981 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:02:15,982 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:02:15,986 INFO L158 Benchmark]: Toolchain (without parser) took 1326.75ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 72.0MB in the end (delta: -22.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-12 00:02:15,987 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:15,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.01ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 35.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:02:15,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.11ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 74.5MB in the end (delta: -38.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:15,990 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:15,990 INFO L158 Benchmark]: RCFGBuilder took 757.73ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 72.0MB in the end (delta: 479.5kB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-12 00:02:15,994 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.01ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 35.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.11ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 74.5MB in the end (delta: -38.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 757.73ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 72.0MB in the end (delta: 479.5kB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:16,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b3c959-aeb7-48de-8e10-549ea1d49189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?