./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2 --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:57,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:57,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:44:57,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:57,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:57,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:57,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:57,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:57,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:57,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:57,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:57,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:57,587 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:44:57,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:57,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:44:57,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:57,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:57,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:57,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:57,591 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:44:57,592 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:57,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:44:57,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:57,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:57,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:57,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:57,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:57,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:57,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:57,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:57,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:57,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:57,598 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:57,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:57,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:57,600 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_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-21 18:44:57,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:57,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:57,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:57,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:57,937 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:57,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-21 18:45:01,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:01,433 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:01,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-21 18:45:01,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/0609003f9/b19ebd78582844a68401eb0aa7ea3b0b/FLAG319dde597 [2023-11-21 18:45:01,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/0609003f9/b19ebd78582844a68401eb0aa7ea3b0b [2023-11-21 18:45:01,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:01,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:01,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:01,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:01,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:01,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490a441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01, skipping insertion in model container [2023-11-21 18:45:01,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:01,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:01,736 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:01,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:01,783 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:01,784 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:01,792 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:01,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01 WrapperNode [2023-11-21 18:45:01,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:01,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:01,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:01,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:01,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,871 INFO L138 Inliner]: procedures = 25, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-21 18:45:01,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:01,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:01,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:01,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:01,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:01,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:01,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:01,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:01,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:01" (1/1) ... [2023-11-21 18:45:01,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:01,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:01,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:01,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:45:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:45:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:45:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:45:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:45:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:45:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:45:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:45:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:45:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:45:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:45:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:45:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:45:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:45:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:45:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:45:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:45:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:45:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:45:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:45:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:45:02,023 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:45:02,146 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:02,148 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:02,532 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:02,708 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:45:02,713 INFO L158 Benchmark]: Toolchain (without parser) took 1249.89ms. Allocated memory is still 161.5MB. Free memory was 130.0MB in the beginning and 99.7MB in the end (delta: 30.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-21 18:45:02,713 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:02,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.47ms. Allocated memory is still 161.5MB. Free memory was 130.0MB in the beginning and 116.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:45:02,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.56ms. Allocated memory is still 161.5MB. Free memory was 116.7MB in the beginning and 131.2MB in the end (delta: -14.4MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-11-21 18:45:02,715 INFO L158 Benchmark]: Boogie Preprocessor took 67.41ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 131.2MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:02,716 INFO L158 Benchmark]: RCFGBuilder took 770.91ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 99.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 18:45:02,719 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.47ms. Allocated memory is still 161.5MB. Free memory was 130.0MB in the beginning and 116.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.56ms. Allocated memory is still 161.5MB. Free memory was 116.7MB in the beginning and 131.2MB in the end (delta: -14.4MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.41ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 131.2MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.91ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 99.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:45:02,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/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_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2 --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 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:05,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:05,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:45:05,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:05,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:05,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:05,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:05,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:05,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:05,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:05,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:45:05,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:45:05,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:05,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:05,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:05,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:05,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:45:05,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:45:05,733 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:05,735 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:45:05,735 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:05,736 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:45:05,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:05,737 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:05,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:05,738 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:05,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:05,739 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:05,739 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:05,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:05,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:05,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:05,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:05,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:05,743 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:45:05,743 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:05,743 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:05,744 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:45:05,744 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:05,745 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_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 504de2e820c504d0b98f5b71c19407f1b43c0dd9338639fad4f2fe6ea2f6854f [2023-11-21 18:45:06,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:06,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:06,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:06,197 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:06,198 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:06,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-21 18:45:09,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:09,971 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:09,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/sv-benchmarks/c/weaver/parallel-barrier.wvr.c [2023-11-21 18:45:09,981 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/39fca7b20/471b5c24563d445990860062899ef134/FLAG290c17097 [2023-11-21 18:45:09,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/data/39fca7b20/471b5c24563d445990860062899ef134 [2023-11-21 18:45:10,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:10,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:10,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:10,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:10,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:10,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:09" (1/1) ... [2023-11-21 18:45:10,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4062e9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10, skipping insertion in model container [2023-11-21 18:45:10,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:09" (1/1) ... [2023-11-21 18:45:10,052 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:10,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:10,403 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:10,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:10,496 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:10,496 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:10,507 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:10,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10 WrapperNode [2023-11-21 18:45:10,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:10,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:10,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:10,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:10,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,597 INFO L138 Inliner]: procedures = 27, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-21 18:45:10,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:10,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:10,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:10,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:10,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,648 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:10,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:10,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:10,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:10,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:10" (1/1) ... [2023-11-21 18:45:10,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:10,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:10,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:10,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:45:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:45:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:45:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:45:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:45:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:45:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:45:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:45:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:45:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:45:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:45:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:45:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:45:10,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:45:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:45:10,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:45:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:45:10,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:45:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:45:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:45:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:45:10,774 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:45:10,997 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:11,002 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:11,661 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:11,903 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:45:11,912 INFO L158 Benchmark]: Toolchain (without parser) took 1907.53ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 55.2MB in the beginning and 62.3MB in the end (delta: -7.1MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-21 18:45:11,914 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:45:11,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.39ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 41.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:45:11,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.14ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:11,917 INFO L158 Benchmark]: Boogie Preprocessor took 64.41ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:45:11,919 INFO L158 Benchmark]: RCFGBuilder took 1245.92ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 38.2MB in the beginning and 62.3MB in the end (delta: -24.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-21 18:45:11,931 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.39ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 41.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.14ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.41ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.92ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 38.2MB in the beginning and 62.3MB in the end (delta: -24.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:45:11,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97e0a1b-3ed4-4f45-b2d0-4ae5715e8842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?