./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:26,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:26,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:55:26,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:26,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:26,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:26,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:26,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:26,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:26,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:26,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:26,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:26,832 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:26,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:26,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:26,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:26,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:26,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:26,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:26,836 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:26,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:26,837 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:26,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:26,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:26,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:26,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:26,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:26,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:26,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:26,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:26,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:26,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:26,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:26,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:26,842 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:26,843 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_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-19 02:55:27,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:27,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:27,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:27,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:27,163 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:27,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 02:55:30,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:30,391 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:30,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 02:55:30,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/701387226/efda1f0ff05d44b697f8cde3d991526d/FLAGa71e5f65e [2023-11-19 02:55:30,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/701387226/efda1f0ff05d44b697f8cde3d991526d [2023-11-19 02:55:30,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:30,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:30,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:30,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:30,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:30,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0adaa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30, skipping insertion in model container [2023-11-19 02:55:30,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:30,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:30,670 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:30,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:30,742 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:30,743 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:30,749 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:30,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30 WrapperNode [2023-11-19 02:55:30,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:30,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:30,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:30,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:30,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,810 INFO L138 Inliner]: procedures = 27, calls = 131, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 186 [2023-11-19 02:55:30,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:30,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:30,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:30,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:30,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:30,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:30,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:30,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:30,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:30" (1/1) ... [2023-11-19 02:55:30,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:30,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:30,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:30,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:30,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:30,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:30,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:30,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:55:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:55:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:55:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:55:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:55:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:55:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 02:55:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 02:55:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-19 02:55:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-19 02:55:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:55:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:55:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:30,940 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:55:31,073 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:31,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:31,629 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:31,949 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:31,949 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:55:31,953 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:55:31,962 INFO L158 Benchmark]: Toolchain (without parser) took 1539.24ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 101.8MB in the beginning and 151.3MB in the end (delta: -49.6MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2023-11-19 02:55:31,962 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:31,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.02ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 88.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:31,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.34ms. Allocated memory is still 151.0MB. Free memory was 88.6MB in the beginning and 86.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:31,968 INFO L158 Benchmark]: Boogie Preprocessor took 38.52ms. Allocated memory is still 151.0MB. Free memory was 86.2MB in the beginning and 84.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:31,970 INFO L158 Benchmark]: RCFGBuilder took 1098.15ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 83.8MB in the beginning and 151.3MB in the end (delta: -67.5MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-19 02:55:31,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.02ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 88.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.34ms. Allocated memory is still 151.0MB. Free memory was 88.6MB in the beginning and 86.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.52ms. Allocated memory is still 151.0MB. Free memory was 86.2MB in the beginning and 84.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1098.15ms. Allocated memory was 151.0MB in the beginning and 199.2MB in the end (delta: 48.2MB). Free memory was 83.8MB in the beginning and 151.3MB in the end (delta: -67.5MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:32,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:34,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:34,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:34,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:34,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:34,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:34,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:34,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:34,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:34,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:34,654 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:34,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:34,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:34,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:34,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:34,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:34,658 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:34,658 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:34,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:34,659 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:34,659 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:34,660 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:34,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:34,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:34,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:34,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:34,662 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:34,663 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:34,663 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:34,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:34,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:34,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:34,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:34,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:34,665 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:34,665 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:34,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:34,666 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:34,666 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:34,666 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_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-19 02:55:35,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:35,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:35,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:35,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:35,104 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:35,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 02:55:38,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:38,499 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:38,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 02:55:38,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/27878a0a3/1f549d0c84df47c4bb286d14e29ab11d/FLAGdf1636af1 [2023-11-19 02:55:38,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/data/27878a0a3/1f549d0c84df47c4bb286d14e29ab11d [2023-11-19 02:55:38,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:38,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:38,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:38,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:38,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:38,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:38,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d347a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38, skipping insertion in model container [2023-11-19 02:55:38,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:38,570 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:38,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:38,900 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:38,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:38,991 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:38,991 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:38,999 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:39,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38 WrapperNode [2023-11-19 02:55:39,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:39,002 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,002 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:39,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:39,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,085 INFO L138 Inliner]: procedures = 29, calls = 131, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2023-11-19 02:55:39,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:39,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:39,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:39,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:39,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:39,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:39,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:39,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:38" (1/1) ... [2023-11-19 02:55:39,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:39,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:39,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:39,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:39,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:39,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:39,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:55:39,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:55:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:55:39,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:55:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:39,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:55:39,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:55:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:55:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:55:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 02:55:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 02:55:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-19 02:55:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-19 02:55:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:55:39,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:55:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:39,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:39,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:39,287 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:55:39,489 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:39,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:40,149 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:40,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:40,390 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:55:40,392 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:55:40,397 INFO L158 Benchmark]: Toolchain (without parser) took 1864.44ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 33.5MB in the beginning and 70.5MB in the end (delta: -37.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,397 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:40,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.70ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 33.4MB in the beginning and 70.8MB in the end (delta: -37.4MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.81ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,400 INFO L158 Benchmark]: Boogie Preprocessor took 90.55ms. Allocated memory is still 102.8MB. Free memory was 68.7MB in the beginning and 66.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,401 INFO L158 Benchmark]: RCFGBuilder took 1216.40ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 70.5MB in the end (delta: -4.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-11-19 02:55:40,404 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.70ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 33.4MB in the beginning and 70.8MB in the end (delta: -37.4MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.81ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.55ms. Allocated memory is still 102.8MB. Free memory was 68.7MB in the beginning and 66.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1216.40ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 70.5MB in the end (delta: -4.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:40,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427a2946-1bc4-465b-a90f-f7a26f392809/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?