./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-determinism.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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:58,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:58,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:56:58,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:58,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:58,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:58,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:58,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:58,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:58,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:58,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:58,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:58,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:58,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:58,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:58,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:58,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:58,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:58,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:58,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:56:58,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:56:58,693 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:58,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:58,694 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:58,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:58,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:58,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:58,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:58,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:58,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:58,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:58,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:58,700 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:58,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:58,701 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:58,701 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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-19 02:56:58,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:58,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:58,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:58,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:58,992 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:58,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 02:57:02,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:02,200 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:02,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 02:57:02,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/828348697/2d4c371fdbd54662af4eb1ece2a1c4d4/FLAG0d1492ed8 [2023-11-19 02:57:02,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/828348697/2d4c371fdbd54662af4eb1ece2a1c4d4 [2023-11-19 02:57:02,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:02,227 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:02,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:02,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:02,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:02,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637480f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02, skipping insertion in model container [2023-11-19 02:57:02,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:02,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:02,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:02,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:02,478 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:02,479 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:02,487 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:02,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02 WrapperNode [2023-11-19 02:57:02,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:02,489 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:02,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:02,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:02,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,539 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-19 02:57:02,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:02,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:02,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:02,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:02,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:02,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:02,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:02,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:02,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:02,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:02,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:02,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:57:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:57:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:57:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:57:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:57:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:02,657 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 02:57:02,822 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:02,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:03,164 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:03,305 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:03,305 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:57:03,307 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:348) 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 02:57:03,318 INFO L158 Benchmark]: Toolchain (without parser) took 1090.04ms. Allocated memory is still 167.8MB. Free memory was 122.2MB in the beginning and 135.8MB in the end (delta: -13.6MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,319 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 127.9MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:03,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.57ms. Allocated memory is still 167.8MB. Free memory was 122.2MB in the beginning and 110.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.28ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 109.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,321 INFO L158 Benchmark]: Boogie Preprocessor took 32.95ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:03,321 INFO L158 Benchmark]: RCFGBuilder took 742.01ms. Allocated memory is still 167.8MB. Free memory was 107.6MB in the beginning and 135.8MB in the end (delta: -28.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,324 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 127.9MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.57ms. Allocated memory is still 167.8MB. Free memory was 122.2MB in the beginning and 110.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.28ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 109.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.95ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 742.01ms. Allocated memory is still 167.8MB. Free memory was 107.6MB in the beginning and 135.8MB in the end (delta: -28.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:03,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:05,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:05,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:05,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:05,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:05,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:05,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:05,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:05,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:05,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:05,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:05,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:05,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:05,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:05,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:05,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:05,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:05,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:05,983 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:05,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:05,984 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:05,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:05,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:05,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:05,986 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:05,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:05,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:05,987 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:05,988 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:05,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:05,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:05,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:05,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:05,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:05,991 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:05,991 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:05,991 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:05,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:05,992 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:05,993 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_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-19 02:57:06,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:06,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:06,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:06,397 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:06,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:06,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 02:57:09,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:09,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:09,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 02:57:09,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/dda352701/fd02203f989c49c6880c167609c19c11/FLAG33995f101 [2023-11-19 02:57:09,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/data/dda352701/fd02203f989c49c6880c167609c19c11 [2023-11-19 02:57:09,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:09,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:09,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:09,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:09,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:09,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:09" (1/1) ... [2023-11-19 02:57:09,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0a2e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:09, skipping insertion in model container [2023-11-19 02:57:09,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:09" (1/1) ... [2023-11-19 02:57:09,973 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:10,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:10,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:10,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:10,206 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:10,206 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:10,213 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:10,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10 WrapperNode [2023-11-19 02:57:10,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:10,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:10,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:10,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:10,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,278 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-19 02:57:10,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:10,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:10,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:10,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:10,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,311 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:10,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:10,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:10,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:10,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:10,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:10,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:10,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:57:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:57:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:57:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:57:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:57:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:57:10,441 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 02:57:10,604 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:10,608 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:10,993 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:11,113 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:11,120 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:57:11,122 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:348) 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 02:57:11,128 INFO L158 Benchmark]: Toolchain (without parser) took 1185.65ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 43.7MB in the end (delta: 16.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,129 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:11,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.94ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 48.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.32ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:11,132 INFO L158 Benchmark]: Boogie Preprocessor took 70.57ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,133 INFO L158 Benchmark]: RCFGBuilder took 774.71ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 43.7MB in the end (delta: 850.7kB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,137 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.94ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 48.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.32ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.57ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.71ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 43.7MB in the end (delta: 850.7kB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:11,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d04bbfe-f2da-4645-aa82-d1d340ac8a30/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 start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?