./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-1_2-join.i --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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:28,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:28,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:28,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:28,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:28,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:28,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:28,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:28,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:28,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:28,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:28,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:28,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:28,358 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:28,358 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:28,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:28,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:28,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:28,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:28,361 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:28,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:28,362 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:28,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:28,363 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:28,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:28,364 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:28,364 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:28,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:28,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:28,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:28,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:28,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:28,378 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:28,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:28,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:28,378 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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2023-11-19 04:07:28,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:28,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:28,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:28,758 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:28,758 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:28,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 04:07:31,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:32,301 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:32,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 04:07:32,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/cfc53864d/a1a77470592c4bc58fb5bc682c01f386/FLAG29f844d9f [2023-11-19 04:07:32,344 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/cfc53864d/a1a77470592c4bc58fb5bc682c01f386 [2023-11-19 04:07:32,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:32,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:32,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:32,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:32,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:32,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:32" (1/1) ... [2023-11-19 04:07:32,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e7eb87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:32, skipping insertion in model container [2023-11-19 04:07:32,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:32" (1/1) ... [2023-11-19 04:07:32,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:33,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:33,286 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:33,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:33,482 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:33,483 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:33,489 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:33,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33 WrapperNode [2023-11-19 04:07:33,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:33,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:33,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:33,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:33,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,633 INFO L138 Inliner]: procedures = 482, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2023-11-19 04:07:33,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:33,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:33,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:33,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:33,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:33,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:33,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:33,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:33,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:33,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:33,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:33,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:07:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 04:07:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 04:07:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:33,847 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 04:07:34,157 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:34,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:34,310 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:34,442 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:34,442 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:34,452 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:34,456 INFO L158 Benchmark]: Toolchain (without parser) took 2106.83ms. Allocated memory was 163.6MB in the beginning and 230.7MB in the end (delta: 67.1MB). Free memory was 114.3MB in the beginning and 169.8MB in the end (delta: -55.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,457 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:34,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1140.43ms. Allocated memory is still 163.6MB. Free memory was 114.3MB in the beginning and 61.3MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.05ms. Allocated memory was 163.6MB in the beginning and 230.7MB in the end (delta: 67.1MB). Free memory was 61.3MB in the beginning and 198.1MB in the end (delta: -136.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,459 INFO L158 Benchmark]: Boogie Preprocessor took 97.21ms. Allocated memory is still 230.7MB. Free memory was 198.1MB in the beginning and 196.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,460 INFO L158 Benchmark]: RCFGBuilder took 718.82ms. Allocated memory is still 230.7MB. Free memory was 196.0MB in the beginning and 169.8MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 04:07:34,463 INFO L338 ainManager$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 163.6MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1140.43ms. Allocated memory is still 163.6MB. Free memory was 114.3MB in the beginning and 61.3MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.05ms. Allocated memory was 163.6MB in the beginning and 230.7MB in the end (delta: 67.1MB). Free memory was 61.3MB in the beginning and 198.1MB in the end (delta: -136.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.21ms. Allocated memory is still 230.7MB. Free memory was 198.1MB in the beginning and 196.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 718.82ms. Allocated memory is still 230.7MB. Free memory was 196.0MB in the beginning and 169.8MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2;). 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2;). 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 04:07:34,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:37,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:37,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:37,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:37,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:37,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:37,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:37,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:37,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:37,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:37,155 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:37,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:37,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:37,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:37,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:37,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:37,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:37,159 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:37,159 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:37,160 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:37,160 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:37,161 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:37,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:37,162 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:37,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:37,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:37,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:37,164 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:37,165 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:37,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:37,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:37,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:37,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:37,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:37,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:37,168 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:37,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:37,168 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:37,168 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:37,169 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_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2023-11-19 04:07:37,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:37,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:37,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:37,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:37,637 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:37,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 04:07:40,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:41,122 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:41,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 04:07:41,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/8b20eaeb2/d0f82939c9a2471abb2eeda5831e0c32/FLAG4ece20497 [2023-11-19 04:07:41,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/data/8b20eaeb2/d0f82939c9a2471abb2eeda5831e0c32 [2023-11-19 04:07:41,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:41,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:41,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:41,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:41,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:41,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e96d552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41, skipping insertion in model container [2023-11-19 04:07:41,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,275 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:41,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:42,016 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:42,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:42,217 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:42,217 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:42,223 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:42,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42 WrapperNode [2023-11-19 04:07:42,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:42,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:42,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:42,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:42,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,314 INFO L138 Inliner]: procedures = 486, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-19 04:07:42,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:42,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:42,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:42,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:42,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:42,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:42,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:42,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:42,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:42,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:42,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:42,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:07:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 04:07:42,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 04:07:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:42,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:42,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:42,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:42,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:42,493 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 04:07:42,848 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:42,850 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:43,100 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:43,220 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:43,220 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:43,224 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2bv32;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:07:43,231 INFO L158 Benchmark]: Toolchain (without parser) took 2048.11ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 67.4MB in the end (delta: -32.5MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:43,231 INFO L158 Benchmark]: CDTParser took 1.14ms. Allocated memory is still 79.7MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:43,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.22ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 73.0MB in the end (delta: -38.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:43,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.01ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 70.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:43,234 INFO L158 Benchmark]: Boogie Preprocessor took 95.41ms. Allocated memory is still 102.8MB. Free memory was 70.0MB in the beginning and 66.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:43,236 INFO L158 Benchmark]: RCFGBuilder took 817.09ms. Allocated memory is still 102.8MB. Free memory was 65.8MB in the beginning and 67.4MB in the end (delta: -1.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 04:07:43,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14ms. Allocated memory is still 79.7MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.22ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 73.0MB in the end (delta: -38.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.01ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 70.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.41ms. Allocated memory is still 102.8MB. Free memory was 70.0MB in the beginning and 66.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 817.09ms. Allocated memory is still 102.8MB. Free memory was 65.8MB in the beginning and 67.4MB in the end (delta: -1.7MB). Peak memory consumption was 27.3MB. 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2bv32;). 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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2bv32;). 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 04:07:43,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d923cf-48c4-4830-b6c5-28c44b27a5ad/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: havoc module_init_#t~pre33#1;havoc module_init_#t~nondet34#1;~pdev~0 := 2bv32;). Is there illegal control flow (e.g. loops) within an atomic block?