./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:43,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:43,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:46:43,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:46:43,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:46:43,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:43,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:46:43,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:46:43,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:43,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:43,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:43,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:46:43,583 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:43,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:43,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:43,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:43,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:46:43,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:43,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:46:43,587 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:46:43,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:46:43,588 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:43,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:46:43,589 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:43,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:43,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:43,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:43,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:43,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:43,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:43,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:43,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:46:43,594 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:46:43,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:46:43,595 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:46:43,595 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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-19 02:46:43,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:43,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:43,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:43,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:43,944 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:43,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:46:47,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:47,211 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:47,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:46:47,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/9dc6af9ae/ced07e54681e420a854fc5bfa6b22285/FLAG128790390 [2023-11-19 02:46:47,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/9dc6af9ae/ced07e54681e420a854fc5bfa6b22285 [2023-11-19 02:46:47,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:47,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:47,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:47,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:47,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:47,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e24ed46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47, skipping insertion in model container [2023-11-19 02:46:47,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:47,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:47,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:47,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:47,561 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:47,561 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:47,569 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:47,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47 WrapperNode [2023-11-19 02:46:47,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:47,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:47,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:47,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:47,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,617 INFO L138 Inliner]: procedures = 29, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 134 [2023-11-19 02:46:47,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:47,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:47,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:47,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:47,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:47,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:47,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:47,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:47,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:47" (1/1) ... [2023-11-19 02:46:47,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:47,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:47,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:47,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:46:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:46:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:46:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:46:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:46:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:46:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:46:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:46:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:46:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:46:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:46:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:46:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:46:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:46:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:46:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:46:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:46:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:46:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:46:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:46:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:46:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:46:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:47,750 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 02:46:47,898 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:47,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:48,458 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:48,634 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:48,634 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:46:48,636 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:46:48,641 INFO L158 Benchmark]: Toolchain (without parser) took 1396.51ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 113.8MB in the end (delta: 13.6MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-19 02:46:48,641 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:48,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.37ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 114.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:46:48,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.55ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:48,643 INFO L158 Benchmark]: Boogie Preprocessor took 43.42ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 110.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:48,644 INFO L158 Benchmark]: RCFGBuilder took 976.47ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 113.8MB in the end (delta: -4.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:48,647 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.37ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 114.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.55ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.42ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 110.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 976.47ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 113.8MB in the end (delta: -4.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:46:48,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:51,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:51,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:46:51,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:51,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:46:51,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:46:51,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:51,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:51,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:51,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:46:51,431 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:51,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:51,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:51,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:46:51,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:51,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:46:51,434 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:46:51,435 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:46:51,435 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:46:51,435 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:46:51,436 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:46:51,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:51,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:46:51,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:51,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:51,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:51,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:51,439 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:51,439 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:51,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:51,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:51,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:51,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:51,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:46:51,442 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:46:51,443 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:51,443 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:46:51,443 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:46:51,443 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:51,444 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_d79c6b20-47e9-4e39-ba68-e0093029ca5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-19 02:46:51,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:51,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:51,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:51,874 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:51,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:51,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:46:55,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:55,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:55,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:46:55,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/cc0b056e8/a82c305d8dc34778b2b68ebd37d2306e/FLAG74456a384 [2023-11-19 02:46:55,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/data/cc0b056e8/a82c305d8dc34778b2b68ebd37d2306e [2023-11-19 02:46:55,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:55,658 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:55,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:55,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:55,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:55,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:55" (1/1) ... [2023-11-19 02:46:55,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48da964c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:55, skipping insertion in model container [2023-11-19 02:46:55,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:55" (1/1) ... [2023-11-19 02:46:55,695 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:55,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:55,921 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:46:55,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:55,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:55,965 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:56,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:56,024 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:56,026 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:56,034 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:56,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56 WrapperNode [2023-11-19 02:46:56,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:56,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:56,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:56,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:56,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,123 INFO L138 Inliner]: procedures = 31, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-11-19 02:46:56,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:56,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:56,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:56,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:56,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:56,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:56,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:56,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:56,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:56" (1/1) ... [2023-11-19 02:46:56,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:56,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:56,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:56,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:46:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:46:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:46:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:46:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:46:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:46:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:46:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:46:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:46:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:46:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:46:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:46:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:46:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:46:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:46:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:46:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:46:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:46:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:46:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:46:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:46:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:46:56,321 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 02:46:56,523 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:56,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:57,179 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:57,517 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:57,517 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:46:57,520 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:46:57,526 INFO L158 Benchmark]: Toolchain (without parser) took 1867.39ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 59.5MB in the beginning and 55.5MB in the end (delta: 4.0MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-11-19 02:46:57,527 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 153.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:57,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.33ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 43.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:46:57,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.47ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:57,530 INFO L158 Benchmark]: Boogie Preprocessor took 88.41ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 62.4MB in the end (delta: -21.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:57,531 INFO L158 Benchmark]: RCFGBuilder took 1309.83ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 62.1MB in the beginning and 55.5MB in the end (delta: 6.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 02:46:57,539 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 153.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.33ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 43.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.47ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.41ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 62.4MB in the end (delta: -21.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1309.83ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 62.1MB in the beginning and 55.5MB in the end (delta: 6.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:46:57,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79c6b20-47e9-4e39-ba68-e0093029ca5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?